{
  "id": 5460,
  "label": "optic nerve sheath meningioma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003557",
  "properties": {
    "xrefs": [
      "DOID:5632",
      "GARD:0023563",
      "ICD9:237.9",
      "MEDGEN:138057",
      "NCIT:C4538",
      "SCTID:254978007",
      "UMLS:C0346328"
    ],
    "synonyms": [
      "meningioma of optic nerve sheath",
      "meningioma of the optic nerve sheath",
      "optic nerve sheath meningioma"
    ],
    "categories": [
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      },
      {
        "ref": "MONDO:0024458",
        "name": "disorder of visual system"
      }
    ],
    "definition": "A meningioma that affects the sheath of the optic nerve."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 4691,
      "label": "optic nerve neoplasm",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4268,
        4684,
        7694
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3419",
          "EFO:1001073",
          "ICD9:239.7",
          "MEDGEN:101181",
          "MESH:D019574",
          "NCIT:C4801",
          "SCTID:395505000",
          "UMLS:C0524802"
        ],
        "synonyms": [
          "cranial nerve II neoplasm",
          "cranial nerve II neoplasm (disease)",
          "cranial nerve II neoplasms",
          "cranial nerve II tumor",
          "cranial nerve II tumour",
          "neoplasm of cranial nerve II",
          "neoplasm of optic nerve",
          "neoplasm of second cranial nerve",
          "neoplasm of the optic nerve",
          "neoplasm of the second cranial nerve",
          "neoplasms, optic nerve",
          "neoplasms, second cranial nerve",
          "optic nerve neoplasm",
          "optic nerve neoplasms",
          "optic nerve tumor",
          "optic nerve tumour",
          "second cranial nerve neoplasm",
          "second cranial nerve neoplasms",
          "second cranial nerve tumor",
          "second cranial nerve tumour",
          "tumor of cranial nerve II",
          "tumor of optic nerve",
          "tumor of second cranial nerve",
          "tumor of the optic nerve",
          "tumor of the second cranial nerve",
          "tumour of cranial nerve II",
          "tumour of second cranial nerve",
          "tumour of the optic nerve",
          "tumour of the second cranial nerve"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "Benign and malignant neoplasms which arise from or metastasize to the optic or second cranial nerve which extends from the optic disk of the eye and joins the optic chiasm. Clinical features may include visual loss, proptosis, and local pain. The majority of optic nerve tumors or optic gliomas."
      },
      "child_count": 9,
      "reference_id": "MONDO:0002640"
    },
    {
      "id": 17113,
      "label": "meningioma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        17192
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3565",
          "GARD:0007015",
          "HP:0002858",
          "ICDO:9530/0",
          "MEDGEN:7532",
          "MESH:D008579",
          "MedDRA:10027191",
          "NANDO:2200094",
          "NCIT:C3230",
          "NORD:1434",
          "ONCOTREE:MNG",
          "Orphanet:2495",
          "SCTID:302820008",
          "UMLS:C0025286",
          "icd11.foundation:672106711"
        ],
        "synonyms": [
          "meningioma",
          "meningioma (disease)",
          "intracranial meningioma",
          "meningeal neoplasm",
          "meningothelial cell tumor",
          "meningothelial cell tumour",
          "primary meningeal tumor",
          "primary meningeal tumour",
          "supratentorial meningioma"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "A generally slow growing tumor attached to the dura mater. It is composed of neoplastic meningothelial (arachnoidal) cells. It typically occurs in adults, often women and it has a wide range of histopathological appearances. Of the various subtypes, meningothelial, fibrous and transitional meningiomas are the most common. Most meningiomas are WHO grade I tumors, and some are WHO grade II or III tumors. Most subtypes share a common clinical behavior, although some subtypes are more likely to recur and follow a more aggressive clinical course. (Adapted from WHO)"
      },
      "child_count": 37,
      "reference_id": "MONDO:0016642"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 4691,
      "label": "optic nerve neoplasm"
    },
    {
      "id": 17113,
      "label": "meningioma"
    }
  ]
}