{
  "resourceType": "StructureDefinition",
  "url": "https://fhir.siss.regione.lombardia.it/StructureDefinition/RLMedicationPAI",
  "name": "RLMedicationPAI",
  "title": "Medication PAI",
  "status": "draft",
  "date": "2026-10-28",
  "fhirVersion": "4.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Medication",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Medication",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Medication",
        "path": "Medication",
        "short": "Farmaco programmato"
      },
      {
        "id": "Medication.code",
        "path": "Medication.code",
        "short": "Identifica il farmaco tramite codici standard",
        "comment": "Una coding per ciascun codice disponibile: ATC, AIC, GE.",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Medication.code.coding",
        "path": "Medication.code.coding",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "system"
            }
          ],
          "ordered": false,
          "rules": "open"
        },
        "min": 1,
        "max": "*"
      },
      {
        "id": "Medication.code.coding:atc",
        "path": "Medication.code.coding",
        "sliceName": "atc",
        "short": "Codice ATC",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:atc.system",
        "path": "Medication.code.coding.system",
        "short": "Sistema di codifica",
        "comment": "ATC (OID 2.16.840.1.113883.6.73)",
        "min": 1,
        "max": "1",
        "fixedUri": "urn:oid:2.16.840.1.113883.6.73"
      },
      {
        "id": "Medication.code.coding:atc.code",
        "path": "Medication.code.coding.code",
        "short": "Codice ATC",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:atc.display",
        "path": "Medication.code.coding.display",
        "short": "Descrizione ATC",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:aic",
        "path": "Medication.code.coding",
        "sliceName": "aic",
        "short": "Codice AIC",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:aic.system",
        "path": "Medication.code.coding.system",
        "short": "Sistema di codifica",
        "comment": "AIC (OID 2.16.840.1.113883.2.9.6.1.5)",
        "min": 1,
        "max": "1",
        "fixedUri": "urn:oid:2.16.840.1.113883.2.9.6.1.5"
      },
      {
        "id": "Medication.code.coding:aic.code",
        "path": "Medication.code.coding.code",
        "short": "Codice AIC",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:aic.display",
        "path": "Medication.code.coding.display",
        "short": "Descrizione AIC",
        "min": 1,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:ge",
        "path": "Medication.code.coding",
        "sliceName": "ge",
        "short": "Codice GE",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:ge.system",
        "path": "Medication.code.coding.system",
        "short": "Sistema di codifica",
        "comment": "GE (OID 2.16.840.1.113883.2.9.6.1.51)",
        "min": 1,
        "max": "1",
        "fixedUri": "urn:oid:2.16.840.1.113883.2.9.6.1.51"
      },
      {
        "id": "Medication.code.coding:ge.code",
        "path": "Medication.code.coding.code",
        "short": "Codice GE",
        "min": 0,
        "max": "1"
      },
      {
        "id": "Medication.code.coding:ge.display",
        "path": "Medication.code.coding.display",
        "short": "Descrizione GE",
        "min": 1,
        "max": "1"
      }
    ]
  }
}