{
  "id": 6964,
  "label": "transient ischemic attack",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0005264",
  "properties": {
    "xrefs": [
      "DOID:224",
      "EFO:0003764",
      "HP:0002326",
      "ICD9:435",
      "ICD9:435.8",
      "ICD9:435.9",
      "MEDGEN:853",
      "MESH:D002546",
      "NCIT:C50781",
      "SCTID:266257000",
      "UMLS:C0007787",
      "icd11.foundation:826335789"
    ],
    "synonyms": [
      "TIA",
      "TIA - transient ischemic attack",
      "attack, transient ischaemic",
      "attack, transient ischemic",
      "ischaemic attack, transient",
      "ischemic attack, transient",
      "transient cerebral ischemia (disorder) [ambiguous]",
      "transient ischaemic attack (disease)",
      "transient ischaemic attacks",
      "transient ischemic attack",
      "transient ischemic attack (disease)",
      "transient ischemic attacks",
      "transient cerebral ischemia"
    ],
    "categories": [
      {
        "ref": "MONDO:0004995",
        "name": "cardiovascular disorder"
      },
      {
        "ref": "MONDO:0005071",
        "name": "nervous system disorder"
      }
    ],
    "definition": "A brief attack (from a few minutes to an hour) of cerebral dysfunction of vascular origin, with no persistent neurological deficit."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 1,
  "parents": [
    {
      "id": 6993,
      "label": "brain ischemia",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6784,
        12183
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:2316",
          "ICD9:348.89",
          "MEDGEN:182975",
          "MESH:D002545",
          "NCIT:C78394",
          "SCTID:389100007",
          "UMLS:C0917798"
        ],
        "synonyms": [
          "brain ischaemic disease",
          "brain ischemia",
          "brain ischemic disease",
          "cerebrovascular ischemia",
          "ischaemic disease of brain",
          "ischemia cerebrovascular",
          "ischemic disease of brain"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          },
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "Diminished or absent blood supply to the brain caused by obstruction (thrombosis or embolism) of an artery resulting in neurologic damage."
      },
      "child_count": 6,
      "reference_id": "MONDO:0005299"
    },
    {
      "id": 29356,
      "label": "ischemic stroke",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6825
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:0051062",
          "MEDGEN:215292",
          "UMLS:C0948008"
        ],
        "synonyms": [
          "ischaemic stroke"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          },
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "A stroke disorder caused by obstruction of blood flow to the brain, due to thrombotic (local blood clot formation) or embolic (due to a blood clot or other material traveling from another site) event."
      },
      "child_count": 5,
      "reference_id": "MONDO:1060198"
    }
  ],
  "children": [
    {
      "id": 3827,
      "label": "vertebral artery insufficiency",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        2933,
        4370,
        6964,
        20084
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:13095",
          "ICD9:435.1",
          "MEDGEN:22638",
          "NCIT:C35123",
          "SCTID:34781003",
          "UMLS:C0042560",
          "icd11.foundation:1541569386"
        ],
        "synonyms": [
          "vertebral artery syndrome"
        ],
        "categories": [
          {
            "ref": "MONDO:0002254",
            "name": "syndromic disease"
          },
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          },
          {
            "ref": "MONDO:0005071",
            "name": "nervous system disorder"
          }
        ],
        "definition": "A syndrome which occurs as a result of the occlusion of one of the vertebral arteries. It may be caused by atherosclerosis, embolism or hemorrhage. Collateral circulation through the circle of Willis is usually comprised as well. Clinical signs may include vertigo, nystagmus, dysarthria, ataxia and sensorimotor deficits. Clinical course may lead to persistence of neurologic deficits. Prognosis is variable with a substantial risk for recurrent infarction."
      },
      "child_count": 0,
      "reference_id": "MONDO:0001631"
    }
  ],
  "roots": [
    {
      "id": 6993,
      "label": "brain ischemia"
    },
    {
      "id": 29356,
      "label": "ischemic stroke"
    }
  ]
}