{
  "url": "https://dantelabs.com/traits/blurred-vision",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "blurred-vision",
    "id": "HP:0000622",
    "name": "Blurred vision",
    "definition": "Lack of sharpness of vision resulting in the inability to see fine detail.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-eye",
        "name": "Abnormality of the eye",
        "url": "https://dantelabs.com/traits/abnormality-of-the-eye"
      }
    ],
    "broader": [
      {
        "slug": "abnormality-of-vision",
        "name": "Abnormality of vision",
        "url": "https://dantelabs.com/traits/abnormality-of-vision"
      }
    ],
    "narrower": [
      {
        "slug": "transient-unilateral-blurring-of-vision",
        "name": "Transient unilateral blurring of vision",
        "genes": 2,
        "url": "https://dantelabs.com/traits/transient-unilateral-blurring-of-vision"
      }
    ],
    "genes": [
      {
        "slug": "fdxr",
        "symbol": "FDXR",
        "hgnc": "HGNC:3642",
        "name": "ferredoxin reductase",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fdxr"
      },
      {
        "slug": "lim2",
        "symbol": "LIM2",
        "hgnc": "HGNC:6610",
        "name": "lens intrinsic membrane protein 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lim2"
      },
      {
        "slug": "sost",
        "symbol": "SOST",
        "hgnc": "HGNC:13771",
        "name": "sclerostin",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/sost"
      },
      {
        "slug": "ubap1l",
        "symbol": "UBAP1L",
        "hgnc": "HGNC:40028",
        "name": "ubiquitin associated protein 1 like",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ubap1l"
      },
      {
        "slug": "tacstd2",
        "symbol": "TACSTD2",
        "hgnc": "HGNC:11530",
        "name": "tumor associated calcium signal transducer 2",
        "frequency": "very-frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/tacstd2"
      },
      {
        "slug": "abca1",
        "symbol": "ABCA1",
        "hgnc": "HGNC:29",
        "name": "ATP binding cassette subfamily A member 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/abca1"
      },
      {
        "slug": "apoa1",
        "symbol": "APOA1",
        "hgnc": "HGNC:600",
        "name": "apolipoprotein A1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/apoa1"
      },
      {
        "slug": "col17a1",
        "symbol": "COL17A1",
        "hgnc": "HGNC:2194",
        "name": "collagen type XVII alpha 1 chain",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col17a1"
      },
      {
        "slug": "dnajc30",
        "symbol": "DNAJC30",
        "hgnc": "HGNC:16410",
        "name": "DnaJ heat shock protein family (Hsp40) member C30",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dnajc30"
      },
      {
        "slug": "fas",
        "symbol": "FAS",
        "hgnc": "HGNC:11920",
        "name": "Fas cell surface death receptor",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/fas"
      },
      {
        "slug": "hla-a",
        "symbol": "HLA-A",
        "hgnc": "HGNC:4931",
        "name": "major histocompatibility complex, class I, A",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hla-a"
      },
      {
        "slug": "hla-b",
        "symbol": "HLA-B",
        "hgnc": "HGNC:4932",
        "name": "major histocompatibility complex, class I, B",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hla-b"
      },
      {
        "slug": "hla-drb1",
        "symbol": "HLA-DRB1",
        "hgnc": "HGNC:4948",
        "name": "major histocompatibility complex, class II, DR beta 1",
        "frequency": "frequent",
        "diseases": 3,
        "url": "https://dantelabs.com/genes/hla-drb1"
      },
      {
        "slug": "kcna1",
        "symbol": "KCNA1",
        "hgnc": "HGNC:6218",
        "name": "potassium voltage-gated channel subfamily A member 1",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/kcna1"
      },
      {
        "slug": "lamp2",
        "symbol": "LAMP2",
        "hgnc": "HGNC:6501",
        "name": "lysosome associated membrane protein 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lamp2"
      },
      {
        "slug": "mapt",
        "symbol": "MAPT",
        "hgnc": "HGNC:6893",
        "name": "microtubule associated protein tau",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/mapt"
      },
      {
        "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": "mt-co1",
        "symbol": "MT-CO1",
        "hgnc": "HGNC:7419",
        "name": "mitochondrially encoded cytochrome c oxidase I",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-co1"
      },
      {
        "slug": "mt-co3",
        "symbol": "MT-CO3",
        "hgnc": "HGNC:7422",
        "name": "mitochondrially encoded cytochrome c oxidase III",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-co3"
      },
      {
        "slug": "mt-cyb",
        "symbol": "MT-CYB",
        "hgnc": "HGNC:7427",
        "name": "mitochondrially encoded cytochrome b",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-cyb"
      },
      {
        "slug": "mt-nd1",
        "symbol": "MT-ND1",
        "hgnc": "HGNC:7455",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd1"
      },
      {
        "slug": "mt-nd2",
        "symbol": "MT-ND2",
        "hgnc": "HGNC:7456",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd2"
      },
      {
        "slug": "mt-nd4",
        "symbol": "MT-ND4",
        "hgnc": "HGNC:7459",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 4",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd4"
      },
      {
        "slug": "mt-nd4l",
        "symbol": "MT-ND4L",
        "hgnc": "HGNC:7460",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 4L",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd4l"
      },
      {
        "slug": "mt-nd5",
        "symbol": "MT-ND5",
        "hgnc": "HGNC:7461",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 5",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd5"
      },
      {
        "slug": "mt-nd6",
        "symbol": "MT-ND6",
        "hgnc": "HGNC:7462",
        "name": "mitochondrially encoded NADH:ubiquinone oxidoreductase core subunit 6",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/mt-nd6"
      },
      {
        "slug": "ndufs2",
        "symbol": "NDUFS2",
        "hgnc": "HGNC:7708",
        "name": "NADH:ubiquinone oxidoreductase core subunit S2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ndufs2"
      },
      {
        "slug": "nop56",
        "symbol": "NOP56",
        "hgnc": "HGNC:15911",
        "name": "NOP56 ribonucleoprotein",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nop56"
      },
      {
        "slug": "p4ha2",
        "symbol": "P4HA2",
        "hgnc": "HGNC:8547",
        "name": "prolyl 4-hydroxylase subunit alpha 2",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/p4ha2"
      },
      {
        "slug": "ptpn22",
        "symbol": "PTPN22",
        "hgnc": "HGNC:9652",
        "name": "protein tyrosine phosphatase non-receptor type 22",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ptpn22"
      },
      {
        "slug": "slc4a11",
        "symbol": "SLC4A11",
        "hgnc": "HGNC:16438",
        "name": "solute carrier family 4 member 11",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/slc4a11"
      },
      {
        "slug": "alms1",
        "symbol": "ALMS1",
        "hgnc": "HGNC:428",
        "name": "ALMS1 centrosome and basal body associated protein",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/alms1"
      },
      {
        "slug": "cabp4",
        "symbol": "CABP4",
        "hgnc": "HGNC:1386",
        "name": "calcium binding protein 4",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cabp4"
      },
      {
        "slug": "dbh",
        "symbol": "DBH",
        "hgnc": "HGNC:2689",
        "name": "dopamine beta-hydroxylase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dbh"
      },
      {
        "slug": "hgsnat",
        "symbol": "HGSNAT",
        "hgnc": "HGNC:26527",
        "name": "heparan-alpha-glucosaminide N-acetyltransferase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hgsnat"
      },
      {
        "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": "lca5",
        "symbol": "LCA5",
        "hgnc": "HGNC:31923",
        "name": "lebercilin LCA5",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lca5"
      },
      {
        "slug": "lrat",
        "symbol": "LRAT",
        "hgnc": "HGNC:6685",
        "name": "lecithin retinol acyltransferase",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/lrat"
      },
      {
        "slug": "otx2",
        "symbol": "OTX2",
        "hgnc": "HGNC:8522",
        "name": "orthodenticle homeobox 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/otx2"
      },
      {
        "slug": "prph2",
        "symbol": "PRPH2",
        "hgnc": "HGNC:9942",
        "name": "peripherin 2",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/prph2"
      },
      {
        "slug": "rpe65",
        "symbol": "RPE65",
        "hgnc": "HGNC:10294",
        "name": "retinoid isomerohydrolase RPE65",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/rpe65"
      },
      {
        "slug": "scn4a",
        "symbol": "SCN4A",
        "hgnc": "HGNC:10591",
        "name": "sodium voltage-gated channel alpha subunit 4",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/scn4a"
      },
      {
        "slug": "spata7",
        "symbol": "SPATA7",
        "hgnc": "HGNC:20423",
        "name": "spermatogenesis associated 7",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/spata7"
      },
      {
        "slug": "tgfbi",
        "symbol": "TGFBI",
        "hgnc": "HGNC:11771",
        "name": "transforming growth factor beta induced",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tgfbi"
      },
      {
        "slug": "trank1",
        "symbol": "TRANK1",
        "hgnc": "HGNC:29011",
        "name": "tetratricopeptide repeat and ankyrin repeat containing 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/trank1"
      },
      {
        "slug": "clcnkb",
        "symbol": "CLCNKB",
        "hgnc": "HGNC:2027",
        "name": "chloride voltage-gated channel Kb",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/clcnkb"
      },
      {
        "slug": "col8a2",
        "symbol": "COL8A2",
        "hgnc": "HGNC:2216",
        "name": "collagen type VIII alpha 2 chain",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col8a2"
      },
      {
        "slug": "grhl2",
        "symbol": "GRHL2",
        "hgnc": "HGNC:2799",
        "name": "grainyhead like transcription factor 2",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/grhl2"
      },
      {
        "slug": "ovol2",
        "symbol": "OVOL2",
        "hgnc": "HGNC:15804",
        "name": "ovo like zinc finger 2",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ovol2"
      },
      {
        "slug": "slc12a3",
        "symbol": "SLC12A3",
        "hgnc": "HGNC:10912",
        "name": "solute carrier family 12 member 3",
        "frequency": "very-rare",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/slc12a3"
      },
      {
        "slug": "vsx1",
        "symbol": "VSX1",
        "hgnc": "HGNC:12723",
        "name": "visual system homeobox 1",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vsx1"
      },
      {
        "slug": "zeb1",
        "symbol": "ZEB1",
        "hgnc": "HGNC:11642",
        "name": "zinc finger E-box binding homeobox 1",
        "frequency": "very-rare",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/zeb1"
      },
      {
        "slug": "atp1a2",
        "symbol": "ATP1A2",
        "hgnc": "HGNC:800",
        "name": "ATPase Na+/K+ transporting subunit alpha 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atp1a2"
      },
      {
        "slug": "col4a1",
        "symbol": "COL4A1",
        "hgnc": "HGNC:2202",
        "name": "collagen type IV alpha 1 chain",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/col4a1"
      },
      {
        "slug": "nlrp3",
        "symbol": "NLRP3",
        "hgnc": "HGNC:16400",
        "name": "NLR family pyrin domain containing 3",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nlrp3"
      },
      {
        "slug": "scn9a",
        "symbol": "SCN9A",
        "hgnc": "HGNC:10597",
        "name": "sodium voltage-gated channel alpha subunit 9",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/scn9a"
      }
    ]
  }
}