{
  "id": 20882,
  "label": "leukoplakia of gingiva",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0022538",
  "properties": {
    "xrefs": [
      "ICD9:528.6",
      "MEDGEN:66795",
      "NCIT:C3881",
      "SCTID:32236000",
      "UMLS:C0239737"
    ],
    "synonyms": [
      "gingival leukoplakia",
      "leukoplakia of gingiva",
      "Gingival Leukoplakia",
      "Leukoplakia of Gingiva",
      "Leukoplakia of gingiva"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      },
      {
        "ref": "MONDO:0006858",
        "name": "mouth disorder"
      }
    ],
    "definition": "A clinical term that indicates the presence of a white patch on the surface of the gum which cannot be characterized as any other disease. It may be a precancerous condition and in most cases histologic examination reveals keratosis."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 4170,
      "label": "gingival disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4686,
        23496
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:1483",
          "EFO:0009670",
          "MEDGEN:42217",
          "MESH:D005882",
          "NCIT:C173795",
          "SCTID:18718003",
          "UMLS:C0017563"
        ],
        "synonyms": [
          "disease of gingiva",
          "disease or disorder of gingiva",
          "disorder of gingiva",
          "gingiva disease",
          "gingiva disease or disorder"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          },
          {
            "ref": "MONDO:0006858",
            "name": "mouth disorder"
          }
        ],
        "definition": "A disease involving the gingiva."
      },
      "child_count": 12,
      "reference_id": "MONDO:0002021"
    },
    {
      "id": 6601,
      "label": "oral mucosa leukoplakia",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        23173,
        23496
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:9655",
          "ICD9:528.6",
          "MEDGEN:9738",
          "MESH:D007972",
          "NCIT:C3187",
          "SCTID:414603003",
          "UMLS:C0023532",
          "icd11.foundation:417308277"
        ],
        "synonyms": [
          "leukokeratosis of oral mucosa",
          "leukoplakia of oral mucosa",
          "leukoplakia of the oral mucosa",
          "oral keratoses",
          "oral keratosis",
          "oral leukoplakia"
        ],
        "categories": [
          {
            "ref": "MONDO:0006858",
            "name": "mouth disorder"
          }
        ],
        "definition": "A white patch or plaque on the oral mucosa that cannot be characterized clinically or pathologically as any other disease. The diagnosis of leukoplakia is one of exclusion; other conditions such as candidiasis, lichen planus, leukoedema, etc., must be ruled out before a diagnosis of leukoplakia can be made. Leukoplakia may be a premalignant condition."
      },
      "child_count": 2,
      "reference_id": "MONDO:0004844"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 4170,
      "label": "gingival disorder"
    },
    {
      "id": 6601,
      "label": "oral mucosa leukoplakia"
    }
  ]
}