description: Defines the observation constraints and extensions on the UK Core Observation resource for the minimal set of data to query and retrieve clinical observation vital signs information.
package_name: fhir.r4.ukcore.stu3.currentbuild
derivation: constraint
name: UKCoreObservationVitalSigns
type: Observation
elements:
  extension:
    type: Extension
    short: The patients body position when the vital signs observation was recorded.
    isModifier: false
    url: http://hl7.org/fhir/StructureDefinition/observation-bodyPosition
    index: 0
    slicing:
      slices:
        bodyPosition:
          match: {}
          schema:
            type: Extension
            short: The patients body position when the vital signs observation was recorded.
            isModifier: false
            url: http://hl7.org/fhir/StructureDefinition/observation-bodyPosition
            index: 0
            elements:
              value:
                choices: []
                index: 2
        recordingSetting:
          match: {}
          schema: {type: Extension, short: Records whether the vital signs observation was performed in a clinical or non clinical setting., isModifier: false, url: 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-RecordingSetting', index: 3}
  status:
    short: A status of `final` SHALL be present.
    pattern: {type: code, value: final}
    type: code
    index: 4
  category:
    short: A category of `vital-signs` SHALL be present.
    index: 5
    elements:
      coding:
        elements:
          system:
            pattern: {type: uri, value: 'http://terminology.hl7.org/CodeSystem/observation-category'}
            type: uri
            index: 6
          code:
            pattern: {type: code, value: vital-signs}
            type: code
            index: 7
  code:
    short: The type of vital signs observation (code / type).
    index: 8
    elements:
      coding:
        index: 9
        slicing:
          rules: open
          discriminator:
          - {path: system, type: value}
          min: null
          slices:
            loinc:
              match: {system: 'http://loinc.org'}
              schema:
                short: A LOINC "magic code" describing the type of observation SHALL be present.
                binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/ValueSet/observation-vitalsignresult'}
                _required: true
                index: 10
                elements:
                  system:
                    pattern: {type: uri, value: 'http://loinc.org'}
                    type: uri
                    index: 11
            snomedCT:
              match: {system: 'http://snomed.info/sct'}
              schema:
                short: A SNOMED CT concept describing the type of observation SHALL be present.
                binding: {strength: preferred, valueSet: 'https://fhir.hl7.org.uk/ValueSet/UKCore-ObservationVitalSignsType'}
                _required: true
                index: 12
                elements:
                  system:
                    pattern: {type: uri, value: 'http://snomed.info/sct'}
                    type: uri
                    index: 13
  subject: {short: Who or what the observation relates to SHALL be present., index: 14}
  effective:
    short: A clinically relevant time / time-period for observation SHALL be present.
    choices: []
    index: 16
package_version: 0.21.0-pre-release
extensions:
  bodyPosition:
    url: http://hl7.org/fhir/StructureDefinition/observation-bodyPosition
    type: Extension
    short: The patients body position when the vital signs observation was recorded.
    isModifier: false
    index: 0
    elements:
      value:
        choices: []
        index: 2
  recordingSetting: {url: 'https://fhir.hl7.org.uk/StructureDefinition/Extension-UKCore-RecordingSetting', type: Extension, short: Records whether the vital signs observation was performed in a clinical or non clinical setting., isModifier: false, index: 3}
class: profile
kind: resource
url: https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation-VitalSigns
base: https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation
version: 1.1.1
required: [category, effective, subject]