{
  "id": 8296,
  "label": "mesenchymal chondrosarcoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0006853",
  "properties": {
    "xrefs": [
      "DOID:4545",
      "EFO:1001041",
      "GARD:0024490",
      "ICDO:9240/3",
      "MEDGEN:104904",
      "MESH:D018211",
      "MedDRA:10027389",
      "NCIT:C3737",
      "ONCOTREE:MCHS",
      "UMLS:C0206637"
    ],
    "synonyms": [
      "mesenchymal chondrosarcoma"
    ],
    "categories": [
      {
        "ref": "MONDO:0003900",
        "name": "connective tissue disorder"
      }
    ],
    "definition": "A morphologic variant of chondrosarcoma arising from bone and soft tissue. It is characterized by the presence of malignant small round cells, biphasic growth pattern, and well differentiated hyaline cartilage. Clinical presentation includes pain and swelling. The clinical course is aggressive, with local recurrences and distant metastases."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 2,
  "parents": [
    {
      "id": 8399,
      "label": "small cell sarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6816
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3098",
          "EFO:1001184",
          "ICDO:8803/3",
          "MEDGEN:60201",
          "MESH:D018228",
          "NCIT:C3746",
          "UMLS:C0206652"
        ],
        "synonyms": [
          "small cell sarcoma",
          "small cell sarcomas"
        ],
        "definition": "A sarcoma characterized by the presence of small round or elongated malignant cells with a small amount of cytoplasm."
      },
      "child_count": 6,
      "reference_id": "MONDO:0006974"
    },
    {
      "id": 10235,
      "label": "chondrosarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        6816,
        20678,
        21247
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3371",
          "EFO:0000333",
          "GARD:0006055",
          "HP:0006765",
          "ICD9:170.9",
          "ICDO:9220/3",
          "MEDGEN:3054",
          "MESH:D002813",
          "MedDRA:10008734",
          "NANDO:2200050",
          "NCIT:C2946",
          "OMIM:215300",
          "ONCOTREE:CHS",
          "Orphanet:55880",
          "SCTID:443520009",
          "UMLS:C0008479"
        ],
        "synonyms": [
          "chondrosarcoma",
          "chondrosarcoma (disease)",
          "chondrosarcoma, malignant",
          "chondrosarcoma, somatic mutation",
          "chondrosarcoma of bone",
          "primary chondrosarcoma of the bone"
        ],
        "categories": [
          {
            "ref": "MONDO:0003900",
            "name": "connective tissue disorder"
          }
        ],
        "definition": "A malignant cartilaginous matrix-producing mesenchymal neoplasm arising from the bone and soft tissue. It usually affects middle-aged to elderly adults. The pelvic bones, ribs, shoulder girdle, and long bones are the most common sites of involvement. Most chondrosarcomas arise de novo, but some may develop in a preexisting benign cartilaginous lesion."
      },
      "child_count": 12,
      "reference_id": "MONDO:0008977"
    }
  ],
  "children": [
    {
      "id": 5034,
      "label": "pediatric mesenchymal chondrosarcoma",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        8005,
        8296
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:4546",
          "GARD:0023342",
          "MEDGEN:232063",
          "NCIT:C27374",
          "UMLS:C1332982"
        ],
        "synonyms": [
          "mesenchymal chondrosarcoma",
          "childhood mesenchymal chondrosarcoma",
          "mesenchymal chondrosarcoma of childhood",
          "pediatric mesenchymal chondrosarcoma"
        ],
        "categories": [
          {
            "ref": "MONDO:0003900",
            "name": "connective tissue disorder"
          }
        ],
        "definition": "A mesenchymal chondrosarcoma occurring in children."
      },
      "child_count": 0,
      "reference_id": "MONDO:0003041"
    },
    {
      "id": 5035,
      "label": "adult mesenchymal chondrosarcoma",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        8296
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:4547",
          "GARD:0023343",
          "MEDGEN:272296",
          "NCIT:C27375",
          "UMLS:C1332207"
        ],
        "synonyms": [
          "adult mesenchymal chondrosarcoma",
          "mesenchymal chondrosarcoma of adults"
        ],
        "categories": [
          {
            "ref": "MONDO:0003900",
            "name": "connective tissue disorder"
          }
        ],
        "definition": "A mesenchymal chondrosarcoma occurring in adults."
      },
      "child_count": 0,
      "reference_id": "MONDO:0003042"
    }
  ],
  "roots": [
    {
      "id": 8399,
      "label": "small cell sarcoma"
    },
    {
      "id": 10235,
      "label": "chondrosarcoma"
    }
  ]
}