{
  "id": 3154,
  "label": "dysbaric osteonecrosis",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0000840",
  "properties": {
    "xrefs": [
      "DOID:0080018",
      "GARD:0022834",
      "MEDGEN:782135",
      "SCTID:431591000124102",
      "UMLS:C3494941"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      }
    ],
    "definition": "A form of avascular necrosis where there is death of a portion of the bone that is thought to be caused by nitrogen embolism."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 18453,
      "label": "avascular necrosis",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        7060
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021658",
          "MEDGEN:10200",
          "NCIT:C34841",
          "Orphanet:399164",
          "SCTID:397758007",
          "UMLS:C0027543"
        ],
        "synonyms": [
          "AVN",
          "avascular necrosis of bone"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Necrotic changes in the bone tissue due to interruption of blood supply. Most often affecting the epiphysis of the long bones, the necrotic changes result in the collapse and the destruction of the bone structure."
      },
      "child_count": 3,
      "reference_id": "MONDO:0018373"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 18453,
      "label": "avascular necrosis"
    }
  ]
}