{
  "id": 4527,
  "label": "long QT syndrome",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0002442",
  "properties": {
    "xrefs": [
      "DOID:2843",
      "GARD:0027044",
      "ICD10CM:I45.81",
      "ICD9:426.82",
      "MEDGEN:44193",
      "MESH:D008133",
      "NANDO:2100053",
      "NANDO:2200228",
      "NCIT:C34786",
      "UMLS:C0023976"
    ],
    "synonyms": [
      "long QT syndrome",
      "ventricular arrhythmia associated with long QT syndrome"
    ],
    "categories": [
      {
        "ref": "MONDO:0002254",
        "name": "syndromic disease"
      }
    ],
    "definition": "A condition that is characterized by episodes of fainting (syncope) and varying degree of ventricular arrhythmia as indicated by the prolonged QT interval. The inherited forms are caused by mutation of genes encoding cardiac ion channel proteins. The two major forms are Romano-Ward syndrome (also known as long QT syndrome 1) and Jervell-Lange Nielsen syndrome."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 1,
  "parents": [
    {
      "id": 4370,
      "label": "syndromic disease",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        29379
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:225",
          "MEDGEN:11688",
          "MESH:D013577",
          "NCIT:C28193",
          "OGMS:0000086",
          "UMLS:C0039082"
        ],
        "synonyms": [
          "cluster, symptom",
          "clusters, symptom",
          "symptom cluster",
          "symptom clusters",
          "syndrome",
          "syndrome associated with disease or disorder",
          "syndromes",
          "syndromic disease",
          "syndromic disease or disorder"
        ],
        "categories": [
          {
            "ref": "MONDO:0002254",
            "name": "syndromic disease"
          }
        ],
        "definition": "A group of signs, symptoms, and clinicopathological characteristics that may or may not have a genetic basis and collectively define an abnormal condition."
      },
      "child_count": 1182,
      "reference_id": "MONDO:0002254"
    }
  ],
  "children": [
    {
      "id": 19046,
      "label": "familial long QT syndrome",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4527,
        5714
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0016547",
          "MEDGEN:685787",
          "MedDRA:10057926",
          "NANDO:2200228",
          "NORD:1675",
          "OMIMPS:192500",
          "Orphanet:101016",
          "Orphanet:768",
          "SCTID:442917000",
          "UMLS:C1141890",
          "icd11.foundation:1208831985"
        ],
        "synonyms": [
          "LQTS",
          "Long QT Syndrome",
          "Romano-Ward long QT syndrome",
          "Romano-Ward syndrome",
          "Ward-Romano syndrome",
          "congenital long QT syndrome",
          "familial long QT syndrome",
          "hereditary long QT syndrome"
        ],
        "categories": [
          {
            "ref": "MONDO:0002254",
            "name": "syndromic disease"
          }
        ],
        "definition": "A hereditary cardiac disease characterized by a prolongation of the QT interval at basal ECG and by a high risk of life-threatening arrhythmias."
      },
      "child_count": 38,
      "reference_id": "MONDO:0019171"
    }
  ],
  "roots": [
    {
      "id": 4370,
      "label": "syndromic disease"
    }
  ]
}