{
"description": "This attribute enables the requester of this service to indicate they would like a certain specimen to be used, but if that is not available/appropriate to be used whether to have another specimen drawn, or that this test is not performed. When a specimen is referenced it is expected to be used. If it cannot be used, the decision to collect another specimen or not perform the test must be based on established policies or determined in some other agreed to way with the requester.",
"_filename": "StructureDefinition-servicerequest-specimenSuggestion.json",
"package_name": "hl7.fhir.uv.extensions.r5",
"date": "2025-07-25",
"derivation": "constraint",
"publisher": "HL7 International / Orders and Observations",
"fhirVersion": "5.0.0",
"jurisdiction": [ {
"coding": [ {
"code": "001",
"system": "http://unstats.un.org/unsd/methods/m49/m49.htm"
} ]
} ],
"name": "SRSpecimenSuggestion",
"mapping": [ {
"uri": "http://hl7.org/v3",
"name": "RIM Mapping",
"identity": "rim"
} ],
"abstract": false,
"type": "Extension",
"experimental": "false",
"resourceType": "StructureDefinition",
"title": "ServiceRequest Specimen Suggestion",
"package_version": "5.3.0",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
"valueCode": "oo"
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
"valueInteger": 1
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
"valueCode": "trial-use"
}, {
"url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-type-characteristics",
"valueCode": "can-bind"
} ],
"snapshot": {
"element": [ {
"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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension",
"min": 0,
"definition": "This attribute enables the requester of this service to indicate they would like a certain specimen to be used, but if that is not available/appropriate to be used whether to have another specimen drawn, or that this test is not performed. When a specimen is referenced it is expected to be used. If it cannot be used, the decision to collect another specimen or not perform the test must be based on established policies or determined in some other agreed to way with the requester.",
"isModifier": false,
"short": "Suggested specimen to be used",
"max": "*",
"id": "Extension",
"base": {
"max": "*",
"min": 0,
"path": "Extension"
}
}, {
"path": "Extension.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": "id"
} ]
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension",
"min": 1,
"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"
} ],
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"alias": [ "extensions", "user content" ],
"max": "*",
"id": "Extension.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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension",
"min": 1,
"definition": "An Extension",
"isModifier": false,
"short": "Extension",
"type": [ {
"code": "Extension"
} ],
"sliceName": "reference",
"max": "1",
"id": "Extension.extension:reference",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
},
"isSummary": false
}, {
"path": "Extension.extension.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": "id"
} ]
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:reference.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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension.extension",
"min": 0,
"definition": "An Extension",
"isModifier": false,
"short": "Extension",
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"max": "0",
"id": "Extension.extension:reference.extension",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
},
"isSummary": false
}, {
"path": "Extension.extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"isModifier": false,
"short": "identifies the meaning of the extension",
"fixedUri": "reference",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:reference.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"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": "Extension.extension.value[x]",
"min": 0,
"definition": "References the specific specimen or the service request that yielded the specimen that is preferred to be used.",
"isModifier": false,
"short": "Reference to suggested specimen or ServiceRequest that yielded the specimen",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "CodeableReference",
"targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Specimen", "http://hl7.org/fhir/StructureDefinition/ServiceRequest" ]
} ],
"max": "1",
"id": "Extension.extension:reference.value[x]",
"condition": [ "ext-1" ],
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
},
"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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension",
"min": 0,
"definition": "An Extension",
"isModifier": false,
"short": "Extension",
"type": [ {
"code": "Extension"
} ],
"sliceName": "fallBackAction",
"max": "1",
"id": "Extension.extension:fallBackAction",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
},
"isSummary": false
}, {
"path": "Extension.extension.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": "id"
} ]
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:fallBackAction.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())"
}, {
"key": "ext-1",
"human": "Must have either extensions or value[x], not both",
"source": "http://hl7.org/fhir/StructureDefinition/Extension",
"severity": "error",
"expression": "extension.exists() != value.exists()"
} ],
"path": "Extension.extension.extension",
"min": 0,
"definition": "An Extension",
"isModifier": false,
"short": "Extension",
"slicing": {
"rules": "open",
"description": "Extensions are always sliced by (at least) url",
"discriminator": [ {
"path": "url",
"type": "value"
} ]
},
"type": [ {
"code": "Extension"
} ],
"max": "0",
"id": "Extension.extension:fallBackAction.extension",
"base": {
"max": "*",
"min": 0,
"path": "Element.extension"
},
"isSummary": false
}, {
"path": "Extension.extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"isModifier": false,
"short": "identifies the meaning of the extension",
"fixedUri": "fallBackAction",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.extension:fallBackAction.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"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": "Extension.extension.value[x]",
"min": 0,
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R5/extensibility.html) for a list).",
"isModifier": false,
"short": "Value of extension",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "code"
} ],
"binding": {
"strength": "extensible",
"valueSet": "http://hl7.org/fhir/ValueSet/valueset-fallBackAction"
},
"max": "1",
"id": "Extension.extension:fallBackAction.value[x]",
"condition": [ "ext-1" ],
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
},
"isSummary": false
}, {
"path": "Extension.url",
"min": 1,
"definition": "Source of the definition for the extension code - a logical name or a URL.",
"isModifier": false,
"short": "identifies the meaning of the extension",
"fixedUri": "http://hl7.org/fhir/StructureDefinition/servicerequest-specimenSuggestion",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "uri"
} ],
"representation": [ "xmlAttr" ],
"max": "1",
"id": "Extension.url",
"comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
"base": {
"max": "1",
"min": 1,
"path": "Extension.url"
},
"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": "Extension.value[x]",
"min": 0,
"definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R5/extensibility.html) for a list).",
"isModifier": false,
"short": "Value of extension",
"mapping": [ {
"map": "N/A",
"identity": "rim"
} ],
"type": [ {
"code": "base64Binary"
}, {
"code": "boolean"
}, {
"code": "canonical"
}, {
"code": "code"
}, {
"code": "date"
}, {
"code": "dateTime"
}, {
"code": "decimal"
}, {
"code": "id"
}, {
"code": "instant"
}, {
"code": "integer"
}, {
"code": "integer64"
}, {
"code": "markdown"
}, {
"code": "oid"
}, {
"code": "positiveInt"
}, {
"code": "string"
}, {
"code": "time"
}, {
"code": "unsignedInt"
}, {
"code": "uri"
}, {
"code": "url"
}, {
"code": "uuid"
}, {
"code": "Address"
}, {
"code": "Age"
}, {
"code": "Annotation"
}, {
"code": "Attachment"
}, {
"code": "CodeableConcept"
}, {
"code": "CodeableReference"
}, {
"code": "Coding"
}, {
"code": "ContactPoint"
}, {
"code": "Count"
}, {
"code": "Distance"
}, {
"code": "Duration"
}, {
"code": "HumanName"
}, {
"code": "Identifier"
}, {
"code": "Money"
}, {
"code": "Period"
}, {
"code": "Quantity"
}, {
"code": "Range"
}, {
"code": "Ratio"
}, {
"code": "RatioRange"
}, {
"code": "Reference"
}, {
"code": "SampledData"
}, {
"code": "Signature"
}, {
"code": "Timing"
}, {
"code": "ContactDetail"
}, {
"code": "DataRequirement"
}, {
"code": "Expression"
}, {
"code": "ParameterDefinition"
}, {
"code": "RelatedArtifact"
}, {
"code": "TriggerDefinition"
}, {
"code": "UsageContext"
}, {
"code": "Availability"
}, {
"code": "ExtendedContactDetail"
}, {
"code": "Dosage"
}, {
"code": "Meta"
} ],
"max": "0",
"id": "Extension.value[x]",
"condition": [ "ext-1" ],
"base": {
"max": "1",
"min": 0,
"path": "Extension.value[x]"
},
"isSummary": false
} ],
"extension": [ {
"url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
"valueString": "5.0.0"
} ]
},
"status": "active",
"id": "68268a16-c252-433a-a92c-1d1c55094139",
"kind": "complex-type",
"url": "http://hl7.org/fhir/StructureDefinition/servicerequest-specimenSuggestion",
"context": [ {
"type": "element",
"extension": [ {
"url": "http://hl7.org/fhir/StructureDefinition/version-specific-use",
"extension": [ {
"url": "startFhirVersion",
"valueCode": "4.0"
} ]
} ],
"expression": "ServiceRequest"
} ],
"version": "5.3.0",
"differential": {
"element": [ {
"id": "Extension",
"max": "*",
"min": 0,
"path": "Extension",
"short": "Suggested specimen to be used",
"definition": "This attribute enables the requester of this service to indicate they would like a certain specimen to be used, but if that is not available/appropriate to be used whether to have another specimen drawn, or that this test is not performed. When a specimen is referenced it is expected to be used. If it cannot be used, the decision to collect another specimen or not perform the test must be based on established policies or determined in some other agreed to way with the requester."
}, {
"id": "Extension.extension:reference",
"max": "1",
"min": 1,
"path": "Extension.extension",
"sliceName": "reference"
}, {
"id": "Extension.extension:reference.extension",
"max": "0",
"path": "Extension.extension.extension"
}, {
"id": "Extension.extension:reference.url",
"path": "Extension.extension.url",
"type": [ {
"code": "uri"
} ],
"fixedUri": "reference"
}, {
"id": "Extension.extension:reference.value[x]",
"path": "Extension.extension.value[x]",
"type": [ {
"code": "CodeableReference",
"targetProfile": [ "http://hl7.org/fhir/StructureDefinition/Specimen", "http://hl7.org/fhir/StructureDefinition/ServiceRequest" ]
} ],
"short": "Reference to suggested specimen or ServiceRequest that yielded the specimen",
"definition": "References the specific specimen or the service request that yielded the specimen that is preferred to be used."
}, {
"id": "Extension.extension:fallBackAction",
"max": "1",
"min": 0,
"path": "Extension.extension",
"sliceName": "fallBackAction"
}, {
"id": "Extension.extension:fallBackAction.extension",
"max": "0",
"path": "Extension.extension.extension"
}, {
"id": "Extension.extension:fallBackAction.url",
"path": "Extension.extension.url",
"type": [ {
"code": "uri"
} ],
"fixedUri": "fallBackAction"
}, {
"id": "Extension.extension:fallBackAction.value[x]",
"path": "Extension.extension.value[x]",
"type": [ {
"code": "code"
} ],
"binding": {
"strength": "extensible",
"valueSet": "http://hl7.org/fhir/ValueSet/valueset-fallBackAction"
}
}, {
"id": "Extension.url",
"path": "Extension.url",
"type": [ {
"code": "uri"
} ],
"fixedUri": "http://hl7.org/fhir/StructureDefinition/servicerequest-specimenSuggestion"
}, {
"id": "Extension.value[x]",
"max": "0",
"path": "Extension.value[x]"
} ]
},
"contact": [ {
"telecom": [ {
"value": "http://www.hl7.org/Special/committees/orders",
"system": "url"
} ]
} ],
"baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension"
}