{
  "id": 6310,
  "label": "periapical periodontitis",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0004508",
  "properties": {
    "xrefs": [
      "DOID:823",
      "EFO:1001391",
      "MEDGEN:45396",
      "MESH:D010485",
      "SCTID:39273001",
      "UMLS:C0031030",
      "icd11.foundation:1395124674"
    ],
    "categories": [
      {
        "ref": "MONDO:0002081",
        "name": "musculoskeletal system disorder"
      }
    ],
    "definition": "Inflammation of the periapical tissue. It includes general, unspecified, or acute nonsuppurative inflammation. Chronic nonsuppurative inflammation is periapical granuloma. Suppurative inflammation is periapical abscess."
  },
  "isLeaf": false,
  "isRoot": false,
  "child_count": 4,
  "parents": [
    {
      "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"
    }
  ],
  "children": [
    {
      "id": 3490,
      "label": "chronic apical periodontitis",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6310,
        7237
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:11269",
          "ICD10CM:K04.5",
          "ICD9:522.6",
          "MEDGEN:581135",
          "SCTID:718052004",
          "UMLS:C0392492",
          "icd11.foundation:1079140240"
        ],
        "synonyms": [
          "chronic periapical periodontitis",
          "periapical periodontitis, chronic"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Chronic form of periapical periodontitis."
      },
      "child_count": 0,
      "reference_id": "MONDO:0001251"
    },
    {
      "id": 3566,
      "label": "acute apical periodontitis",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        3286,
        6310
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:11693",
          "ICD10CM:K04.4",
          "ICD9:522.4",
          "MEDGEN:901807",
          "SCTID:718053009",
          "UMLS:C4084770"
        ],
        "synonyms": [
          "acute apical periodontitis of pulpal origin"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ]
      },
      "child_count": 0,
      "reference_id": "MONDO:0001338"
    },
    {
      "id": 8335,
      "label": "periapical granuloma",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6310
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:4617",
          "EFO:1001096",
          "MEDGEN:45395",
          "MESH:D010484",
          "MedDRA:10060985",
          "SCTID:81407003",
          "UMLS:C0031029"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Chronic nonsuppurative inflammation of periapical tissue resulting from irritation following pulp disease or endodontic treatment."
      },
      "child_count": 0,
      "reference_id": "MONDO:0006897"
    },
    {
      "id": 8413,
      "label": "suppurative periapical periodontitis",
      "isLeaf": true,
      "isRoot": false,
      "parents": [
        6310
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:2562",
          "EFO:1001202",
          "MEDGEN:10652",
          "MESH:D010482",
          "NCIT:C34913",
          "UMLS:C0031024"
        ],
        "synonyms": [
          "dentoalveolar abscess",
          "periapical dental abscess"
        ],
        "categories": [
          {
            "ref": "MONDO:0002081",
            "name": "musculoskeletal system disorder"
          }
        ],
        "definition": "Localized collection of pus in the tissues that enclose the root of a tooth."
      },
      "child_count": 0,
      "reference_id": "MONDO:0006989"
    }
  ],
  "roots": [
    {
      "id": 6804,
      "label": "periodontitis"
    }
  ]
}