{
  "url": "https://dantelabs.com/traits/severe-hydrocephalus",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "severe-hydrocephalus",
    "id": "HP:0006882",
    "name": "Severe hydrocephalus",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-nervous-system",
        "name": "Abnormality of the nervous system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-nervous-system"
      }
    ],
    "broader": [
      {
        "slug": "hydrocephalus",
        "name": "Too much cerebrospinal fluid in the brain",
        "url": "https://dantelabs.com/traits/hydrocephalus"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "hyls1",
        "symbol": "HYLS1",
        "hgnc": "HGNC:26558",
        "name": "HYLS1 centriolar and ciliogenesis associated",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hyls1"
      }
    ]
  }
}