{
  "id": 5501,
  "label": "optic atrophy",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003608",
  "properties": {
    "xrefs": [
      "DOID:5723",
      "ICD10CM:H47.2",
      "ICD9:377.1",
      "ICD9:377.10",
      "MEDGEN:18180",
      "MESH:D009896",
      "NCIT:C34863",
      "SCTID:76976005",
      "UMLS:C0029124",
      "icd11.foundation:568505454"
    ],
    "synonyms": [
      "atrophy of optic disk"
    ],
    "categories": [
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      },
      {
        "ref": "MONDO:0024458",
        "name": "disorder of visual system"
      }
    ],
    "definition": "A disorder characterized by loss of optic nerve fibers. It may be inherited or acquired. Acquired causes include ischemia, optic nerve neuropathy, glaucoma, trauma, radiation, brain tumors, and multiple sclerosis. It leads to vision disturbances."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 3,
  "parents": [
    {
      "id": 4268,
      "label": "optic nerve disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4657,
        5469,
        21415
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:1891",
          "ICD9:377.49",
          "ICD9:377.9",
          "MEDGEN:854546",
          "MESH:D009901",
          "NCIT:C79698",
          "SCTID:77157004",
          "UMLS:C3887709"
        ],
        "synonyms": [
          "cranial nerve II disease",
          "cranial nerve II disease or disorder",
          "disease of cranial nerve II",
          "disease or disorder of cranial nerve II",
          "disorder of cranial nerve II",
          "optic nerve disorder",
          "second cranial nerve disorder"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ],
        "definition": "A non-neoplastic or neoplastic disorder affecting the optic nerve (second cranial nerve)."
      },
      "child_count": 24,
      "reference_id": "MONDO:0002135"
    }
  ],
  "children": [
    {
      "id": 3269,
      "label": "glaucomatous atrophy of optic disk",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        5501,
        6774
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:10337",
          "ICD9:377.14",
          "MEDGEN:543288",
          "SCTID:1207009",
          "UMLS:C0271342"
        ],
        "synonyms": [
          "glaucomatous atrophy [cupping] of optic disk"
        ],
        "categories": [
          {
            "ref": "MONDO:0002022",
            "name": "disorder of orbital region"
          },
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ]
      },
      "child_count": 0,
      "reference_id": "MONDO:0001006"
    },
    {
      "id": 3336,
      "label": "primary optic atrophy",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        5501
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:10627",
          "ICD10CM:H47.21",
          "ICD9:377.11",
          "MEDGEN:509897",
          "SCTID:21098003",
          "UMLS:C0155291"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ]
      },
      "child_count": 1,
      "reference_id": "MONDO:0001084"
    },
    {
      "id": 3338,
      "label": "partial optic atrophy",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        5501
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:10631",
          "ICD9:377.15",
          "MEDGEN:509900",
          "SCTID:111527005",
          "UMLS:C0155295"
        ],
        "categories": [
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          },
          {
            "ref": "MONDO:0024458",
            "name": "disorder of visual system"
          }
        ]
      },
      "child_count": 0,
      "reference_id": "MONDO:0001086"
    }
  ],
  "roots": [
    {
      "id": 4268,
      "label": "optic nerve disorder"
    }
  ]
}