{
  "id": 5050,
  "label": "biliary tract cancer",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003060",
  "properties": {
    "xrefs": [
      "DOID:4607",
      "GARD:0005924",
      "ICD9:156.9",
      "MEDGEN:155474",
      "UMLS:C0750952"
    ],
    "synonyms": [
      "biliary tree cancer",
      "cancer of biliary tree",
      "malignant biliary tree neoplasm",
      "malignant neoplasm of biliary tree",
      "malignant tumor of biliary tract"
    ],
    "categories": [
      {
        "ref": "MONDO:0004335",
        "name": "digestive system disorder"
      },
      {
        "ref": "MONDO:0005151",
        "name": "endocrine system disorder"
      }
    ],
    "definition": "A malignant neoplasm involving the biliary tree"
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 2,
  "parents": [
    {
      "id": 4735,
      "label": "liver cancer",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4587,
        20310,
        21432
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3571",
          "GARD:0027613",
          "ICD9:155.0",
          "ICD9:155.2",
          "MEDGEN:87520",
          "NCIT:C34803",
          "SCTID:93870000",
          "UMLS:C0345904",
          "icd11.foundation:1605020868"
        ],
        "synonyms": [
          "cancer of liver",
          "hepatic cancer",
          "liver cancer",
          "malignant liver neoplasm",
          "malignant neoplasm of liver",
          "malignant neoplasm of liver, not specified as primary or secondary",
          "malignant neoplasm of liver, primary",
          "malignant tumour of liver",
          "primary liver cancer",
          "primary malignant liver neoplasm",
          "primary malignant neoplasm of liver",
          "primary cancer of liver",
          "primary tumor of the liver",
          "primary tumour of the liver"
        ],
        "categories": [
          {
            "ref": "MONDO:0004335",
            "name": "digestive system disorder"
          },
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "An epithelial or non-epithelial malignant neoplasm that arises from the liver. Representative examples include hepatocellular carcinoma, intrahepatic cholangiocarcinoma, lymphoma, and sarcoma."
      },
      "child_count": 15,
      "reference_id": "MONDO:0002691"
    },
    {
      "id": 6998,
      "label": "biliary tract neoplasm",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6624,
        21432
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:0050625",
          "EFO:0003891",
          "HP:0100574",
          "MEDGEN:14118",
          "ONCOTREE:BILIARY_TRACT",
          "SCTID:126853008",
          "UMLS:C0005426"
        ],
        "synonyms": [
          "biliary tract neoplasm",
          "biliary tract neoplasm (disease)",
          "biliary tree neoplasm",
          "biliary tree neoplasm (disease)",
          "biliary tree tumor",
          "biliary tree tumour",
          "neoplasm of biliary tree",
          "tumor of biliary tree",
          "tumour of biliary tree",
          "BILIARY_TRACT",
          "tumour of the extrahepatic bile duct"
        ],
        "categories": [
          {
            "ref": "MONDO:0004335",
            "name": "digestive system disorder"
          },
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "A neoplasm that involves the biliary tract."
      },
      "child_count": 4,
      "reference_id": "MONDO:0005304"
    }
  ],
  "children": [
    {
      "id": 5049,
      "label": "bile duct cancer",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        5050,
        20714
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:4606",
          "GARD:0023352"
        ],
        "synonyms": [
          "bile duct tumor",
          "bile duct tumour",
          "bile duct cancer",
          "cancer of bile duct",
          "malignant bile duct neoplasm",
          "malignant neoplasm of bile duct",
          "malignant neoplasm of the extrahepatic bile duct"
        ],
        "categories": [
          {
            "ref": "MONDO:0004335",
            "name": "digestive system disorder"
          },
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "A malignant neoplasm involving the bile duct"
      },
      "child_count": 8,
      "reference_id": "MONDO:0003059"
    },
    {
      "id": 18554,
      "label": "biliary cystadenocarcinoma",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        5050,
        7240,
        18551
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021790",
          "MEDGEN:473526",
          "Orphanet:424982",
          "UMLS:C2064409"
        ],
        "synonyms": [
          "intrahepatic bile duct cystadenocarcinoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0004335",
            "name": "digestive system disorder"
          },
          {
            "ref": "MONDO:0005151",
            "name": "endocrine system disorder"
          }
        ],
        "definition": "A cystadenocarcinoma that involves the biliary tree."
      },
      "child_count": 0,
      "reference_id": "MONDO:0018535"
    }
  ],
  "roots": [
    {
      "id": 4735,
      "label": "liver cancer"
    },
    {
      "id": 6998,
      "label": "biliary tract neoplasm"
    }
  ]
}