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 birth weight, to support the PDS Birth Notification event message within the Events Management Service. package_name: NHSD.Assets.STU3 derivation: constraint name: CareConnect-EMS-PDS-BirthWeight-Observation-1 type: Observation elements: category: index: 11 elements: coding: index: 12 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: 1 slices: observationCategory: match: {system: 'http://hl7.org/fhir/observation-category'} schema: _required: true index: 13 elements: system: pattern: {type: Uri, value: 'http://hl7.org/fhir/observation-category'} index: 14 version: {index: 15} code: pattern: {type: Code, value: vital-signs} index: 16 display: pattern: {type: String, value: Vital Signs} index: 17 userSelected: {index: 18} required: [system, code] snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 19 extensions: snomedCTDescriptionID: url: h type: Extension 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 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} required: [display, system, code] required: [coding] referenceRange: {index: 77} interpretation: {index: 53} method: index: 65 elements: coding: index: 66 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 67 extensions: snomedCTDescriptionID: url: h type: Extension index: 69 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 70 elements: extension: index: 68 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: 69 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 70 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 71 version: {index: 72} code: {index: 73} display: {index: 74} required: [display, system, code] specimen: {index: 75} valueQuantity: type: Quantity short: Birth weight index: 47 slicing: slices: valueQuantity: match: {} schema: type: Quantity short: Birth weight _required: true index: 47 elements: value: {short: Numerical value (to 3 decimal places), index: 48} comparator: {index: 49} unit: {index: 50} system: pattern: {type: Uri, value: 'http://unitsofmeasure.org'} index: 51 code: {index: 52} required: [value, unit, system, code] related: index: 78 elements: target: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/QuestionnaireResponse', 'http://hl7.org/fhir/StructureDefinition/Sequence', 'https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-EMS-PDS-GestationAge-Observation-1'] index: 79 component: index: 80 elements: code: elements: coding: index: 81 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 82 extensions: snomedCTDescriptionID: url: h type: Extension index: 84 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 85 elements: extension: index: 83 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: 84 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 85 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 86 version: {index: 87} code: {index: 88} display: {index: 89} 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 comment: {index: 54} code: elements: coding: array: true min: 2 max: 2 index: 27 elements: display: pattern: {type: String, value: Birth weight} index: 28 slicing: rules: open ordered: false discriminator: - {path: code, type: value} min: 2 max: 2 slices: loinc: match: {code: 29463-7} schema: _required: true index: 29 elements: system: pattern: {type: Uri, value: 'http://loinc.org'} index: 30 version: {index: 31} code: pattern: {type: Code, value: 29463-7} index: 32 display: {index: 33} userSelected: {index: 34} required: [system, code] snomedCT: match: {code: '364589006'} schema: _required: true index: 35 elements: system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 36 version: {index: 37} code: pattern: {type: Code, value: '364589006'} index: 38 display: {index: 39} userSelected: {index: 40} required: [display, system, code] text: {index: 41} identifier: index: 3 elements: use: {index: 4} type: {index: 5} system: {index: 6} value: {index: 7} period: {index: 8} assigner: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-EMS-PDS-RegisteringAuthority-Organization-1'] index: 9 required: [value, system] bodySite: index: 55 elements: coding: index: 56 slicing: rules: open ordered: false discriminator: - {path: system, type: value} min: null slices: snomedCT: match: {system: 'http://snomed.info/sct'} schema: index: 57 extensions: snomedCTDescriptionID: url: h type: Extension index: 59 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 60 elements: extension: index: 58 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: 59 elements: url: pattern: {type: Uri, value: 'https://fhir.hl7.org.uk/STU3/StructureDefinition/Extension-coding-sctdescid'} index: 60 system: pattern: {type: Uri, value: 'http://snomed.info/sct'} index: 61 version: {index: 62} code: {index: 63} display: {index: 64} required: [display, system, code] context: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/EpisodeOfCare', 'https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Encounter-1'] index: 44 issued: {index: 45} device: {index: 76} basedOn: {index: 10} subject: type: Reference refers: ['https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-EMS-PDS-Baby-Patient-1'] index: 42 elements: reference: {index: 43} required: [reference] performer: type: Reference refers: ['http://hl7.org/fhir/StructureDefinition/RelatedPerson', 'https://fhir.hl7.org.uk/STU3/StructureDefinition/CareConnect-Organization-1', 'https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-EMS-PDS-RegisteringAuthority-Organization-1', 'https://fhir.nhs.uk/STU3/StructureDefinition/CareConnect-EMS-Patient-1'] index: 46 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-EMS-PDS-BirthWeight-Observation-1 base: http://hl7.org/fhir/StructureDefinition/Observation version: 1.1.0 required: [subject, category, valueQuantity]