{
  "id": 6584,
  "label": "urethral calculus",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0004826",
  "properties": {
    "xrefs": [
      "DOID:9589",
      "ICD9:594.2",
      "MEDGEN:57664",
      "SCTID:20342001",
      "UMLS:C0162301"
    ],
    "synonyms": [
      "urethra urolithiasis",
      "urolithiasis of urethra"
    ],
    "categories": [
      {
        "ref": "MONDO:0002118",
        "name": "urinary system disorder"
      }
    ],
    "definition": "A concretion in the urethra."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 6006,
      "label": "urethral disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4253
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:732",
          "EFO:0009689",
          "MEDGEN:22569",
          "MESH:D014522",
          "NCIT:C26903",
          "SCTID:4985009",
          "UMLS:C0041969"
        ],
        "synonyms": [
          "disease of urethra",
          "disease or disorder of urethra",
          "disorder of urethra",
          "urethra disease",
          "urethra disease or disorder",
          "urethra disorder"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "A disease involving the urethra."
      },
      "child_count": 10,
      "reference_id": "MONDO:0004184"
    },
    {
      "id": 6586,
      "label": "lower urinary tract calculus",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        21555
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:9590",
          "ICD10CM:N21.9",
          "ICD9:594",
          "ICD9:594.8",
          "ICD9:594.9",
          "MEDGEN:510219",
          "SCTID:79509009",
          "UMLS:C0156264"
        ],
        "synonyms": [
          "lower urinary tract urolithiasis",
          "urolithiasis of lower urinary tract"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "A urolithiasis that involves the lower urinary tract."
      },
      "child_count": 3,
      "reference_id": "MONDO:0004828"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 6006,
      "label": "urethral disorder"
    },
    {
      "id": 6586,
      "label": "lower urinary tract calculus"
    }
  ]
}