PackagesCanonicalsLogsProblems
    Packages
    hl7.fhir.r6.examples@6.0.0-ballot3
    http://hl7.org/fhir/StructureDefinition/ImagingSelection
{
  "description": "A selection of DICOM SOP instances and/or frames within a single Study and Series. This might include additional specifics such as an image region, an Observation from a DICOM SR Content Item, or a Segment Number from a DICOM Segmentation SOP Instance.",
  "_filename": "StructureDefinition-ImagingSelection.json",
  "package_name": "hl7.fhir.r6.examples",
  "date": "2025-04-01T12:16:37+11:00",
  "derivation": "specialization",
  "meta": {
    "lastUpdated": "2025-04-01T12:16:37.966+11:00"
  },
  "publisher": "HL7 International / Imaging Integration",
  "fhirVersion": "6.0.0-ballot3",
  "jurisdiction": [ {
    "coding": [ {
      "code": "001",
      "system": "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "display": "World"
    } ]
  } ],
  "name": "ImagingSelection",
  "mapping": [ {
    "uri": "http://hl7.org/fhir/workflow",
    "name": "Workflow Pattern",
    "identity": "workflow"
  }, {
    "uri": "http://hl7.org/fhir/fivews",
    "name": "FiveWs Pattern Mapping",
    "identity": "w5"
  }, {
    "uri": "https://dicomstandard.org/current",
    "name": "DICOM Tag Mapping",
    "identity": "dicom"
  }, {
    "uri": "http://hl7.org/v3",
    "name": "RIM Mapping",
    "identity": "rim"
  } ],
  "abstract": false,
  "type": "ImagingSelection",
  "experimental": "false",
  "resourceType": "StructureDefinition",
  "title": null,
  "package_version": "6.0.0-ballot3",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-category",
    "valueString": "Clinical.Diagnostics"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
    "valueCode": "trial-use"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "ii"
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
    "valueInteger": 1
  }, {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-security-category",
    "valueCode": "patient"
  } ],
  "snapshot": {
    "element": [ {
      "constraint": [ {
        "key": "dom-2",
        "human": "If the resource is contained in another resource, it SHALL NOT contain nested Resources",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.contained.empty()"
      }, {
        "key": "dom-3",
        "human": "If the resource is contained in another resource, it SHALL be referred to from elsewhere in the resource or SHALL refer to the containing resource",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.where((('#'+id.trace('id') in %resource.descendants().select(reference | as(uri))) or descendants().where(reference='#' | as(uri)='#').exists()).not()).trace('unmatched', id).empty()"
      }, {
        "key": "dom-4",
        "human": "If a resource is contained in another resource, it SHALL NOT have a meta.versionId or a meta.lastUpdated",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.meta.versionId.empty() and contained.meta.lastUpdated.empty()"
      }, {
        "key": "dom-5",
        "human": "If a resource is contained in another resource, it SHALL NOT have a security label",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "error",
        "expression": "contained.meta.security.empty()"
      }, {
        "key": "dom-6",
        "human": "A resource should have narrative for robust management",
        "source": "http://hl7.org/fhir/StructureDefinition/DomainResource",
        "severity": "warning",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice",
          "valueBoolean": true
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bestpractice-explanation",
          "valueMarkdown": "When a resource has no narrative, only systems that fully understand the data can display the resource to a human safely. Including a human readable representation in the resource makes for a much more robust eco-system and cheaper handling of resources by intermediary systems. Some ecosystems restrict distribution of resources to only those systems that do fully understand the resources, and as a consequence implementers may believe that the narrative is superfluous. However experience shows that such eco-systems often open up to new participants over time."
        } ],
        "expression": "text.`div`.exists()"
      }, {
        "key": "isl-1",
        "human": "At least one of seriesUid or imageRegion3D shall be present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesUid.exists() or imageRegion3D.exists()"
      }, {
        "key": "isl-2",
        "human": "seriesUid SHALL only be present if studyUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesUid.empty() or studyUid.exists()"
      }, {
        "key": "isl-3",
        "human": "seriesNumber SHALL only be present if seriesUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesNumber.empty() or seriesUid.exists()"
      }, {
        "key": "isl-4",
        "human": "instance SHALL only be present if seriesUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "instance.empty() or seriesUid.exists()"
      }, {
        "key": "isl-5",
        "human": "imageRegion3D SHALL only be present if frameOfReferenceUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "imageRegion3D.empty() or frameOfReferenceUid.exists()"
      }, {
        "key": "isl-6",
        "human": "imageRegion3D SHALL only be present if instance.imageRegion2D is not present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "imageRegion3D.empty() or instance.imageRegion2D.empty()"
      } ],
      "path": "ImagingSelection",
      "min": 0,
      "definition": "A selection of DICOM SOP instances and/or frames within a single Study and Series. This might include additional specifics such as an image region, an Observation UID or a Segmentation Number, allowing linkage to an Observation Resource or transferring this information along with the ImagingStudy Resource.",
      "isModifier": false,
      "short": "A selection of DICOM SOP instances and/or frames",
      "mapping": [ {
        "map": "Entity, Role, or Act",
        "identity": "rim"
      }, {
        "map": "Event",
        "identity": "workflow"
      }, {
        "map": "clinical.diagnostics",
        "identity": "w5"
      }, {
        "map": "Reference DICOM PS 3 Table 10-3b",
        "identity": "dicom"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection"
      },
      "isSummary": false
    }, {
      "path": "ImagingSelection.id",
      "min": 0,
      "definition": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
      "isModifier": false,
      "short": "Logical id of this artifact",
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "id"
        } ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.id",
      "comment": "Within the context of the FHIR RESTful interactions, the resource has an id except for cases like the create and conditional update. Otherwise, the use of the resouce id depends on the given use case.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.id"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.meta",
      "min": 0,
      "definition": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.",
      "isModifier": false,
      "short": "Metadata about the resource",
      "type": [ {
        "code": "Meta"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.meta",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.meta"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.implicitRules",
      "min": 0,
      "definition": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc.",
      "isModifier": true,
      "short": "A set of rules under which this content was created",
      "type": [ {
        "code": "uri"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.implicitRules",
      "comment": "Asserting this rule set restricts the content to be only understood by a limited set of trading partners. This inherently limits the usefulness of the data in the long term. However, the existing health eco-system is highly fractured, and not yet ready to define, collect, and exchange data in a generally computable sense. Wherever possible, implementers and/or specification writers should avoid using this element. Often, when used, the URL is a reference to an implementation guide that defines these special rules as part of its narrative along with other profiles, value sets, etc.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.implicitRules"
      },
      "isModifierReason": "This element is labeled as a modifier because the implicit rules may provide additional knowledge about the resource that modifies its meaning or interpretation",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.language",
      "min": 0,
      "definition": "The base language in which the resource is written.",
      "isModifier": false,
      "short": "Language of the resource content",
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/all-languages|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "Language"
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-isCommonBinding",
          "valueBoolean": true
        } ],
        "additional": [ {
          "purpose": "starter",
          "valueSet": "http://hl7.org/fhir/ValueSet/languages"
        } ],
        "description": "IETF language tag for a human language"
      },
      "max": "1",
      "id": "ImagingSelection.language",
      "comment": "Language is provided to support indexing and accessibility (typically, services such as text to speech use the language tag). The html language tag in the narrative applies  to the narrative. The language tag on the resource may be used to specify the language of other presentations generated from the data in the resource. Not all the content has to be in the base language. The Resource.language should not be assumed to apply to the narrative automatically. If a language is specified, it should it also be specified on the div element in the html (see rules in HTML5 for information about the relationship between xml:lang and the html lang attribute).",
      "base": {
        "max": "1",
        "min": 0,
        "path": "Resource.language"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.text",
      "min": 0,
      "definition": "A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
      "isModifier": false,
      "short": "Text summary of the resource, for human interpretation",
      "mapping": [ {
        "map": "Act.text?",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Narrative"
      } ],
      "mustSupport": false,
      "alias": [ "narrative", "html", "xhtml", "display" ],
      "max": "1",
      "id": "ImagingSelection.text",
      "condition": [ "dom-6" ],
      "comment": "Contained resources do not have a narrative. Resources that are not contained SHOULD have a narrative. In some cases, a resource may only have text with little or no additional discrete data (as long as all minOccurs=1 elements are satisfied).  This may be necessary for data from legacy systems where information is captured as a \"text blob\" or where text is additionally entered raw or narrated and encoded information is added later.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "DomainResource.text"
      },
      "isSummary": false
    }, {
      "path": "ImagingSelection.contained",
      "min": 0,
      "definition": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, nor can they have their own independent transaction scope. This is allowed to be a Parameters resource if and only if it is referenced by a resource that provides context/meaning.",
      "isModifier": false,
      "short": "Contained, inline Resources",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Resource"
      } ],
      "mustSupport": false,
      "alias": [ "inline resources", "anonymous resources", "contained resources" ],
      "max": "*",
      "id": "ImagingSelection.contained",
      "condition": [ "dom-2", "dom-4", "dom-3", "dom-5" ],
      "comment": "This should never be done when the content can be identified properly, as once identification is lost, it is extremely difficult (and context dependent) to restore it again. Contained resources may have profiles and tags in their meta elements, but SHALL NOT have security labels. Contained resources may be a resource type defined in the FHIR specification, or an [additional resource](resource.html#additional).",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.contained"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "mustSupport": false,
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "mustSupport": false,
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "DomainResource.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the resource that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.identifier",
      "requirements": "Allows imaging selections to be distinguished and referenced.",
      "min": 0,
      "definition": "Unique identifiers assigned to this imaging selection.",
      "isModifier": false,
      "short": "Business Identifiers for Imaging Selection",
      "mapping": [ {
        "map": "Event.identifier",
        "identity": "workflow"
      }, {
        "map": "FiveWs.identifier",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.identifier",
      "comment": "This is a business identifiers, not a resource identifier -- see discussion under [Business Identifiers](resource.html#identifiers). ",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.identifier"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.status",
      "min": 1,
      "definition": "The current state of the imaging selection. This is distinct from the status of any imaging study, service request, or task associated with the imaging selection.",
      "isModifier": true,
      "short": "available | entered-in-error | inactive | unknown",
      "mapping": [ {
        "map": "Event.status",
        "identity": "workflow"
      }, {
        "map": "FiveWs.status",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-status|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionStatus"
        } ],
        "description": "The status of the ImagingSelection."
      },
      "max": "1",
      "id": "ImagingSelection.status",
      "comment": "Unknown does not represent \"other\" - one of the defined statuses SHALL apply.  Unknown is used when the authoring system is not sure what the current status is.",
      "base": {
        "max": "1",
        "min": 1,
        "path": "ImagingSelection.status"
      },
      "isModifierReason": "This element is labeled as a modifier because it is a status element that contains status entered-in-error which means that the resource SHOULD not be treated as valid",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.category",
      "requirements": "Used for filtering what imaging selections are retrieved and displayed.",
      "min": 0,
      "definition": "Classifies the general purpose of the imaging selection.",
      "isModifier": false,
      "short": "Classifies the imaging selection",
      "mapping": [ {
        "map": "Event.category",
        "identity": "workflow"
      }, {
        "map": "FiveWs.class",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "preferred",
        "valueSet": "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionCode"
        } ],
        "description": "Key Object Selection Document Title."
      },
      "max": "*",
      "id": "ImagingSelection.category",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.category"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.code",
      "requirements": "Identifies the type of content and the structure of the imaging selection.",
      "min": 1,
      "definition": "Identifies the type of imaging selection.",
      "isModifier": false,
      "short": "Imaging Selection purpose text or code",
      "mapping": [ {
        "map": "Event.code",
        "identity": "workflow"
      }, {
        "map": "FiveWs.what[x]",
        "identity": "w5"
      }, {
        "map": "Concept Name Code Sequence (0040,A043)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionCode"
        } ],
        "description": "Key Object Selection Document Title."
      },
      "alias": [ "Description" ],
      "max": "1",
      "id": "ImagingSelection.code",
      "base": {
        "max": "1",
        "min": 1,
        "path": "ImagingSelection.code"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.subject",
      "min": 0,
      "definition": "The patient, or group of patients, location, device, organization, procedure or practitioner this imaging selection is about and into whose or what record the imaging selection is placed.",
      "isModifier": false,
      "short": "Subject of the selected instances",
      "mapping": [ {
        "map": "Event.subject",
        "identity": "workflow"
      }, {
        "map": "FiveWs.subject[x]",
        "identity": "w5"
      }, {
        "map": "(0010/*)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Patient", "http://hl7.org/fhir/StructureDefinition/Group", "http://hl7.org/fhir/StructureDefinition/Device", "http://hl7.org/fhir/StructureDefinition/Procedure", "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/Medication", "http://hl7.org/fhir/StructureDefinition/Substance", "http://hl7.org/fhir/StructureDefinition/Specimen" ]
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-display-hint",
        "valueString": "dicom=http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.2.2.html"
      } ],
      "max": "1",
      "id": "ImagingSelection.subject",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.subject"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.issued",
      "min": 0,
      "definition": "The date and time this imaging selection was created.",
      "isModifier": false,
      "short": "Date / Time when this imaging selection was created",
      "mapping": [ {
        "map": "FiveWs.recorded",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "instant"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.issued",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.issued"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.performer",
      "min": 0,
      "definition": "Selectors of the instances – human or machine.",
      "isModifier": false,
      "short": "Selectors of the instances (human or machine)",
      "mapping": [ {
        "map": "Event.performer",
        "identity": "workflow"
      }, {
        "map": "FiveWs.actor",
        "identity": "w5"
      }, {
        "map": "(0008, 1050) | (0008, 1052) | (0008, 1070) | (0008, 1072)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.performer",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.performer"
      },
      "isSummary": true
    }, {
      "path": "ImagingSelection.performer.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "ImagingSelection.performer.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.performer.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.performer.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.performer.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "ImagingSelection.performer.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.performer.function",
      "requirements": "Allows disambiguation of the types and involvement of different performers.",
      "min": 0,
      "definition": "Distinguishes the type of involvement of the performer.",
      "isModifier": false,
      "short": "Type of performer",
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "extensible",
        "valueSet": "http://hl7.org/fhir/ValueSet/series-performer-function",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "EventPerformerFunction"
        } ],
        "description": "The type of involvement of the performer."
      },
      "max": "1",
      "id": "ImagingSelection.performer.function",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.performer.function"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.performer.actor",
      "min": 0,
      "definition": "Author - human or machine.",
      "isModifier": false,
      "short": "Author (human or machine)",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/PractitionerRole", "http://hl7.org/fhir/StructureDefinition/Device", "http://hl7.org/fhir/StructureDefinition/Organization", "http://hl7.org/fhir/StructureDefinition/CareTeam", "http://hl7.org/fhir/StructureDefinition/Patient", "http://hl7.org/fhir/StructureDefinition/RelatedPerson", "http://hl7.org/fhir/StructureDefinition/HealthcareService" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.performer.actor",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.performer.actor"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.basedOn",
      "min": 0,
      "definition": "A list of the diagnostic requests that resulted in this imaging selection being performed.",
      "isModifier": false,
      "short": "Associated requests",
      "mapping": [ {
        "map": "Event.basedOn",
        "identity": "workflow"
      }, {
        "map": "FiveWs.cause",
        "identity": "w5"
      }, {
        "map": "Accession Number and Issuer (0080,0050)+(0080,0051)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/CarePlan", "http://hl7.org/fhir/StructureDefinition/ServiceRequest", "http://hl7.org/fhir/StructureDefinition/Appointment", "http://hl7.org/fhir/StructureDefinition/Task" ]
      } ],
      "mustSupport": false,
      "alias": [ "AccessionNumber" ],
      "max": "*",
      "id": "ImagingSelection.basedOn",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.basedOn"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.derivedFrom",
      "min": 0,
      "definition": "The imaging study from which the imaging selection is made.",
      "isModifier": false,
      "short": "The imaging study from which the imaging selection is derived",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/ImagingStudy", "http://hl7.org/fhir/StructureDefinition/DocumentReference" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.derivedFrom",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.derivedFrom"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.studyUid",
      "min": 0,
      "definition": "The Study Instance UID for the DICOM Study from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Study Instance UID",
      "mapping": [ {
        "map": "Study Instance UID (0020,000D)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "StudyInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.studyUid",
      "condition": [ "isl-2" ],
      "comment": "See [DICOM PS3.3 C.7.2](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.2.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793"
      } ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.studyUid"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.seriesUid",
      "requirements": "Must correspond to a Series that is part of the DICOM study identified by the `studyUid` element.",
      "min": 0,
      "definition": "The Series Instance UID for the DICOM Series from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Series Instance UID",
      "mapping": [ {
        "map": "Series Instance UID (0020,000E)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "SeriesInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.seriesUid",
      "condition": [ "isl-1", "isl-2", "isl-3", "isl-4" ],
      "comment": "See [DICOM PS3.3 C.7.3](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.3.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793.1"
      } ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.seriesUid"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.seriesNumber",
      "requirements": "DICOM Series Number. \nMust correspond to the series identified by the `seriesUid` element.",
      "min": 0,
      "definition": "The Series Number for the DICOM Series from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Series Number",
      "mapping": [ {
        "map": "Series Number (0020,0011)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "unsignedInt"
      } ],
      "mustSupport": false,
      "alias": [ "SeriesNumber" ],
      "max": "1",
      "id": "ImagingSelection.seriesNumber",
      "condition": [ "isl-3" ],
      "comment": "See [DICOM PS3.3 C.7.3](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.3.html).",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.seriesNumber"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.frameOfReferenceUid",
      "min": 0,
      "definition": "Uniquely identifies groups of composite instances that have the same coordinate system that conveys spatial and/or temporal information.",
      "isModifier": false,
      "short": "The Frame of Reference UID for the selected images",
      "mapping": [ {
        "map": "Frame of Reference UID (0020,0052)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "FrameOfReferenceUID" ],
      "max": "1",
      "id": "ImagingSelection.frameOfReferenceUid",
      "condition": [ "isl-5" ],
      "comment": "See [DICOM PS3.3 C.7.4.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.4.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793.2"
      } ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.frameOfReferenceUid"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.bodySite",
      "min": 0,
      "definition": "The anatomic structures examined. See [DICOM Part 16 Annex L](http://dicom.nema.org/medical/dicom/current/output/chtml/part16/chapter_L.html) for DICOM to SNOMED-CT mappings.",
      "isModifier": false,
      "short": "Body part examined",
      "mapping": [ {
        "map": "Body Part Examined (0018,0015) or Anatomic Region Sequence (0008,2218)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "CodeableReference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/BodyStructure" ]
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/body-site",
        "extension": [ {
          "url": "http://hl7.org/fhir/tools/StructureDefinition/binding-definition",
          "valueMarkdown": "Codes describing anatomical locations. May include laterality."
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "BodySite"
        } ],
        "description": "SNOMED CT Body site concepts"
      },
      "alias": [ "BodyPartExamined", "AnatomicRegionSequence" ],
      "max": "*",
      "id": "ImagingSelection.bodySite",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.bodySite"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.focus",
      "min": 0,
      "definition": "The actual focus of an imaging selection when it is another imaging selection resource and not the patient of record.",
      "isModifier": false,
      "short": "Related resources that are the focus for the imaging selection",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/ImagingSelection" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.focus",
      "comment": "An imaging selection MAY reference a DICOM resource that itself references other DICOM resources.\n       e.g. a presentation state references a set of source images or frames.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.focus"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.endpoint",
      "requirements": "Access methods for retrieving (e.g., DICOM's WADO-URI and WADO-RS) the selected images, frames, etc.",
      "min": 0,
      "definition": "The network services providing retrieval access to the selected images, frames, etc. See implementation notes for information about using DICOM endpoints.",
      "isModifier": false,
      "short": "The network services providing retrieval for the images referenced in the imaging selection",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Endpoint" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.endpoint",
      "comment": "Typical endpoint types include DICOM WADO-RS, which is used to retrieve DICOM instances in native or rendered (e.g., JPG, PNG) formats using a RESTful API; DICOM WADO-URI, which can similarly retrieve native or rendered instances, except using an HTTP query-based approach.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.endpoint"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance",
      "requirements": "If this element is not present and ImagingSelection.seriesUid is present, all instances in the specified series are included in the selection.",
      "min": 0,
      "definition": "Each imaging selection includes one or more selected DICOM SOP instances.",
      "isModifier": false,
      "short": "The selected instances",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.instance",
      "condition": [ "isl-6", "isl-4" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.instance"
      },
      "isSummary": true
    }, {
      "path": "ImagingSelection.instance.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "ImagingSelection.instance.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.instance.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "ImagingSelection.instance.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.uid",
      "requirements": "DICOM SOP Instance UID.\nMust correspond to a SOP Instance that is part of the DICOM series identified by the `seriesUID` element.",
      "min": 1,
      "definition": "The SOP Instance UID for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM SOP Instance UID",
      "mapping": [ {
        "map": "SOP Instance UID (0008,0018)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "SOPInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.instance.uid",
      "comment": "See [DICOM PS3.3 C.12.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.12.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207568475333748793.1.1"
      } ],
      "base": {
        "max": "1",
        "min": 1,
        "path": "ImagingSelection.instance.uid"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.number",
      "requirements": "DICOM Instance Number.\nMust correspond to the SOP Instance identified by the `uid` element.",
      "min": 0,
      "definition": "The Instance Number for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM Instance Number",
      "mapping": [ {
        "map": "Instance Number (0020,0011)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "unsignedInt"
      } ],
      "mustSupport": false,
      "alias": [ "InstanceNumber" ],
      "max": "1",
      "id": "ImagingSelection.instance.number",
      "comment": "See [DICOM PS3.3 C.7.6.1](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.6.html#sect_C.7.6.1).\n       Note: A multiframe instance has a single instance number with each frame identified by a frame number.",
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.instance.number"
      },
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.sopClass",
      "requirements": "DICOM SOP Class UID.",
      "min": 0,
      "definition": "The SOP Class UID for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM SOP Class UID",
      "mapping": [ {
        "map": "SOP Class UID (0008,0016)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "oid"
      } ],
      "mustSupport": false,
      "alias": [ "SOPClassUID" ],
      "max": "1",
      "id": "ImagingSelection.instance.sopClass",
      "comment": "See [DICOM PS3.3 C.12.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.12.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.10008.5.1.4.1.1.2"
      } ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "ImagingSelection.instance.sopClass"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.subset",
      "min": 0,
      "definition": "Selected subset of the SOP Instance. The type of the subset item is determined by the `instance.sopClass` value.\nMay be one of:\n- A list of frame numbers selected from a multiframe SOP Instance (See [DICOM PS 3.3 Table 10.3](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_10.3.html#table_10-3)).\n- A list of Referenced Content Item Identifier values selected from a DICOM SR or other structured document SOP Instance (See [DICOM PS 3.3 C.17.3.2.5](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.17.3.2.5.html)).\n- A list of segment numbers selected from a segmentation SOP Instance (See [DICOM PS 3.3 Table C.8.20-4](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.8.20.4.html#table_C.8.20-4)).\n- A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance (See [DICOM PS 3.3 C.8.8.5](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.8.8.5.html)).",
      "isModifier": false,
      "short": "The selected subset of the SOP Instance",
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.instance.subset",
      "example": [ {
        "label": "General",
        "valueString": "6"
      } ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.instance.subset"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.imageRegion2D",
      "requirements": "Shall not be present if the parent imagingSelection.instance is not an image. If the parent imagingSelection.instance contains a subset element of type frame, the image region applies to all frames in the subset list.",
      "min": 0,
      "definition": "Each imaging selection instance or frame list might includes an image region, specified by a region type and a set of 2D coordinates.",
      "isModifier": false,
      "short": "A specific 2D region in a DICOM image / frame",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "ImageRegion2D"
      } ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D",
      "condition": [ "isl-6" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.instance.imageRegion2D"
      },
      "isSummary": false
    }, {
      "path": "ImagingSelection.instance.imageRegion2D.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "ImagingSelection.instance.imageRegion2D.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.imageRegion2D.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.imageRegion2D.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.imageRegion2D.regionType",
      "min": 1,
      "definition": "Specifies the type of image region.",
      "isModifier": false,
      "short": "point | polyline | multipoint | circle | ellipse",
      "mapping": [ {
        "map": "Graphic Type (0070,0023)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-2dgraphictype|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelection2DGraphicType"
        } ],
        "description": "The type of image region."
      },
      "alias": [ "GraphicType" ],
      "max": "1",
      "id": "ImagingSelection.instance.imageRegion2D.regionType",
      "comment": "See [DICOM PS3.3 C.10.5.1.2](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.10.5.html#sect_C.10.5.1.2).",
      "base": {
        "max": "1",
        "min": 1,
        "path": "ImagingSelection.instance.imageRegion2D.regionType"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.instance.imageRegion2D.coordinate",
      "requirements": "The number of values SHALL be a multiple of two.",
      "min": 1,
      "definition": "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\nThe origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values SHALL be within the range 0\\0 to the number of columns\\rows in the image / frames.",
      "isModifier": false,
      "short": "Specifies the coordinates that define the image region",
      "mapping": [ {
        "map": "Graphic Data (0070,0022)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "alias": [ "GraphicData" ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D.coordinate",
      "comment": "For a description of how 2D coordinates are encoded, see [DICOM PS 3.3 C.18.6](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.6.html).",
      "orderMeaning": "The values are an ordered set of (x, y) coordinates.",
      "base": {
        "max": "*",
        "min": 1,
        "path": "ImagingSelection.instance.imageRegion2D.coordinate"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children or both",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.imageRegion3D",
      "min": 0,
      "definition": "Each imaging selection might includes a 3D image region, specified by a region type and a set of 3D coordinates.",
      "isModifier": false,
      "short": "A specific 3D region in a DICOM frame of reference",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "ImageRegion3D"
      } ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D",
      "condition": [ "isl-1", "isl-5", "isl-6" ],
      "base": {
        "max": "*",
        "min": 0,
        "path": "ImagingSelection.imageRegion3D"
      },
      "isSummary": false
    }, {
      "path": "ImagingSelection.imageRegion3D.id",
      "min": 0,
      "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
      "isModifier": false,
      "short": "Unique id for inter-element referencing",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "http://hl7.org/fhirpath/System.String",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
          "valueUrl": "string"
        } ]
      } ],
      "representation": [ "xmlAttr" ],
      "max": "1",
      "id": "ImagingSelection.imageRegion3D.id",
      "condition": [ "ele-1" ],
      "base": {
        "max": "1",
        "min": 0,
        "path": "Element.id"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.imageRegion3D.extension",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
      "isModifier": false,
      "short": "Additional content defined by implementations",
      "mapping": [ {
        "map": "n/a",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content" ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D.extension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "Element.extension"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.imageRegion3D.modifierExtension",
      "requirements": "Modifier extensions allow for extensions that *cannot* be safely ignored to be clearly distinguished from the vast majority of extensions which can be safely ignored.  This promotes interoperability by eliminating the need for implementers to prohibit the presence of extensions. For further information, see the [definition of modifier extensions](extensibility.html#modifierExtension).",
      "min": 0,
      "definition": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element's descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and managable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
      "isModifier": true,
      "short": "Extensions that cannot be ignored even if unrecognized",
      "mapping": [ {
        "map": "N/A",
        "identity": "rim"
      } ],
      "type": [ {
        "code": "Extension"
      } ],
      "alias": [ "extensions", "user content", "modifiers" ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D.modifierExtension",
      "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
      "base": {
        "max": "*",
        "min": 0,
        "path": "BackboneElement.modifierExtension"
      },
      "isModifierReason": "Modifier extensions are expected to modify the meaning or interpretation of the element that contains them",
      "isSummary": true
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.imageRegion3D.regionType",
      "min": 1,
      "definition": "Specifies the type of image region.",
      "isModifier": false,
      "short": "point | multipoint | polyline | polygon | ellipse | ellipsoid",
      "mapping": [ {
        "map": "Graphic Type (0070,0023)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-3dgraphictype|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelection3DGraphicType"
        } ],
        "description": "The type of image region."
      },
      "alias": [ "GraphicType" ],
      "max": "1",
      "id": "ImagingSelection.imageRegion3D.regionType",
      "comment": "See [DICOM PS3.3 C.18.9.1.2](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.9.html#sect_C.18.9.1.2).",
      "base": {
        "max": "1",
        "min": 1,
        "path": "ImagingSelection.imageRegion3D.regionType"
      },
      "isSummary": false
    }, {
      "constraint": [ {
        "key": "ele-1",
        "human": "All FHIR elements must have a @value or children",
        "source": "http://hl7.org/fhir/StructureDefinition/Element",
        "severity": "error",
        "expression": "hasValue() or (children().count() > id.count())"
      } ],
      "path": "ImagingSelection.imageRegion3D.coordinate",
      "requirements": "The number of values SHALL be a multiple of three.",
      "min": 1,
      "definition": "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and MAY be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
      "isModifier": false,
      "short": "Specifies the coordinates that define the image region",
      "mapping": [ {
        "map": "Graphic Data (0070,0022)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "alias": [ "GraphicData" ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D.coordinate",
      "comment": "For a description of how 3D coordinates are encoded, see [DICOM PS3.3 C.18.9](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.9.html).",
      "orderMeaning": "The values are an ordered set of (x, y, z) coordinates.",
      "base": {
        "max": "*",
        "min": 1,
        "path": "ImagingSelection.imageRegion3D.coordinate"
      },
      "isSummary": false
    } ]
  },
  "status": "draft",
  "id": "3f70acdc-69ce-455c-ba99-9074bcc182dd",
  "kind": "resource",
  "url": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
  "version": "6.0.0-ballot3",
  "differential": {
    "element": [ {
      "constraint": [ {
        "key": "isl-4",
        "human": "instance SHALL only be present if seriesUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "instance.empty() or seriesUid.exists()"
      }, {
        "key": "isl-3",
        "human": "seriesNumber SHALL only be present if seriesUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesNumber.empty() or seriesUid.exists()"
      }, {
        "key": "isl-6",
        "human": "imageRegion3D SHALL only be present if instance.imageRegion2D is not present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "imageRegion3D.empty() or instance.imageRegion2D.empty()"
      }, {
        "key": "isl-5",
        "human": "imageRegion3D SHALL only be present if frameOfReferenceUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "imageRegion3D.empty() or frameOfReferenceUid.exists()"
      }, {
        "key": "isl-2",
        "human": "seriesUid SHALL only be present if studyUid is present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesUid.empty() or studyUid.exists()"
      }, {
        "key": "isl-1",
        "human": "At least one of seriesUid or imageRegion3D shall be present",
        "source": "http://hl7.org/fhir/StructureDefinition/ImagingSelection",
        "severity": "error",
        "expression": "seriesUid.exists() or imageRegion3D.exists()"
      } ],
      "path": "ImagingSelection",
      "min": 0,
      "definition": "A selection of DICOM SOP instances and/or frames within a single Study and Series. This might include additional specifics such as an image region, an Observation UID or a Segmentation Number, allowing linkage to an Observation Resource or transferring this information along with the ImagingStudy Resource.",
      "isModifier": false,
      "short": "A selection of DICOM SOP instances and/or frames",
      "mapping": [ {
        "map": "Event",
        "identity": "workflow"
      }, {
        "map": "clinical.diagnostics",
        "identity": "w5"
      }, {
        "map": "Reference DICOM PS 3 Table 10-3b",
        "identity": "dicom"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection"
    }, {
      "path": "ImagingSelection.identifier",
      "requirements": "Allows imaging selections to be distinguished and referenced.",
      "min": 0,
      "definition": "Unique identifiers assigned to this imaging selection.",
      "isModifier": false,
      "short": "Business Identifiers for Imaging Selection",
      "mapping": [ {
        "map": "Event.identifier",
        "identity": "workflow"
      }, {
        "map": "FiveWs.identifier",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "Identifier"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.identifier",
      "comment": "This is a business identifiers, not a resource identifier -- see discussion under [Business Identifiers](resource.html#identifiers). ",
      "isSummary": true
    }, {
      "path": "ImagingSelection.status",
      "min": 1,
      "definition": "The current state of the imaging selection. This is distinct from the status of any imaging study, service request, or task associated with the imaging selection.",
      "isModifier": true,
      "short": "available | entered-in-error | inactive | unknown",
      "mapping": [ {
        "map": "Event.status",
        "identity": "workflow"
      }, {
        "map": "FiveWs.status",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-status|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionStatus"
        } ],
        "description": "The status of the ImagingSelection."
      },
      "max": "1",
      "id": "ImagingSelection.status",
      "comment": "Unknown does not represent \"other\" - one of the defined statuses SHALL apply.  Unknown is used when the authoring system is not sure what the current status is.",
      "isModifierReason": "This element is labeled as a modifier because it is a status element that contains status entered-in-error which means that the resource SHOULD not be treated as valid",
      "isSummary": true
    }, {
      "path": "ImagingSelection.category",
      "requirements": "Used for filtering what imaging selections are retrieved and displayed.",
      "min": 0,
      "definition": "Classifies the general purpose of the imaging selection.",
      "isModifier": false,
      "short": "Classifies the imaging selection",
      "mapping": [ {
        "map": "Event.category",
        "identity": "workflow"
      }, {
        "map": "FiveWs.class",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "preferred",
        "valueSet": "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionCode"
        } ],
        "description": "Key Object Selection Document Title."
      },
      "max": "*",
      "id": "ImagingSelection.category",
      "isSummary": true
    }, {
      "path": "ImagingSelection.code",
      "requirements": "Identifies the type of content and the structure of the imaging selection.",
      "min": 1,
      "definition": "Identifies the type of imaging selection.",
      "isModifier": false,
      "short": "Imaging Selection purpose text or code",
      "mapping": [ {
        "map": "Event.code",
        "identity": "workflow"
      }, {
        "map": "FiveWs.what[x]",
        "identity": "w5"
      }, {
        "map": "Concept Name Code Sequence (0040,A043)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://dicom.nema.org/medical/dicom/current/output/chtml/part16/sect_CID_7010.html",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelectionCode"
        } ],
        "description": "Key Object Selection Document Title."
      },
      "alias": [ "Description" ],
      "max": "1",
      "id": "ImagingSelection.code",
      "isSummary": true
    }, {
      "path": "ImagingSelection.subject",
      "min": 0,
      "definition": "The patient, or group of patients, location, device, organization, procedure or practitioner this imaging selection is about and into whose or what record the imaging selection is placed.",
      "isModifier": false,
      "short": "Subject of the selected instances",
      "mapping": [ {
        "map": "Event.subject",
        "identity": "workflow"
      }, {
        "map": "FiveWs.subject[x]",
        "identity": "w5"
      }, {
        "map": "(0010/*)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Patient", "http://hl7.org/fhir/StructureDefinition/Group", "http://hl7.org/fhir/StructureDefinition/Device", "http://hl7.org/fhir/StructureDefinition/Procedure", "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/Medication", "http://hl7.org/fhir/StructureDefinition/Substance", "http://hl7.org/fhir/StructureDefinition/Specimen" ]
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-display-hint",
        "valueString": "dicom=http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.2.2.html"
      } ],
      "max": "1",
      "id": "ImagingSelection.subject",
      "isSummary": true
    }, {
      "path": "ImagingSelection.issued",
      "min": 0,
      "definition": "The date and time this imaging selection was created.",
      "isModifier": false,
      "short": "Date / Time when this imaging selection was created",
      "mapping": [ {
        "map": "FiveWs.recorded",
        "identity": "w5"
      } ],
      "type": [ {
        "code": "instant"
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.issued",
      "isSummary": true
    }, {
      "path": "ImagingSelection.performer",
      "min": 0,
      "definition": "Selectors of the instances – human or machine.",
      "isModifier": false,
      "short": "Selectors of the instances (human or machine)",
      "mapping": [ {
        "map": "Event.performer",
        "identity": "workflow"
      }, {
        "map": "FiveWs.actor",
        "identity": "w5"
      }, {
        "map": "(0008, 1050) | (0008, 1052) | (0008, 1070) | (0008, 1072)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.performer",
      "isSummary": true
    }, {
      "path": "ImagingSelection.performer.function",
      "requirements": "Allows disambiguation of the types and involvement of different performers.",
      "min": 0,
      "definition": "Distinguishes the type of involvement of the performer.",
      "isModifier": false,
      "short": "Type of performer",
      "type": [ {
        "code": "CodeableConcept"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "extensible",
        "valueSet": "http://hl7.org/fhir/ValueSet/series-performer-function",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "EventPerformerFunction"
        } ],
        "description": "The type of involvement of the performer."
      },
      "max": "1",
      "id": "ImagingSelection.performer.function",
      "isSummary": true
    }, {
      "path": "ImagingSelection.performer.actor",
      "min": 0,
      "definition": "Author - human or machine.",
      "isModifier": false,
      "short": "Author (human or machine)",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Practitioner", "http://hl7.org/fhir/StructureDefinition/PractitionerRole", "http://hl7.org/fhir/StructureDefinition/Device", "http://hl7.org/fhir/StructureDefinition/Organization", "http://hl7.org/fhir/StructureDefinition/CareTeam", "http://hl7.org/fhir/StructureDefinition/Patient", "http://hl7.org/fhir/StructureDefinition/RelatedPerson", "http://hl7.org/fhir/StructureDefinition/HealthcareService" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.performer.actor",
      "isSummary": true
    }, {
      "path": "ImagingSelection.basedOn",
      "min": 0,
      "definition": "A list of the diagnostic requests that resulted in this imaging selection being performed.",
      "isModifier": false,
      "short": "Associated requests",
      "mapping": [ {
        "map": "Event.basedOn",
        "identity": "workflow"
      }, {
        "map": "FiveWs.cause",
        "identity": "w5"
      }, {
        "map": "Accession Number and Issuer (0080,0050)+(0080,0051)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/CarePlan", "http://hl7.org/fhir/StructureDefinition/ServiceRequest", "http://hl7.org/fhir/StructureDefinition/Appointment", "http://hl7.org/fhir/StructureDefinition/Task" ]
      } ],
      "mustSupport": false,
      "alias": [ "AccessionNumber" ],
      "max": "*",
      "id": "ImagingSelection.basedOn",
      "isSummary": true
    }, {
      "path": "ImagingSelection.derivedFrom",
      "min": 0,
      "definition": "The imaging study from which the imaging selection is made.",
      "isModifier": false,
      "short": "The imaging study from which the imaging selection is derived",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/ImagingStudy", "http://hl7.org/fhir/StructureDefinition/DocumentReference" ]
      } ],
      "mustSupport": false,
      "max": "1",
      "id": "ImagingSelection.derivedFrom",
      "isSummary": true
    }, {
      "path": "ImagingSelection.studyUid",
      "min": 0,
      "definition": "The Study Instance UID for the DICOM Study from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Study Instance UID",
      "mapping": [ {
        "map": "Study Instance UID (0020,000D)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "StudyInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.studyUid",
      "condition": [ "isl-2" ],
      "comment": "See [DICOM PS3.3 C.7.2](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.2.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793"
      } ],
      "isSummary": true
    }, {
      "path": "ImagingSelection.seriesUid",
      "requirements": "Must correspond to a Series that is part of the DICOM study identified by the `studyUid` element.",
      "min": 0,
      "definition": "The Series Instance UID for the DICOM Series from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Series Instance UID",
      "mapping": [ {
        "map": "Series Instance UID (0020,000E)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "SeriesInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.seriesUid",
      "condition": [ "isl-1", "isl-2", "isl-3", "isl-4" ],
      "comment": "See [DICOM PS3.3 C.7.3](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.3.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793.1"
      } ],
      "isSummary": true
    }, {
      "path": "ImagingSelection.seriesNumber",
      "requirements": "DICOM Series Number. \nMust correspond to the series identified by the `seriesUid` element.",
      "min": 0,
      "definition": "The Series Number for the DICOM Series from which the images were selected.",
      "isModifier": false,
      "short": "DICOM Series Number",
      "mapping": [ {
        "map": "Series Number (0020,0011)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "unsignedInt"
      } ],
      "mustSupport": false,
      "alias": [ "SeriesNumber" ],
      "max": "1",
      "id": "ImagingSelection.seriesNumber",
      "condition": [ "isl-3" ],
      "comment": "See [DICOM PS3.3 C.7.3](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.3.html).",
      "isSummary": true
    }, {
      "path": "ImagingSelection.frameOfReferenceUid",
      "min": 0,
      "definition": "Uniquely identifies groups of composite instances that have the same coordinate system that conveys spatial and/or temporal information.",
      "isModifier": false,
      "short": "The Frame of Reference UID for the selected images",
      "mapping": [ {
        "map": "Frame of Reference UID (0020,0052)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "FrameOfReferenceUID" ],
      "max": "1",
      "id": "ImagingSelection.frameOfReferenceUid",
      "condition": [ "isl-5" ],
      "comment": "See [DICOM PS3.3 C.7.4.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.4.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207565993148475333748793.2"
      } ],
      "isSummary": true
    }, {
      "path": "ImagingSelection.bodySite",
      "min": 0,
      "definition": "The anatomic structures examined. See [DICOM Part 16 Annex L](http://dicom.nema.org/medical/dicom/current/output/chtml/part16/chapter_L.html) for DICOM to SNOMED-CT mappings.",
      "isModifier": false,
      "short": "Body part examined",
      "mapping": [ {
        "map": "Body Part Examined (0018,0015) or Anatomic Region Sequence (0008,2218)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "CodeableReference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/BodyStructure" ]
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "example",
        "valueSet": "http://hl7.org/fhir/ValueSet/body-site",
        "extension": [ {
          "url": "http://hl7.org/fhir/tools/StructureDefinition/binding-definition",
          "valueMarkdown": "Codes describing anatomical locations. May include laterality."
        }, {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "BodySite"
        } ],
        "description": "SNOMED CT Body site concepts"
      },
      "alias": [ "BodyPartExamined", "AnatomicRegionSequence" ],
      "max": "*",
      "id": "ImagingSelection.bodySite",
      "isSummary": true
    }, {
      "path": "ImagingSelection.focus",
      "min": 0,
      "definition": "The actual focus of an imaging selection when it is another imaging selection resource and not the patient of record.",
      "isModifier": false,
      "short": "Related resources that are the focus for the imaging selection",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/ImagingSelection" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.focus",
      "comment": "An imaging selection MAY reference a DICOM resource that itself references other DICOM resources.\n       e.g. a presentation state references a set of source images or frames.",
      "isSummary": true
    }, {
      "path": "ImagingSelection.endpoint",
      "requirements": "Access methods for retrieving (e.g., DICOM's WADO-URI and WADO-RS) the selected images, frames, etc.",
      "min": 0,
      "definition": "The network services providing retrieval access to the selected images, frames, etc. See implementation notes for information about using DICOM endpoints.",
      "isModifier": false,
      "short": "The network services providing retrieval for the images referenced in the imaging selection",
      "type": [ {
        "code": "Reference",
        "targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Endpoint" ]
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.endpoint",
      "comment": "Typical endpoint types include DICOM WADO-RS, which is used to retrieve DICOM instances in native or rendered (e.g., JPG, PNG) formats using a RESTful API; DICOM WADO-URI, which can similarly retrieve native or rendered instances, except using an HTTP query-based approach.",
      "isSummary": true
    }, {
      "path": "ImagingSelection.instance",
      "requirements": "If this element is not present and ImagingSelection.seriesUid is present, all instances in the specified series are included in the selection.",
      "min": 0,
      "definition": "Each imaging selection includes one or more selected DICOM SOP instances.",
      "isModifier": false,
      "short": "The selected instances",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.instance",
      "condition": [ "isl-6", "isl-4" ],
      "isSummary": true
    }, {
      "path": "ImagingSelection.instance.uid",
      "requirements": "DICOM SOP Instance UID.\nMust correspond to a SOP Instance that is part of the DICOM series identified by the `seriesUID` element.",
      "min": 1,
      "definition": "The SOP Instance UID for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM SOP Instance UID",
      "mapping": [ {
        "map": "SOP Instance UID (0008,0018)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "id"
      } ],
      "mustSupport": false,
      "alias": [ "SOPInstanceUID" ],
      "max": "1",
      "id": "ImagingSelection.instance.uid",
      "comment": "See [DICOM PS3.3 C.12.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.12.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.113747.20080222.12753225430534207568475333748793.1.1"
      } ],
      "isSummary": true
    }, {
      "path": "ImagingSelection.instance.number",
      "requirements": "DICOM Instance Number.\nMust correspond to the SOP Instance identified by the `uid` element.",
      "min": 0,
      "definition": "The Instance Number for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM Instance Number",
      "mapping": [ {
        "map": "Instance Number (0020,0011)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "unsignedInt"
      } ],
      "mustSupport": false,
      "alias": [ "InstanceNumber" ],
      "max": "1",
      "id": "ImagingSelection.instance.number",
      "comment": "See [DICOM PS3.3 C.7.6.1](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.7.6.html#sect_C.7.6.1).\n       Note: A multiframe instance has a single instance number with each frame identified by a frame number.",
      "isSummary": true
    }, {
      "path": "ImagingSelection.instance.sopClass",
      "requirements": "DICOM SOP Class UID.",
      "min": 0,
      "definition": "The SOP Class UID for the selected DICOM instance.",
      "isModifier": false,
      "short": "DICOM SOP Class UID",
      "mapping": [ {
        "map": "SOP Class UID (0008,0016)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "oid"
      } ],
      "mustSupport": false,
      "alias": [ "SOPClassUID" ],
      "max": "1",
      "id": "ImagingSelection.instance.sopClass",
      "comment": "See [DICOM PS3.3 C.12.1](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.12.html).",
      "example": [ {
        "label": "General",
        "valueId": "1.2.840.10008.5.1.4.1.1.2"
      } ],
      "isSummary": false
    }, {
      "path": "ImagingSelection.instance.subset",
      "min": 0,
      "definition": "Selected subset of the SOP Instance. The type of the subset item is determined by the `instance.sopClass` value.\nMay be one of:\n- A list of frame numbers selected from a multiframe SOP Instance (See [DICOM PS 3.3 Table 10.3](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_10.3.html#table_10-3)).\n- A list of Referenced Content Item Identifier values selected from a DICOM SR or other structured document SOP Instance (See [DICOM PS 3.3 C.17.3.2.5](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.17.3.2.5.html)).\n- A list of segment numbers selected from a segmentation SOP Instance (See [DICOM PS 3.3 Table C.8.20-4](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.8.20.4.html#table_C.8.20-4)).\n- A list of Region of Interest (ROI) numbers selected from a radiotherapy structure set SOP Instance (See [DICOM PS 3.3 C.8.8.5](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.8.8.5.html)).",
      "isModifier": false,
      "short": "The selected subset of the SOP Instance",
      "type": [ {
        "code": "string"
      } ],
      "mustSupport": false,
      "max": "*",
      "id": "ImagingSelection.instance.subset",
      "example": [ {
        "label": "General",
        "valueString": "6"
      } ],
      "isSummary": false
    }, {
      "path": "ImagingSelection.instance.imageRegion2D",
      "requirements": "Shall not be present if the parent imagingSelection.instance is not an image. If the parent imagingSelection.instance contains a subset element of type frame, the image region applies to all frames in the subset list.",
      "min": 0,
      "definition": "Each imaging selection instance or frame list might includes an image region, specified by a region type and a set of 2D coordinates.",
      "isModifier": false,
      "short": "A specific 2D region in a DICOM image / frame",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "ImageRegion2D"
      } ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D",
      "condition": [ "isl-6" ],
      "isSummary": false
    }, {
      "path": "ImagingSelection.instance.imageRegion2D.regionType",
      "min": 1,
      "definition": "Specifies the type of image region.",
      "isModifier": false,
      "short": "point | polyline | multipoint | circle | ellipse",
      "mapping": [ {
        "map": "Graphic Type (0070,0023)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-2dgraphictype|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelection2DGraphicType"
        } ],
        "description": "The type of image region."
      },
      "alias": [ "GraphicType" ],
      "max": "1",
      "id": "ImagingSelection.instance.imageRegion2D.regionType",
      "comment": "See [DICOM PS3.3 C.10.5.1.2](https://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.10.5.html#sect_C.10.5.1.2).",
      "isSummary": false
    }, {
      "path": "ImagingSelection.instance.imageRegion2D.coordinate",
      "requirements": "The number of values SHALL be a multiple of two.",
      "min": 1,
      "definition": "The coordinates describing the image region. Encoded as a set of (column, row) pairs that denote positions in the selected image / frames specified with sub-pixel resolution.\nThe origin at the TLHC of the TLHC pixel is 0.0\\0.0, the BRHC of the TLHC pixel is 1.0\\1.0, and the BRHC of the BRHC pixel is the number of columns\\rows in the image / frames. The values SHALL be within the range 0\\0 to the number of columns\\rows in the image / frames.",
      "isModifier": false,
      "short": "Specifies the coordinates that define the image region",
      "mapping": [ {
        "map": "Graphic Data (0070,0022)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "alias": [ "GraphicData" ],
      "max": "*",
      "id": "ImagingSelection.instance.imageRegion2D.coordinate",
      "comment": "For a description of how 2D coordinates are encoded, see [DICOM PS 3.3 C.18.6](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.6.html).",
      "orderMeaning": "The values are an ordered set of (x, y) coordinates.",
      "isSummary": false
    }, {
      "path": "ImagingSelection.imageRegion3D",
      "min": 0,
      "definition": "Each imaging selection might includes a 3D image region, specified by a region type and a set of 3D coordinates.",
      "isModifier": false,
      "short": "A specific 3D region in a DICOM frame of reference",
      "type": [ {
        "code": "BackboneElement"
      } ],
      "mustSupport": false,
      "extension": [ {
        "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-explicit-type-name",
        "valueString": "ImageRegion3D"
      } ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D",
      "condition": [ "isl-1", "isl-5", "isl-6" ],
      "isSummary": false
    }, {
      "path": "ImagingSelection.imageRegion3D.regionType",
      "min": 1,
      "definition": "Specifies the type of image region.",
      "isModifier": false,
      "short": "point | multipoint | polyline | polygon | ellipse | ellipsoid",
      "mapping": [ {
        "map": "Graphic Type (0070,0023)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "code"
      } ],
      "mustSupport": false,
      "binding": {
        "strength": "required",
        "valueSet": "http://hl7.org/fhir/ValueSet/imagingselection-3dgraphictype|6.0.0-ballot3",
        "extension": [ {
          "url": "http://hl7.org/fhir/StructureDefinition/elementdefinition-bindingName",
          "valueString": "ImagingSelection3DGraphicType"
        } ],
        "description": "The type of image region."
      },
      "alias": [ "GraphicType" ],
      "max": "1",
      "id": "ImagingSelection.imageRegion3D.regionType",
      "comment": "See [DICOM PS3.3 C.18.9.1.2](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.9.html#sect_C.18.9.1.2).",
      "isSummary": false
    }, {
      "path": "ImagingSelection.imageRegion3D.coordinate",
      "requirements": "The number of values SHALL be a multiple of three.",
      "min": 1,
      "definition": "The coordinates describing the image region. Encoded as an ordered set of (x,y,z) triplets (in mm and MAY be negative) that define a region of interest in the patient-relative Reference Coordinate System defined by ImagingSelection.frameOfReferenceUid element.",
      "isModifier": false,
      "short": "Specifies the coordinates that define the image region",
      "mapping": [ {
        "map": "Graphic Data (0070,0022)",
        "identity": "dicom"
      } ],
      "type": [ {
        "code": "decimal"
      } ],
      "mustSupport": false,
      "alias": [ "GraphicData" ],
      "max": "*",
      "id": "ImagingSelection.imageRegion3D.coordinate",
      "comment": "For a description of how 3D coordinates are encoded, see [DICOM PS3.3 C.18.9](http://dicom.nema.org/medical/dicom/current/output/chtml/part03/sect_C.18.9.html).",
      "orderMeaning": "The values are an ordered set of (x, y, z) coordinates.",
      "isSummary": false
    } ]
  },
  "contact": [ {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/fiwg",
      "system": "url"
    } ]
  }, {
    "telecom": [ {
      "value": "http://www.hl7.org/Special/committees/imagemgt",
      "system": "url"
    } ]
  } ],
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/DomainResource"
}