{
  "id": 5542,
  "label": "childhood parosteal osteosarcoma",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0003654",
  "properties": {
    "xrefs": [
      "DOID:5809",
      "GARD:0023604",
      "MEDGEN:272467",
      "NCIT:C6589",
      "UMLS:C1332994"
    ],
    "synonyms": [
      "childhood parosteal osteogenic sarcoma",
      "childhood parosteal osteosarcoma"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      },
      {
        "ref": "MONDO:0003900",
        "name": "connective tissue disorder"
      }
    ],
    "definition": "A low grade malignant bone-forming mesenchymal neoplasm arising from the surface of the bone. It occurs in childhood and usually affects the distal posterior femur, the proximal tibia, and proximal humerus. Painless swelling is the usual clinical sign. The prognosis is usually excellent."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 4674,
      "label": "pediatric osteosarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        8005,
        11016
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3361",
          "MEDGEN:272464",
          "NANDO:2200048",
          "NCIT:C6585",
          "UMLS:C1332986"
        ],
        "synonyms": [
          "osteosarcoma",
          "childhood osteogenic sarcoma",
          "childhood osteosarcoma",
          "childhood osteosarcoma (disease)",
          "osteosarcoma (disease) of childhood",
          "paediatric osteosarcoma (disease)",
          "pediatric osteosarcoma",
          "pediatric osteosarcoma (disease)"
        ],
        "definition": "An osteosarcoma occurring in childhood."
      },
      "child_count": 6,
      "reference_id": "MONDO:0002623"
    },
    {
      "id": 8265,
      "label": "juxtacortical osteosarcoma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4679
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3373",
          "EFO:1001000",
          "GARD:0024479",
          "ICDO:9192/3",
          "MEDGEN:60197",
          "MESH:D018217",
          "NCIT:C8969",
          "ONCOTREE:PAOS",
          "UMLS:C0206642"
        ],
        "synonyms": [
          "juxtacortical osteogenic sarcoma",
          "juxtacortical osteosarcoma",
          "parosteal osteogenic sarcoma",
          "parosteal osteosarcoma",
          "PAOS"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          },
          {
            "ref": "MONDO:0003900",
            "name": "connective tissue disorder"
          }
        ],
        "definition": "A low grade malignant bone-forming mesenchymal neoplasm arising from the surface of the bone. It usually affects the distal posterior femur, the proximal tibia, and proximal humerus. Painless swelling is the usual clinical sign. Most patients are young adults and the prognosis is usually excellent."
      },
      "child_count": 1,
      "reference_id": "MONDO:0006817"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 4674,
      "label": "pediatric osteosarcoma"
    },
    {
      "id": 8265,
      "label": "juxtacortical osteosarcoma"
    }
  ]
}