description: This profile applies constraints to the Observation resource for CA Core+ to support laboratory test results in the pan-Canadian context.
package_name: ca.infoway.io.core
derivation: constraint
name: ObservationLaboratoryResultCACore
type: Observation
elements:
  category:
    type: CodeableConcept
    mustSupport: true
    index: 1
    slicing:
      rules: open
      discriminator:
      - {path: $this, type: pattern}
      min: 1
      slices:
        laboratory:
          match:
            coding:
            - {code: laboratory, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
          schema:
            mustSupport: true
            pattern:
              type: CodeableConcept
              value:
                coding:
                - {code: laboratory, system: 'http://terminology.hl7.org/CodeSystem/observation-category'}
            _required: true
            index: 2
          min: 1
          max: 1
  encounter:
    type: Reference
    refers: ['http://fhir.infoway-inforoute.ca/cacore/StructureDefinition/encounter-ca-core']
    index: 6
  valueTime:
    type: time
    mustSupport: true
    choiceOf: value
    index: 36
    slicing:
      slices:
        valueTime:
          match: {}
          schema: {type: time, mustSupport: true, choiceOf: value, index: 36}
          min: 0
          max: 1
  valueQuantity:
    type: Quantity
    mustSupport: true
    choiceOf: value
    index: 24
    slicing:
      slices:
        valueQuantity:
          match: {}
          schema: {type: Quantity, mustSupport: true, choiceOf: value, index: 24}
          min: 0
          max: 1
  value:
    mustSupport: true
    choices: [valueTime]
    index: 35
    slicing:
      slices:
        valueTime:
          match: {}
          schema:
            mustSupport: true
            choices: [valueTime]
            index: 35
          min: 0
          max: 1
  valueString:
    type: string
    mustSupport: true
    choiceOf: value
    index: 33
    slicing:
      slices:
        valueString:
          match: {}
          schema: {type: string, mustSupport: true, choiceOf: value, index: 33}
          min: 0
          max: 1
  valueRatio:
    type: Ratio
    mustSupport: true
    choiceOf: value
    index: 30
    slicing:
      slices:
        valueRatio:
          match: {}
          schema: {type: Ratio, mustSupport: true, choiceOf: value, index: 30}
          min: 0
          max: 1
  valueDateTime:
    type: dateTime
    mustSupport: true
    choiceOf: value
    index: 18
    slicing:
      slices:
        valueDateTime:
          match: {}
          schema: {type: dateTime, mustSupport: true, choiceOf: value, index: 18}
          min: 0
          max: 1
  component: {mustSupport: true, index: 37}
  effective[x]:
    extensions:
      data-absent-reason: {url: 'http://hl7.org/fhir/StructureDefinition/data-absent-reason', min: 0, max: 1, short: 'effective[x] absence reason', type: Extension, mustSupport: true, index: 9}
    elements:
      extension:
        short: effective[x] absence reason
        type: Extension
        mustSupport: true
        url: http://hl7.org/fhir/StructureDefinition/data-absent-reason
        index: 9
        slicing:
          slices:
            data-absent-reason:
              match: {}
              schema: {short: 'effective[x] absence reason', type: Extension, mustSupport: true, url: 'http://hl7.org/fhir/StructureDefinition/data-absent-reason', index: 9}
              min: 0
              max: 1
  status: {mustSupport: true, index: 0}
  effective:
    mustSupport: true
    choices: []
    index: 8
  code:
    type: CodeableConcept
    binding: {strength: example, valueSet: 'http://fhir.infoway-inforoute.ca/io/cacore/ValueSet/pCLOCD'}
    mustSupport: true
    index: 3
  valueCodeableConcept:
    type: CodeableConcept
    mustSupport: true
    choiceOf: value
    index: 15
    slicing:
      slices:
        valueCodeableConcept:
          match: {}
          schema: {type: CodeableConcept, mustSupport: true, choiceOf: value, index: 15}
          min: 0
          max: 1
  valuePeriod:
    type: Period
    mustSupport: true
    choiceOf: value
    index: 21
    slicing:
      slices:
        valuePeriod:
          match: {}
          schema: {type: Period, mustSupport: true, choiceOf: value, index: 21}
          min: 0
          max: 1
  valueRange:
    type: Range
    mustSupport: true
    choiceOf: value
    index: 27
    slicing:
      slices:
        valueRange:
          match: {}
          schema: {type: Range, mustSupport: true, choiceOf: value, index: 27}
          min: 0
          max: 1
  subject:
    type: Reference
    mustSupport: true
    refers: ['http://fhir.infoway-inforoute.ca/cacore/StructureDefinition/patient-ca-core']
    index: 4
    elements:
      reference: {mustSupport: true, index: 5}
    required: [reference]
  performer: {mustSupport: true, index: 10}
package_version: 1.0.0-dft-preballot-beta-01
class: profile
kind: resource
url: http://fhir.infoway-inforoute.ca/cacore/StructureDefinition/observation-laboratoryresult-ca-core
base: http://hl7.org/fhir/StructureDefinition/Observation
version: null
required: [subject, category, effective, performer]