{
  "id": 8653,
  "label": "hereditary painful callosities",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0007248",
  "properties": {
    "xrefs": [
      "GARD:0016705",
      "MEDGEN:349400",
      "MESH:C566180",
      "OMIM:114140",
      "Orphanet:79141",
      "UMLS:C1861964"
    ],
    "synonyms": [
      "PPK nummularis",
      "Plamoplantar hyperkeratosis nummularis",
      "Plamoplantar keratoderma nummularis",
      "keratosis palmoplantaris nummularis",
      "callosities, hereditary painful",
      "callosities, painful plantar"
    ],
    "categories": [
      {
        "ref": "MONDO:0002051",
        "name": "integumentary system disorder"
      }
    ],
    "definition": "Hereditary painful callosities is a nummular palmoplantar keratoderma characterized by the development of painful keratotic lesions over pressure points in hands and feet. A few families have been described. Transmission is autosomal dominant. Successful analgesia can be obtained with tretinoin."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 17919,
      "label": "focal palmoplantar keratoderma",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        19132
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "GARD:0021294",
          "MEDGEN:419939",
          "Orphanet:307837",
          "UMLS:C2931923",
          "icd11.foundation:1676945961"
        ],
        "synonyms": [
          "focal PPK",
          "focal keratosis palmoplantaris",
          "focal palmoplantar hyperkeratosis"
        ],
        "categories": [
          {
            "ref": "MONDO:0002051",
            "name": "integumentary system disorder"
          }
        ]
      },
      "child_count": 12,
      "reference_id": "MONDO:0017672"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 17919,
      "label": "focal palmoplantar keratoderma"
    }
  ]
}