{
  "url": "https://dantelabs.com/traits/abnormal-visual-field-test",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "abnormal-visual-field-test",
    "id": "HP:0030588",
    "name": "Abnormal visual field test",
    "definition": "Abnormal result of a test designed to test an individual's central and peripheral vision by determining the ability of the individual to perceive objects at differing locations of the visual field.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "visual-field-defect",
        "name": "Partial loss of field of vision",
        "url": "https://dantelabs.com/traits/visual-field-defect"
      }
    ],
    "narrower": [
      {
        "slug": "abnormal-kinetic-perimetry-test",
        "name": "Abnormal kinetic perimetry test",
        "genes": 11,
        "url": "https://dantelabs.com/traits/abnormal-kinetic-perimetry-test"
      }
    ],
    "genes": [
      {
        "slug": "braf",
        "symbol": "BRAF",
        "hgnc": "HGNC:1097",
        "name": "B-Raf proto-oncogene, serine/threonine kinase",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/braf"
      },
      {
        "slug": "col25a1",
        "symbol": "COL25A1",
        "hgnc": "HGNC:18603",
        "name": "collagen type XXV alpha 1 chain",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col25a1"
      },
      {
        "slug": "ctnnb1",
        "symbol": "CTNNB1",
        "hgnc": "HGNC:2514",
        "name": "catenin beta 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ctnnb1"
      },
      {
        "slug": "kif21a",
        "symbol": "KIF21A",
        "hgnc": "HGNC:19349",
        "name": "kinesin family member 21A",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/kif21a"
      },
      {
        "slug": "mt-atp6",
        "symbol": "MT-ATP6",
        "hgnc": "HGNC:7414",
        "name": "mitochondrially encoded ATP synthase membrane subunit 6",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-atp6"
      },
      {
        "slug": "phox2a",
        "symbol": "PHOX2A",
        "hgnc": "HGNC:691",
        "name": "paired like homeobox 2A",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/phox2a"
      },
      {
        "slug": "tuba1a",
        "symbol": "TUBA1A",
        "hgnc": "HGNC:20766",
        "name": "tubulin alpha 1a",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tuba1a"
      },
      {
        "slug": "tubb2b",
        "symbol": "TUBB2B",
        "hgnc": "HGNC:30829",
        "name": "tubulin beta 2B class IIb",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tubb2b"
      },
      {
        "slug": "tubb3",
        "symbol": "TUBB3",
        "hgnc": "HGNC:20772",
        "name": "tubulin beta 3 class III",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tubb3"
      },
      {
        "slug": "cdh23",
        "symbol": "CDH23",
        "hgnc": "HGNC:13733",
        "name": "cadherin related 23",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cdh23"
      }
    ]
  }
}