{
  "url": "https://dantelabs.com/traits/urate-tophus",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "urate-tophus",
    "id": "HP:0033073",
    "name": "Urate tophus",
    "definition": "Intradermal urate crystal deposits appeared as small, superficial, pustule-like, whitish lesions. The lesions may be the focus of inflammatory episodes with increasing pain, swelling, and erythema of the intradermal tophi.",
    "synonyms": [
      "Urate tophi"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-integument",
        "name": "Abnormality of the integument",
        "url": "https://dantelabs.com/traits/abnormality-of-the-integument"
      }
    ],
    "broader": [
      {
        "slug": "regional-abnormality-of-skin",
        "name": "Regional abnormality of skin",
        "url": "https://dantelabs.com/traits/regional-abnormality-of-skin"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "abcg2",
        "symbol": "ABCG2",
        "hgnc": "HGNC:74",
        "name": "ATP binding cassette subfamily G member 2 (JR blood group)",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/abcg2"
      }
    ]
  }
}