{
  "id": 4686,
  "label": "periodontal disorder",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0002635",
  "properties": {
    "xrefs": [
      "DOID:3388",
      "ICD9:523.8",
      "MEDGEN:10658",
      "MESH:D010510",
      "NCIT:C63743",
      "SCTID:2556008",
      "UMLS:C0031090"
    ],
    "synonyms": [
      "disease of periodontium",
      "disease or disorder of periodontium",
      "disorder of periodontium",
      "periodontal disease",
      "periodontal disorder",
      "periodontium disease",
      "periodontium disease or disorder"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      }
    ],
    "definition": "An inflammatory process of the gingival tissues and/or periodontal membrane of the teeth, resulting in an abnormally deep gingival sulcus, possibly producing periodontal pockets and loss of alveolar bone support."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 4,
  "parents": [
    {
      "id": 6893,
      "label": "skeletal system disorder",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4222
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "EFO:0002461",
          "MEDGEN:538042",
          "SCTID:88230002",
          "UMLS:C0263661"
        ],
        "synonyms": [
          "disease of skeletal system",
          "disease or disorder of skeletal system",
          "disorder of skeletal system",
          "skeletal system disease",
          "skeletal system disease or disorder",
          "disease of bone and/or joint",
          "osteoarthropathy"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "A disease involving the skeletal system."
      },
      "child_count": 48,
      "reference_id": "MONDO:0005172"
    }
  ],
  "children": [
    {
      "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": 6804,
      "label": "periodontitis",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        4686,
        20399
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:824",
          "DOID:9893",
          "EFO:0000649",
          "ICD10CM:K05.4",
          "ICD9:523.5",
          "MEDGEN:45815",
          "MESH:D010518",
          "NCIT:C34918",
          "SCTID:41565005",
          "UMLS:C0031099"
        ],
        "synonyms": [
          "inflammation of periodontium",
          "periodontium inflammation",
          "periodontosis"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "An acute or chronic inflammatory process that affects the tissues that surround and support the teeth."
      },
      "child_count": 8,
      "reference_id": "MONDO:0005076"
    },
    {
      "id": 10716,
      "label": "Papillon-Lefevre disease",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        4686,
        7611,
        16630,
        17917,
        17972,
        25051
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:3389",
          "GARD:0003100",
          "ICD9:759.89",
          "MEDGEN:45306",
          "MESH:D010214",
          "NCIT:C84992",
          "NORD:1552",
          "OMIM:245000",
          "Orphanet:678",
          "SCTID:40158001",
          "UMLS:C0030360"
        ],
        "synonyms": [
          "PLS",
          "Papillon Lefèvre Syndrome",
          "keratosis palmoplantar-periodontopathy syndrome",
          "Keratoris palmoplantaris with periodontopathia",
          "PALS",
          "PAPILLON-Lefevre syndrome",
          "Papillon-LEFèvre syndrome",
          "Pls",
          "hyperkeratosis palmoplantaris with periodontosis",
          "keratosis palmoplantar - periodontopathy",
          "keratosis palmoplantaris with periodontopathia",
          "palmar-plantar hyperkeratosis and concomitant periodontal destruction",
          "palmoplantar keratoderma with periodontosis"
        ],
        "categories": [
          {
            "ref": "MONDO:0002051",
            "name": "integumentary system disorder"
          },
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          },
          {
            "ref": "MONDO:0002254",
            "name": "syndromic disease"
          },
          {
            "ref": "MONDO:0005046",
            "name": "immune system disorder"
          },
          {
            "ref": "MONDO:0005570",
            "name": "hematologic disorder"
          }
        ],
        "definition": "Papillon-Lefevre syndrome (PLS) is a rare ectodermal dysplasia characterized by palmoplantar keratoderma associated with early-onset periodontitis."
      },
      "child_count": 0,
      "reference_id": "MONDO:0009490"
    },
    {
      "id": 19201,
      "label": "regional odontodysplasia",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        4686
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0019036",
          "MEDGEN:104891",
          "MESH:D018126",
          "Orphanet:83450",
          "SCTID:66063001",
          "UMLS:C0206554",
          "icd11.foundation:1516505714"
        ],
        "synonyms": [
          "ghost teeth"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Regional odontodysplasia (ROD) is a localized developmental anomaly of the dental tissues."
      },
      "child_count": 0,
      "reference_id": "MONDO:0019367"
    }
  ],
  "roots": [
    {
      "id": 6893,
      "label": "skeletal system disorder"
    }
  ]
}