{
  "id": 18575,
  "label": "congenital urachal anomaly",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0018565",
  "properties": {
    "xrefs": [
      "GARD:0021814",
      "MEDGEN:1433102",
      "Orphanet:435743",
      "UMLS:C1739100"
    ],
    "categories": [
      {
        "ref": "MONDO:0002118",
        "name": "urinary system disorder"
      }
    ],
    "definition": "Congenital urachal anomaly (CUA) describes a group of urachal remnants, found more frequently in males than females, that result from incomplete closure of the urachus (an embryological remnant of the allantois) during prenatal development, and that are usually asymptomatic (and found as an incidental finding on a radiological study) but can also present with umbilical discharge (in patent urachus or urachal sinus), infraumblical mass and pain, or with complications such as obstruction and infection. CUAs include patent urachus, urachal sinus, urachal cyst and urachal diverticulum."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 4,
  "parents": [
    {
      "id": 4253,
      "label": "urinary system disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        29379
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:18",
          "EFO:0009690",
          "ICD9:V47.4",
          "MEDGEN:21791",
          "MESH:D014570",
          "NCIT:C3430",
          "SCTID:128606002",
          "UMLS:C0042075"
        ],
        "synonyms": [
          "disease of renal system",
          "disease or disorder of renal system",
          "disease, urinary tract",
          "disease, urologic",
          "disease, urological",
          "diseases, urinary tract",
          "diseases, urologic",
          "diseases, urological",
          "disorder of renal system",
          "disorder of the urinary system",
          "disorder of urinary system",
          "renal system disease",
          "renal system disease or disorder",
          "urinary disease",
          "urinary system disorder",
          "urinary tract disease",
          "urinary tract diseases",
          "urinary tract disorder",
          "urologic disease",
          "urologic disorder",
          "urological disease",
          "urological diseases",
          "urological disorder",
          "urological disorders"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "A disease involving the renal system."
      },
      "child_count": 20,
      "reference_id": "MONDO:0002118"
    }
  ],
  "children": [
    {
      "id": 18565,
      "label": "patent urachus",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        18575
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021798",
          "HP:0010479",
          "MEDGEN:75610",
          "NCIT:C99005",
          "Orphanet:431341",
          "SCTID:398316009",
          "UMLS:C0266357",
          "icd11.foundation:1391202028"
        ],
        "synonyms": [
          "patent urachus",
          "patent urachus (disease)"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "Patent urachus is a type of congenital urachal anomaly characterized by a persistent communication between the bladder and the umbilicus, secondary to non occlusion of the urachal lumen, manifesting as clear drainage from the umbilicus."
      },
      "child_count": 0,
      "reference_id": "MONDO:0018551"
    },
    {
      "id": 18566,
      "label": "urachal sinus",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        18575
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021799",
          "MEDGEN:758682",
          "Orphanet:431344",
          "SCTID:451030007",
          "UMLS:C3472657",
          "icd11.foundation:1174996735"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "Urachal sinus is a type of congenital urachal anomaly resulting from the failure of the umbilical end of the urachus to close, without continuity to the bladder, and that is usually asymptomatic but can present with continuous cloudy umbilical discharge, tender midline infraumbilical mass and fever when infected."
      },
      "child_count": 0,
      "reference_id": "MONDO:0018552"
    },
    {
      "id": 18567,
      "label": "urachal diverticulum",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        18575
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021800",
          "MEDGEN:609128",
          "NCIT:C123254",
          "Orphanet:431347",
          "SCTID:253899000",
          "UMLS:C0431743",
          "icd11.foundation:1816352256"
        ],
        "synonyms": [
          "Vesicourachal diverticulum"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "Urachal diverticulum is the rarest type of congenital urachal anomaly resulting from the failure of the distal urachus to close at its point of connectivity to the bladder that is usually asymptomatic but can be associated with recurrent urinary tract infections and other complications."
      },
      "child_count": 0,
      "reference_id": "MONDO:0018553"
    },
    {
      "id": 18780,
      "label": "urachal cyst",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        18575
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0005425",
          "HP:0012618",
          "MEDGEN:21770",
          "MESH:D014496",
          "MedDRA:10065375",
          "NCIT:C85216",
          "Orphanet:488",
          "SCTID:17234001",
          "UMLS:C0041915",
          "icd11.foundation:1125432593"
        ],
        "synonyms": [
          "urachal cyst",
          "urachal cyst (disease)"
        ],
        "categories": [
          {
            "ref": "MONDO:0002118",
            "name": "urinary system disorder"
          }
        ],
        "definition": "Urachal cyst is a congenital urachal anomaly characterized by a failure of complete closure of the urachus, in which both ends are closed but the central lumen remains patent. It is typically asymptomatic but may become clinically significant when infected, presenting as a mass in the umbilical region accompanied by abdominal pain and fever."
      },
      "child_count": 0,
      "reference_id": "MONDO:0018844"
    }
  ],
  "roots": [
    {
      "id": 4253,
      "label": "urinary system disorder"
    }
  ]
}