{
  "url": "https://dantelabs.com/traits/hydromyelia",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "hydromyelia",
    "id": "HP:0100565",
    "name": "Hydromyelia",
    "definition": "Dilation of central canal from incomplete fusion of the posterior columns or persistence of the primitive large canal of the embryo.",
    "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": "spinal-cord-lesion",
        "name": "Spinal cord lesion",
        "url": "https://dantelabs.com/traits/spinal-cord-lesion"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "b4gat1",
        "symbol": "B4GAT1",
        "hgnc": "HGNC:15685",
        "name": "beta-1,4-glucuronyltransferase 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/b4gat1"
      },
      {
        "slug": "mbtps2",
        "symbol": "MBTPS2",
        "hgnc": "HGNC:15455",
        "name": "membrane bound transcription factor peptidase, site 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mbtps2"
      },
      {
        "slug": "vangl1",
        "symbol": "VANGL1",
        "hgnc": "HGNC:15512",
        "name": "VANGL planar cell polarity protein 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vangl1"
      }
    ]
  }
}