{
  "url": "https://dantelabs.com/traits/nonprogressive-visual-loss",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "nonprogressive-visual-loss",
    "id": "HP:0200068",
    "name": "Nonprogressive visual loss",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "visual-loss",
        "name": "Visual loss",
        "url": "https://dantelabs.com/traits/visual-loss"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "btd",
        "symbol": "BTD",
        "hgnc": "HGNC:1122",
        "name": "biotinidase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/btd"
      },
      {
        "slug": "nbas",
        "symbol": "NBAS",
        "hgnc": "HGNC:15625",
        "name": "NBAS subunit of NRZ tethering complex",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nbas"
      }
    ]
  }
}