{
  "id": 5682,
  "label": "malignant mediastinum hemangiopericytoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003809",
  "properties": {
    "xrefs": [
      "DOID:6209",
      "GARD:0023679",
      "MEDGEN:235298",
      "NCIT:C6608",
      "UMLS:C1334598"
    ],
    "synonyms": [
      "malignant hemangiopericytoma of mediastinum",
      "malignant hemangiopericytoma of the mediastinum",
      "malignant mediastinal hemangiopericytoma",
      "mediastinum hemangiopericytoma",
      "mediastinum spindle cell tumor",
      "mediastinum spindle cell tumour"
    ],
    "categories": [
      {
        "ref": "MONDO:0003900",
        "name": "connective tissue disorder"
      }
    ],
    "definition": "A malignant hemangiopericytoma arising in the mediastinum."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 10562,
      "label": "hemangiopericytoma, malignant",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6821,
        16812
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0002627",
          "ICDO:9150/3",
          "MEDGEN:90803",
          "MESH:C562740",
          "NCIT:C4301",
          "OMIM:234820",
          "UMLS:C0334542"
        ],
        "synonyms": [
          "hemangiopericytoma, malignant",
          "malignant hemangiopericytoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0003900",
            "name": "connective tissue disorder"
          }
        ],
        "definition": "An uncommon malignant neoplasm arising from pericytes. Distinction between benign and malignant hemangiopericytoma may be difficult or even impossible on morphologic grounds alone."
      },
      "child_count": 8,
      "reference_id": "MONDO:0009330"
    },
    {
      "id": 20542,
      "label": "neoplasm of mediastinum",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        20518
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "ICD9:239.89",
          "MEDGEN:44322",
          "NCIT:C3221",
          "SCTID:126725000",
          "UMLS:C0025063"
        ],
        "synonyms": [
          "mediastinal neoplasm",
          "mediastinal tumor",
          "mediastinal tumour",
          "mediastinum neoplasm",
          "mediastinum neoplasm (disease)",
          "mediastinum tumor",
          "mediastinum tumour",
          "neoplasm of mediastinum",
          "neoplasm of the mediastinum",
          "tumor of mediastinum",
          "tumor of the mediastinum",
          "tumour of mediastinum",
          "tumour of the mediastinum"
        ],
        "definition": "A neoplasm (disease) that involves the mediastinum."
      },
      "child_count": 7,
      "reference_id": "MONDO:0021386"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 10562,
      "label": "hemangiopericytoma, malignant"
    },
    {
      "id": 20542,
      "label": "neoplasm of mediastinum"
    }
  ]
}