{
  "id": 25586,
  "label": "posterior fossa group B ependymoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0956993",
  "properties": {
    "xrefs": [
      "DOID:0081255",
      "GARD:0026780",
      "NCIT:C186451"
    ],
    "categories": [
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      }
    ],
    "definition": "A posterior fossa ependymoma that arises in the posterior fossa with characteristic DNA methylation patterns including retention of nuclear H3 p.K28me3 (K27me3) expression, absence of CpG island hypermethylation, absence of global DNA hypomethylation, and absence of EZHIP overexpression."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 25205,
      "label": "posterior fossa ependymoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        17163
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:0080889",
          "GARD:0026605",
          "MEDGEN:1811888",
          "NCIT:C186443",
          "UMLS:C5670542"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "A high grade ependymoma that is located within the posterior fossa."
      },
      "child_count": 2,
      "reference_id": "MONDO:0850339"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 25205,
      "label": "posterior fossa ependymoma"
    }
  ]
}