{
  "resourceType": "StructureDefinition",
  "id": "ISiKLaboruntersuchungGFR",
  "url": "https://gematik.de/fhir/isik/StructureDefinition/ISiKLaboruntersuchungGFR",
  "version": "6.0.0-rc",
  "name": "ISiKLaboruntersuchungGFR",
  "status": "active",
  "experimental": false,
  "date": "2026-04-02",
  "publisher": "gematik GmbH",
  "description": "Dieses Profil ermöglicht die Abbildung der Laboruntersuchung GFR eines Patienten in ISiK Szenarien.",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "https://gematik.de/fhir/isik/StructureDefinition/ISiKLaboruntersuchung",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation.code.coding:loinc",
        "path": "Observation.code.coding",
        "sliceName": "loinc",
        "binding": {
          "strength": "required",
          "valueSet": "https://gematik.de/fhir/isik/ValueSet/ObservationCodesGFR"
        }
      },
      {
        "id": "Observation.code.coding:snomed",
        "path": "Observation.code.coding",
        "sliceName": "snomed",
        "short": "Primärer SNOMED CT-Code ohne Methodenbezug",
        "comment": "Motivation 0..1 Kardinalität: Abstrakter SNOMED CT-Code ohne Methodenbezug. Weitere (SCT) Codings mit Methodenbezug sind durch das offene Slicing möglich.",
        "min": 0,
        "max": "1",
        "patternCoding": {
          "code": "80274001",
          "system": "http://snomed.info/sct"
        }
      },
      {
        "id": "Observation.value[x]:valueQuantity",
        "path": "Observation.value[x]",
        "sliceName": "valueQuantity",
        "type": [
          {
            "code": "Quantity"
          }
        ],
        "binding": {
          "strength": "required",
          "valueSet": "https://gematik.de/fhir/isik/ValueSet/ObservationUnitsGFR"
        }
      },
      {
        "id": "Observation.referenceRange.low",
        "path": "Observation.referenceRange.low",
        "binding": {
          "strength": "required",
          "valueSet": "https://gematik.de/fhir/isik/ValueSet/ObservationUnitsGFR"
        }
      },
      {
        "id": "Observation.referenceRange.high",
        "path": "Observation.referenceRange.high",
        "binding": {
          "strength": "required",
          "valueSet": "https://gematik.de/fhir/isik/ValueSet/ObservationUnitsGFR"
        }
      }
    ]
  }
}