{
  "url": "https://dantelabs.com/traits/optically-empty-vitreous",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "optically-empty-vitreous",
    "id": "HP:0030663",
    "name": "Optically empty vitreous",
    "definition": "Vestigial vitreous gel occupying the immediate retrolental space and minimal to no discernible gel in the central vitreous cavity, giving the appearance of an empty vitreous cavity.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-vitreous-humor-morphology",
        "name": "Abnormal vitreous humor morphology",
        "url": "https://dantelabs.com/traits/abnormal-vitreous-humor-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "vcan",
        "symbol": "VCAN",
        "hgnc": "HGNC:2464",
        "name": "versican",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/vcan"
      },
      {
        "slug": "kcnj13",
        "symbol": "KCNJ13",
        "hgnc": "HGNC:6259",
        "name": "potassium inwardly rectifying channel subfamily J member 13",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kcnj13"
      },
      {
        "slug": "col2a1",
        "symbol": "COL2A1",
        "hgnc": "HGNC:2200",
        "name": "collagen type II alpha 1 chain",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col2a1"
      }
    ]
  }
}