{
  "id": 5020,
  "label": "thyroid gland angiosarcoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003027",
  "properties": {
    "xrefs": [
      "DOID:4514",
      "GARD:0023334",
      "MEDGEN:277819",
      "NCIT:C6043",
      "UMLS:C1336748"
    ],
    "synonyms": [
      "angiosarcoma (disease) of thyroid gland",
      "angiosarcoma of the thyroid",
      "angiosarcoma of the thyroid gland",
      "angiosarcoma of thyroid",
      "angiosarcoma of thyroid gland",
      "hemangiosarcoma of the thyroid",
      "hemangiosarcoma of the thyroid gland",
      "hemangiosarcoma of thyroid",
      "hemangiosarcoma of thyroid gland",
      "thyroid angiosarcoma",
      "thyroid gland angiosarcoma",
      "thyroid gland angiosarcoma (disease)",
      "thyroid gland hemangiosarcoma",
      "thyroid gland malignant hemangioendothelioma",
      "thyroid hemangiosarcoma"
    ],
    "categories": [
      {
        "ref": "MONDO:0004995",
        "name": "cardiovascular disorder"
      },
      {
        "ref": "MONDO:0005151",
        "name": "endocrine system disorder"
      }
    ],
    "definition": "A usually aggressive malignant vascular tumor primarily involving the thyroid gland. It is often associated with longstanding nodular goiter."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 5021,
      "label": "thyroid sarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4245,
        18239
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:4515",
          "GARD:0023335",
          "MEDGEN:234950",
          "NCIT:C6041",
          "UMLS:C1336756"
        ],
        "synonyms": [
          "sarcoma of the thyroid",
          "sarcoma of the thyroid gland",
          "sarcoma of thyroid",
          "sarcoma of thyroid gland",
          "thyroid gland sarcoma",
          "thyroid sarcoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "A malignant soft tissue neoplasm primarily involving the thyroid gland."
      },
      "child_count": 2,
      "reference_id": "MONDO:0003028"
    },
    {
      "id": 17394,
      "label": "angiosarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4233,
        18239
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:0001816",
          "EFO:0003968",
          "GARD:0020900",
          "HP:0200058",
          "ICD9:171.9",
          "ICDO:9120/3",
          "MEDGEN:42385",
          "MESH:D006394",
          "MedDRA:10002476",
          "NCIT:C3088",
          "ONCOTREE:ANGS",
          "Orphanet:263413",
          "SCTID:403977003",
          "UMLS:C0018923"
        ],
        "synonyms": [
          "angiosarcoma",
          "angiosarcoma (disease)",
          "blood vessel sarcoma",
          "hemangiosarcoma",
          "hemangiosarcoma, malignant",
          "malignant angioendothelioma",
          "malignant hemangioendothelioma",
          "sarcoma of blood vessel",
          "vascular sarcoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "A malignant tumor arising from the endothelial cells of the blood vessels. Microscopically, it is characterized by frequently open vascular anastomosing and branching channels. The malignant cells that line the vascular channels are spindle or epithelioid and often display hyperchromatic nuclei. Angiosarcomas most frequently occur in the skin and breast. Patients with long-standing lymphedema are at increased risk of developing angiosarcoma."
      },
      "child_count": 38,
      "reference_id": "MONDO:0016982"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 5021,
      "label": "thyroid sarcoma"
    },
    {
      "id": 17394,
      "label": "angiosarcoma"
    }
  ]
}