FHIR IG Statistics: CodeSystem/CorHealth119LeftMainArteryStenosisCS

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{
  "resourceType": "CodeSystem",
  "status": "active",
  "content": "complete",
  "name": "CorHealth119LeftMainArteryStenosisCS",
  "id": "CorHealth119LeftMainArteryStenosisCS",
  "title": "Stenosis of the Left Main Artery",
  "description": "Stenosis of the Left Main Artery",
  "url": "https://corhealth-ontario.ca/fhir/CodeSystem/CorHealth119LeftMainArteryStenosisCS",
  "concept": [
    {
      "code": "G",
      "display": "50% to 99%",
      "definition": "Significant flow-limiting stenosis (≥50% occlusion) of the native left main artery is documented in the current coronary angiogram."
    },
    {
      "code": "W",
      "display": "100% without Chronic Total Occlusion",
      "definition": "100% stenosis of the native left main artery with thrombolysis in myocardial infarction (TIMI) antegrade flow grade 0 is documented in the current coronary angiogram."
    },
    {
      "code": "C",
      "display": "100% with Chronic Total Occlusion",
      "definition": "100% stenosis of the native left main artery with TIMI antegrade flow grade 0, with angiographically proven or estimated duration ≥3 months based on perfusion scanning or symptoms is documented in the current coronary angiogram."
    },
    {
      "code": "Z",
      "display": "100% Chronic Total Occlusion Unknown",
      "definition": "100% stenosis of the native left main artery with TIMI antegrade flow grade 0 of unknown duration is documented in the current coronary angiogram."
    },
    {
      "code": "L",
      "display": "<50%",
      "definition": "Non-significant flow-limiting stenosis (<50% occlusion) or no stenosis of the native left main artery is documented in the current coronary angiogram."
    }
  ],
  "experimental": false,
  "caseSensitive": false,
  "count": 5
}