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Narrative

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Source1

{
  "resourceType": "CodeSystem",
  "id": "disease-extent-codes-cs",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "url": "https://nshr-uat.sha.go.ke/fhir/CodeSystem/disease-extent-codes-cs",
  "version": "0.1.0",
  "name": "DiseaseExtentCodesCS",
  "title": "Kenya Disease Extent Code System",
  "status": "active",
  "experimental": false,
  "date": "2026-06-08T10:30:33+00:00",
  "publisher": "Digital Health Agency (DHA), Kenya",
  "contact": [
    {
      "name": "Digital Health Agency (DHA), Kenya",
      "telecom": [
        {
          "system": "url",
          "value": "https://dha.go.ke"
        },
        {
          "system": "email",
          "value": "info@dha.go.ke"
        }
      ]
    },
    {
      "name": "Digital Health Agency Kenya – FHIR Team",
      "telecom": [
        {
          "system": "email",
          "value": "info@dha.go.ke",
          "use": "work"
        },
        {
          "system": "url",
          "value": "https://dha.go.ke",
          "use": "work"
        }
      ]
    }
  ],
  "description": "Codes describing the extent of disease spread at the time of assessment.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "KE",
          "display": "Kenya"
        }
      ]
    }
  ],
  "caseSensitive": true,
  "content": "complete",
  "count": 7,
  "concept": [
    {
      "code": "IN-SITU",
      "display": "In Situ",
      "definition": "Carcinoma in situ; no invasion of basement membrane."
    },
    {
      "code": "LOCALIZED",
      "display": "Localized",
      "definition": "Tumour confined to organ of origin."
    },
    {
      "code": "REGIONAL-LN",
      "display": "Regional — Lymph Nodes",
      "definition": "Spread to regional lymph nodes only."
    },
    {
      "code": "REGIONAL-EXTENSION",
      "display": "Regional — Direct",
      "definition": "Direct extension to adjacent structures."
    },
    {
      "code": "REGIONAL-BOTH",
      "display": "Regional — Combined",
      "definition": "Both lymph node and direct extension involvement."
    },
    {
      "code": "DISTANT-METASTASIS",
      "display": "Distant Metastasis",
      "definition": "Spread to distant organs or non-regional lymph nodes."
    },
    {
      "code": "NOT-DETERMINABLE",
      "display": "Not Determinable",
      "definition": "Extent of disease cannot be assessed."
    }
  ]
}