description: '...'
package_name: de.medizininformatikinitiative.kerndatensatz.mtb
derivation: constraint
name: MII_PR_MTB_BIOMARKER_HER2_STATUS
type: Observation
elements:
  code:
    elements:
      coding:
        pattern:
          type: Coding
          value: {code: 48676-1, system: 'http://loinc.org', display: 'HER2 [Interpretation] in Tissue'}
        index: 0
  value:
    choices: []
    index: 2
    slicing:
      rules: open
      ordered: false
      discriminator:
      - {path: $this, type: type}
      min: null
      slices:
        valueCodeableConcept:
          match: {}
          schema:
            choices: [valueCodeableConcept]
            index: 4
          min: 0
          max: 1
  valueCodeableConcept:
    type: CodeableConcept
    choiceOf: value
    index: 5
    slicing:
      slices:
        valueCodeableConcept:
          match: {}
          schema: {type: CodeableConcept, choiceOf: value, index: 5}
          min: 0
          max: 1
  value[x]:
    elements:
      coding:
        elements:
          system:
            pattern: {type: Uri, value: 'http://loinc.org'}
            index: 6
          code:
            binding: {strength: required, valueSet: 'http://loinc.org/vs/LL3593-2'}
            index: 7
  component:
    index: 8
    slicing:
      slices:
        gene-studied:
          match: {}
          schema:
            index: 8
            elements:
              value:
                pattern:
                  type: CodeableConcept
                  value:
                    coding:
                    - {code: 'HGNC:3430', system: 'http://www.genenames.org/geneId', display: ERBB2}
                choices: []
                index: 10
        biomarker-category:
          match: {}
          schema:
            index: 11
            elements:
              value[x]:
                elements:
                  coding:
                    elements:
                      code:
                        pattern: {type: Code, value: molgen}
                        index: 12
package_version: 2026.0.1
class: profile
kind: resource
url: https://www.medizininformatik-initiative.de/fhir/ext/modul-mtb/StructureDefinition/mii-pr-mtb-biomarker-her2-status
base: https://www.medizininformatik-initiative.de/fhir/ext/modul-mtb/StructureDefinition/mii-pr-mtb-molekularer-biomarker
version: 2026.0.1