FHIR IG Statistics: CodeSystem/nkrs-irssstaging

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{
  "resourceType": "CodeSystem",
  "id": "nkrs-irssstaging",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "url": "http://fhir.ch/ig/ch-crl/CodeSystem/nkrs-irssstaging",
  "version": "0.9.0",
  "name": "NkrsIRSSStaging",
  "title": "NKRS - IRSS Staging",
  "status": "active",
  "date": "2022-02-04T14:14:21+01:00",
  "publisher": "Bundesamt für Gesundheit BAG",
  "contact": [
    {
      "name": "Bundesamt für Gesundheit BAG",
      "telecom": [
        {
          "system": "url",
          "value": "https://www.bag.admin.ch/"
        }
      ]
    }
  ],
  "description": "The paediatric International Retinoblastoma Staging System is based on extent \r\nof disease and the presence of overt extra-ocular extension after enucleation. \r\n\r\n**IRSS staging (Variable number: 4.23)** \r\nin \\'NATIONAL CANCER DATA DICTIONARY, V 1.1, Part A, BASIC VARIABLES for Adults, Adolescents, and Children (23.12.2019)\\'\r\n([EN](https://www.nacr.ch/assets/files/uploads/a-datadictionary-basicvariables-v1.1.pdf), \r\n[DE](https://www.nkrs.ch/assets/files/uploads/a-datenstruktur-variablen-der-basisdaten-v1.1.pdf), \r\n[FR](https://www.onec.ch/assets/files/uploads/a-dict-des-donnees-variables-de-base-v1.1.pdf), \r\n[IT](https://www.snrt.ch/assets/files/uploads/a-dati-oncologici-variabili-di-base-v1.1.pdf))",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "CH"
        }
      ]
    }
  ],
  "copyright": "CC-BY-SA-4.0",
  "caseSensitive": true,
  "valueSet": "http://fhir.ch/ig/ch-crl/ValueSet/nkrs-irssstaging",
  "content": "complete",
  "count": 10,
  "concept": [
    {
      "code": "0",
      "display": "Stage 0",
      "definition": "Patients treated conservatively. The tumour is confined to the globe. Enucleation has not been performed."
    },
    {
      "code": "pI",
      "display": "pStage I",
      "definition": "Eye enucleated, completely resected histologically"
    },
    {
      "code": "pII",
      "display": "pStage II",
      "definition": "Eye enucleated, microscopic residual tumour"
    },
    {
      "code": "pIIIa",
      "display": "pStage IIIa",
      "definition": "Regional extension: overt orbital disease"
    },
    {
      "code": "pIIIb",
      "display": "pStage IIIb",
      "definition": "Regional extension: preauricular or cervical lymph node extension"
    },
    {
      "code": "cIVa.1",
      "display": "cStage IVa.1",
      "definition": "Haematogenous metastasis (without CNS involvement): single lesion"
    },
    {
      "code": "cIVa.2",
      "display": "cStage IVa.2",
      "definition": "Haematogenous metastasis (without CNS involvement): multiple lesions"
    },
    {
      "code": "cIVb.1",
      "display": "cStage IVb.1",
      "definition": "CNS extension (with or without any other site of regional or metastatic disease: prechiasmatic lesion"
    },
    {
      "code": "cIVb.2",
      "display": "cStage IVb.2",
      "definition": "CNS extension (with or without any other site of regional or metastatic disease: CNS mass"
    },
    {
      "code": "cIVb.3",
      "display": "cStage IVb.3",
      "definition": "CNS extension (with or without any other site of regional or metastatic disease: leptomeningeal and cerebrospinal fluid disease"
    }
  ]
}