{
  "id": 23203,
  "label": "May-Thurner syndrome",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0043361",
  "properties": {
    "xrefs": [
      "GARD:0027061",
      "MEDGEN:473753",
      "MESH:D062108",
      "Orphanet:675404",
      "SCTID:448804008",
      "UMLS:C3165062"
    ],
    "synonyms": [
      "May-Thurner syndrome",
      "iliac vein compression syndrome",
      "Cockett syndrome",
      "Iliac vein compression syndrome",
      "Iliocaval compression syndrome",
      "Iliocaval compression syndromes",
      "May Thurner syndrome",
      "compression syndrome, Iliocaval",
      "compression syndromes, Iliocaval",
      "syndrome, Cockett",
      "syndrome, Iliocaval compression",
      "syndrome, May-Thurner",
      "syndromes, Iliocaval compression"
    ],
    "categories": [
      {
        "ref": "MONDO:0004995",
        "name": "cardiovascular disorder"
      }
    ],
    "definition": "A compression of ILIAC VEIN that results in a decreased flow in the vein and in the left LOWER EXTREMITY due to a vascular malformation. It may result in left leg EDEMA, pain, iliofemoral DEEP VENOUS THROMBOSIS and POSTTHROMBOTIC SYNDROME. Compression of the left common ILIAC VEIN by the right common ILIAC ARTERY against the underlying fifth LUMBAR VERTEBRA is the typical underlying malformation."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 6988,
      "label": "peripheral vascular disease",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        7065
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:341",
          "EFO:0003875",
          "ICD9:443.81",
          "MEDGEN:38790",
          "MESH:D016491",
          "NCIT:C35136",
          "UMLS:C0085096",
          "icd11.foundation:426429380"
        ],
        "synonyms": [
          "disease, peripheral vascular",
          "peripheral vascular disorder",
          "vascular disease, peripheral"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "Any disorder affecting blood flow through the veins or arteries outside of the heart."
      },
      "child_count": 11,
      "reference_id": "MONDO:0005294"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 6988,
      "label": "peripheral vascular disease"
    }
  ]
}