description: The Observation resource is used for tracking the current and historical observations that have been made for a patient with further constraints applied to represent whether or not the baby is an identical twin, to support the Digital Child Health project. package_name: NHSD.Assets.STU3 derivation: constraint name: CareConnect-DCH-IdenticalTwinIndicator-Observation-1 type: Observation elements: category: index: 8 elements: coding: index: 9 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 10 extensions: snomedCTDescriptionID: url: h type: Extension index: 12 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 13 elements: extension: index: 11 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: snomedCTDescriptionID: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} schema: type: Extension url: h index: 12 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 13 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 14 version: {index: 15} code: {index: 16} display: {index: 17} required: [display, system, code] referenceRange: {index: 66} interpretation: {index: 42} method: index: 54 elements: coding: index: 55 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 56 extensions: snomedCTDescriptionID: url: h type: Extension index: 58 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 59 elements: extension: index: 57 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: snomedCTDescriptionID: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} schema: type: Extension url: h index: 58 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 59 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 60 version: {index: 61} code: {index: 62} display: {index: 63} required: [display, system, code] specimen: {index: 64} valueQuantity: {type: Quantity, choiceOf: value, index: 39} value: choices: [valueQuantity, valueRange] index: 38 related: index: 67 elements: target: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/Sequence', 'https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-AssessmentScale-Observation-1'] index: 68 component: index: 69 elements: code: elements: coding: index: 70 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 71 extensions: snomedCTDescriptionID: url: h type: Extension index: 73 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 74 elements: extension: index: 72 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: snomedCTDescriptionID: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} schema: type: Extension url: h index: 73 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 74 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 75 version: {index: 76} code: {index: 77} display: {index: 78} required: [display, system, code] extension: index: 0 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: reason: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-ReasonCondition-1'} schema: type: Extension url: h index: 1 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-ReasonCondition-1'} index: 2 effectiveDateTime: type: dateTime index: 33 slicing: slices: effectiveDateTime: match: {} schema: {type: dateTime, index: 33} max: 0 comment: {index: 43} code: index: 18 elements: coding: index: 19 extensions: snomedCTDescriptionID: url: h type: Extension short: The SNOMED CT Description ID for the display index: 21 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 22 elements: extension: index: 20 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: snomedCTDescriptionID: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} schema: type: Extension short: The SNOMED CT Description ID for the display url: h index: 21 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 22 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 23 version: {index: 24} code: {index: 25} display: {index: 26} userSelected: {index: 27} required: [display, system, code] text: {index: 28} required: [coding] identifier: index: 3 elements: system: {index: 4} value: {index: 5} assigner: type: Reference refers: ['https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1'] index: 6 required: [value, system] bodySite: index: 44 elements: coding: index: 45 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 46 extensions: snomedCTDescriptionID: url: h type: Extension index: 48 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 49 elements: extension: index: 47 slicing: rules: open discriminator: - {path: url, type: value} min: null slices: snomedCTDescriptionID: match: {url: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} schema: type: Extension url: h index: 48 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 49 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 50 version: {index: 51} code: {index: 52} display: {index: 53} required: [display, system, code] context: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Encounter-1'] index: 31 elements: reference: {index: 32} required: [reference] issued: {index: 34} device: {index: 65} basedOn: {index: 7} valueRange: {type: Range, choiceOf: value, index: 40} subject: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Patient-1'] index: 29 elements: reference: {index: 30} required: [reference] performer: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-Practitioner-1'] index: 35 elements: reference: {index: 36} required: [reference] dataAbsentReason: {index: 41} package_version: 1.2.0 extensions: reason: url: h type: Extension index: 1 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-CareConnect-ReasonCondition-1'} index: 2 class: profile kind: resource url: https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-DCH-IdenticalTwinIndicator-Observation-1 base: http://hl7.org/fhir/StructureDefinition/Observation version: 1.3.0 required: [context, subject]