FHIR IG Statistics: CodeSystem/WalchClassification

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Narrative

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Source

{
  "resourceType": "CodeSystem",
  "id": "WalchClassification",
  "text": {
    "status": "generated",
    "div": "<!-- snip (see above) -->"
  },
  "url": "https://kip.rkkp.dk/fhir/CodeSystem/WalchClassification",
  "version": "2.12.0",
  "name": "WalchClassification",
  "title": "Walch classification",
  "status": "active",
  "date": "2022-10-06T00:00:00+02:00",
  "publisher": "Sundhedsvæsenets Kvalitetsinstitut with Trifork Digital Health A/S",
  "contact": [
    {
      "name": "Sundhedsvæsenets Kvalitetsinstitut with Trifork Digital Health A/S",
      "telecom": [
        {
          "system": "url",
          "value": "https://trifork.com"
        },
        {
          "system": "email",
          "value": "rbk@trifork.com"
        }
      ]
    }
  ],
  "description": "Walch classification; Link: https://radiopaedia.org/articles/walch-classification-of-glenoid-morphology-1",
  "caseSensitive": false,
  "content": "complete",
  "count": 11,
  "concept": [
    {
      "code": "type_a",
      "display": "Type A",
      "definition": "Type A: centered humeral head, concentric wear, no subluxation of the humeral head",
      "concept": [
        {
          "code": "type_a1",
          "display": "Type A1",
          "definition": "Type A1: minor central erosion"
        },
        {
          "code": "type_a2",
          "display": "Type A2",
          "definition": "Type A2: major central erosion, humeral head protruding into the glenoid cavity"
        }
      ]
    },
    {
      "code": "type_b",
      "display": "Type B",
      "definition": "Type B: humeral head subluxated posteriorly, biconcave glenoid with asymmetric wear",
      "concept": [
        {
          "code": "type_b1",
          "display": "Type B1",
          "definition": "Type B1: narrowing of the posterior joint space, subchondral sclerosis, osteophytes"
        },
        {
          "code": "type_b2",
          "display": "Type B2",
          "definition": "Type B2: biconcave aspect of the glenoid with posterior rim erosion and retroverted glenoid"
        },
        {
          "code": "type_b3",
          "display": "Type B3",
          "definition": "Type B3: monoconcave and posterior wear with >15° retroversion or >70% posterior humeral head subluxation, or both"
        }
      ]
    },
    {
      "code": "type_c",
      "display": "Type C",
      "definition": "Type C: Dysplastic glenoid with at least 25° of retroversion not caused by erosion",
      "concept": [
        {
          "code": "type_c1",
          "display": "Type C1",
          "definition": "Type C1: dysplastic glenoid with >25° retroversion regardless of the erosion"
        },
        {
          "code": "type_c2",
          "display": "Type C2",
          "definition": "Type C2: biconcave, posterior bone loss, posterior translation of the humeral head"
        }
      ]
    },
    {
      "code": "type_d",
      "display": "Type D",
      "definition": "Type D: glenoid anteversion or anterior humeral head subluxation <40°"
    }
  ]
}