{
  "id": 4445,
  "label": "chondromalacia",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0002342",
  "properties": {
    "xrefs": [
      "DOID:2557",
      "ICD10CM:M94.2",
      "ICD9:733.92",
      "MEDGEN:39328",
      "SCTID:63198006",
      "UMLS:C0085700",
      "icd11.foundation:547071520"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      }
    ],
    "definition": "Pathological processes involving the chondral tissue (cartilage)."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 2,
  "parents": [
    {
      "id": 5687,
      "label": "articular cartilage disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        8264
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:6227",
          "ICD9:718.0",
          "ICD9:718.00",
          "ICD9:718.02",
          "MEDGEN:510440",
          "SCTID:53417006",
          "UMLS:C0158073"
        ],
        "synonyms": [
          "articular cartilage disorder",
          "articular cartilage of joint disease",
          "articular cartilage of joint disease or disorder",
          "disease of articular cartilage of joint",
          "disease or disorder of articular cartilage of joint",
          "disorder of articular cartilage of joint",
          "articular cartilage disorder involving ankle and foot",
          "articular cartilage disorder involving forearm",
          "articular cartilage disorder involving hand",
          "articular cartilage disorder involving multiple sites",
          "articular cartilage disorder involving pelvic region and thigh",
          "articular cartilage disorder involving shoulder region",
          "articular cartilage disorder involving upper arm",
          "articular cartilage disorder of ankle and/or foot",
          "articular cartilage disorder of forearm",
          "articular cartilage disorder of hand",
          "articular cartilage disorder of multiple sites",
          "articular cartilage disorder of shoulder region",
          "articular cartilage disorder of the pelvic region and thigh",
          "articular cartilage disorder of upper arm",
          "disorder of articular cartilage"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "A disease involving the articular cartilage of joint."
      },
      "child_count": 1,
      "reference_id": "MONDO:0003816"
    }
  ],
  "children": [
    {
      "id": 9515,
      "label": "chondromalacia patellae",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        4445,
        18360
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:13357",
          "GARD:0024609",
          "ICD10CM:M22.4",
          "ICD9:717.7",
          "MEDGEN:939",
          "MESH:D046789",
          "OMIM:168900",
          "Orphanet:1428",
          "SCTID:36071006",
          "UMLS:C0008475",
          "icd11.foundation:1589625540"
        ],
        "synonyms": [
          "chondromalacia of patella",
          "chondromalacia patellae",
          "patella chondromalacia",
          "familial chondromalacia patellae",
          "patella, chondromalacia OF"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Familial chondromalacia patellae is an inherited bone disorder described in 5 families in 1963 and is characterized by localized patellar pain and male-to-male transmission."
      },
      "child_count": 0,
      "reference_id": "MONDO:0008207"
    },
    {
      "id": 19006,
      "label": "relapsing polychondritis",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        4445
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:2556",
          "EFO:1001148",
          "GARD:0007417",
          "ICD10CM:M94.1",
          "ICD9:733.99",
          "MEDGEN:45995",
          "MESH:D011081",
          "MedDRA:10038304",
          "NANDO:1200283",
          "NANDO:2100154",
          "NANDO:2200428",
          "NCIT:C157268",
          "NORD:1655",
          "Orphanet:728",
          "SCTID:72275000",
          "UMLS:C0032453",
          "icd11.foundation:1412888287"
        ],
        "synonyms": [
          "chronic atrophic polychondritis",
          "recurrent polychondritis"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "A rare, clinically heterogeneous, multisystemic inflammatory disease characterized by inflammation of the cartilage and proteoglycan rich structures leading to cartilage damage with joint, ocular and cardiovascular involvement."
      },
      "child_count": 0,
      "reference_id": "MONDO:0019125"
    }
  ],
  "roots": [
    {
      "id": 5687,
      "label": "articular cartilage disorder"
    }
  ]
}