{
  "url": "https://dantelabs.com/traits/kayser-fleischer-ring",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "kayser-fleischer-ring",
    "id": "HP:0200032",
    "name": "Kayser-Fleischer ring",
    "definition": "Grey-green or brownish-pigmented ring in the deep epithelial layers at the outer border of the cornea.",
    "synonyms": [
      "Fleischer's ring",
      "Fleischer-Kayser ring",
      "Fleischer-Struempell ring"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "corneal-opacity",
        "name": "Corneal opacity",
        "url": "https://dantelabs.com/traits/corneal-opacity"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "atp7b",
        "symbol": "ATP7B",
        "hgnc": "HGNC:870",
        "name": "ATPase copper transporting beta",
        "frequency": "very-frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/atp7b"
      }
    ]
  }
}