{
  "resourceType" : "CodeSystem",
  "id" : "cancer-grade-cs",
  "language" : "en",
  "text" : {
    "status" : "generated",
    "div" : "<div xmlns=\"http://www.w3.org/1999/xhtml\"><p class=\"res-header-id\"><b>Generated Narrative: CodeSystem cancer-grade-cs</b></p><a name=\"cancer-grade-cs\"> </a><a name=\"hccancer-grade-cs\"> </a><p>This case-sensitive code system <code>https://nshr-uat.sha.go.ke/fhir/CodeSystem/cancer-grade-cs</code> defines the following codes:</p><table class=\"codes\"><tr><td style=\"white-space:nowrap\"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td></tr><tr><td style=\"white-space:nowrap\">GX<a name=\"cancer-grade-cs-GX\"> </a></td><td>GX — Grade Cannot Be Assessed</td><td>Histological grade cannot be assessed.</td></tr><tr><td style=\"white-space:nowrap\">G1<a name=\"cancer-grade-cs-G1\"> </a></td><td>G1 — Well Differentiated</td><td>Low grade; closely resembles normal tissue.</td></tr><tr><td style=\"white-space:nowrap\">G2<a name=\"cancer-grade-cs-G2\"> </a></td><td>G2 — Moderately Differentiated</td><td>Intermediate grade.</td></tr><tr><td style=\"white-space:nowrap\">G3<a name=\"cancer-grade-cs-G3\"> </a></td><td>G3 — Poorly Differentiated</td><td>High grade; little resemblance to normal tissue.</td></tr><tr><td style=\"white-space:nowrap\">G4<a name=\"cancer-grade-cs-G4\"> </a></td><td>G4 — Undifferentiated</td><td>Highest grade; no differentiation.</td></tr><tr><td style=\"white-space:nowrap\">LOW<a name=\"cancer-grade-cs-LOW\"> </a></td><td>Low Grade</td><td>Low-grade tumour (used when numeric grade not available).</td></tr><tr><td style=\"white-space:nowrap\">HIGH<a name=\"cancer-grade-cs-HIGH\"> </a></td><td>High Grade</td><td>High-grade tumour (used when numeric grade not available).</td></tr><tr><td style=\"white-space:nowrap\">NA<a name=\"cancer-grade-cs-NA\"> </a></td><td>Not Applicable</td><td>Grading not applicable to this tumour type.</td></tr></table></div>"
  },
  "url" : "https://nshr-uat.sha.go.ke/fhir/CodeSystem/cancer-grade-cs",
  "version" : "0.1.0",
  "name" : "CancerGradeCS",
  "title" : "Kenya Cancer Grade Code System",
  "status" : "active",
  "experimental" : false,
  "date" : "2026-06-04T14:49:30+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" : "Histological tumour grade codes based on degree of differentiation.",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "urn:iso:std:iso:3166",
      "code" : "KE",
      "display" : "Kenya"
    }]
  }],
  "caseSensitive" : true,
  "content" : "complete",
  "count" : 8,
  "concept" : [{
    "code" : "GX",
    "display" : "GX — Grade Cannot Be Assessed",
    "definition" : "Histological grade cannot be assessed."
  },
  {
    "code" : "G1",
    "display" : "G1 — Well Differentiated",
    "definition" : "Low grade; closely resembles normal tissue."
  },
  {
    "code" : "G2",
    "display" : "G2 — Moderately Differentiated",
    "definition" : "Intermediate grade."
  },
  {
    "code" : "G3",
    "display" : "G3 — Poorly Differentiated",
    "definition" : "High grade; little resemblance to normal tissue."
  },
  {
    "code" : "G4",
    "display" : "G4 — Undifferentiated",
    "definition" : "Highest grade; no differentiation."
  },
  {
    "code" : "LOW",
    "display" : "Low Grade",
    "definition" : "Low-grade tumour (used when numeric grade not available)."
  },
  {
    "code" : "HIGH",
    "display" : "High Grade",
    "definition" : "High-grade tumour (used when numeric grade not available)."
  },
  {
    "code" : "NA",
    "display" : "Not Applicable",
    "definition" : "Grading not applicable to this tumour type."
  }]
}