{
  "id": 23199,
  "label": "intravascular papillary endothelial hyperplasia",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0043349",
  "properties": {
    "xrefs": [
      "GARD:0027060",
      "MEDGEN:91005",
      "NCIT:C4391",
      "Orphanet:673525",
      "SCTID:238770007",
      "UMLS:C0343083",
      "icd11.foundation:1397961760"
    ],
    "synonyms": [
      "Masson lesion",
      "Masson pseudotumor",
      "Masson's pseudosarcoma",
      "Masson's pseudotumor",
      "Masson's vegetant hemangioma",
      "intravascular papillary endothelial hyperplasia",
      "papillary endothelial hyperplasia",
      "Masson's pseudoangiosarcoma",
      "Masson's tumor",
      "Masson's tumour",
      "Masson's vegetant intravascular hemangio-endothelioma",
      "masson's pseudosarcoma"
    ],
    "categories": [
      {
        "ref": "MONDO:0004995",
        "name": "cardiovascular disorder"
      }
    ],
    "definition": "A reactive, well-circumscribed vascular lesion. It is characterized by the formation of thin papillae projecting within the lumen of blood vessels. The papillae are lined by plump endothelial cells. Blood clots are also present."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 21417,
      "label": "angiomatosis",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        21322
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "MEDGEN:1931",
          "MESH:D000798",
          "NCIT:C27503",
          "SCTID:205562004",
          "UMLS:C0002992"
        ],
        "synonyms": [
          "angiomatosis",
          "diffuse angiomatosis",
          "diffuse hemangioma",
          "multiple hemangiomas",
          "angiomatoses"
        ],
        "categories": [
          {
            "ref": "MONDO:0004995",
            "name": "cardiovascular disorder"
          }
        ],
        "definition": "A benign diffuse vascular proliferation usually occurring in young adults. It is characterized by the formation of capillary-sized and cavernous vascular spaces. Patients present with diffuse persistent swelling."
      },
      "child_count": 2,
      "reference_id": "MONDO:0024461"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 21417,
      "label": "angiomatosis"
    }
  ]
}