{
  "id": 17218,
  "label": "frontal fibrosing alopecia",
  "model": {
    "label": "Mondo Disease Ontology (MONDO)",
    "source": 0
  },
  "type_id": 0,
  "reference_id": "MONDO:0016776",
  "properties": {
    "xrefs": [
      "GARD:0010886",
      "MEDGEN:899012",
      "Orphanet:254492",
      "SCTID:717055000",
      "UMLS:C4255374",
      "icd11.foundation:1257078333"
    ],
    "synonyms": [
      "FFA"
    ],
    "categories": [
      {
        "ref": "MONDO:0002051",
        "name": "integumentary system disorder"
      }
    ],
    "definition": "Frontal fibrosing alopecia (FFA) is a rare variant of lichen planopilaris characterized by symmetrical, progressive, band-like anterior hair loss of the scalp."
  },
  "isLeaf": true,
  "isRoot": false,
  "child_count": 0,
  "parents": [
    {
      "id": 6660,
      "label": "alopecia",
      "isLeaf": false,
      "isRoot": false,
      "parents": [
        19134
      ],
      "type_id": 0,
      "properties": {
        "xrefs": [
          "DOID:987",
          "ICD9:704.0",
          "ICD9:704.00",
          "ICD9:704.09",
          "MEDGEN:7982",
          "MESH:D000505",
          "NCIT:C50575",
          "Orphanet:79364",
          "SCTID:56317004",
          "UMLS:C0002170",
          "icd11.foundation:1313926062"
        ],
        "synonyms": [
          "alopecia",
          "hair loss",
          "loss Of hair",
          "alopecia areata"
        ],
        "categories": [
          {
            "ref": "MONDO:0002051",
            "name": "integumentary system disorder"
          }
        ],
        "definition": "Hair loss usually from the scalp. It may result in bald spots or spread to the entire scalp or the entire epidermis. It may be androgenetic or caused by chemotherapeutic agents, compulsive hair pulling, autoimmune disorders or congenital conditions."
      },
      "child_count": 26,
      "reference_id": "MONDO:0004907"
    }
  ],
  "children": [],
  "roots": [
    {
      "id": 6660,
      "label": "alopecia"
    }
  ]
}