{
  "url": "https://dantelabs.com/traits/euthyroid-hyperthyroxinemia",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "euthyroid-hyperthyroxinemia",
    "id": "HP:0008247",
    "name": "Euthyroid hyperthyroxinemia",
    "definition": "Increased levels of thyroxine without evidence of clinical thyroid disease.",
    "synonyms": [
      "Asymptomatic hyperthyroxinemia"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-endocrine-system",
        "name": "Abnormality of the endocrine system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-endocrine-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormality-of-thyroid-physiology",
        "name": "Abnormal thyroid function",
        "url": "https://dantelabs.com/traits/abnormality-of-thyroid-physiology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "alb",
        "symbol": "ALB",
        "hgnc": "HGNC:399",
        "name": "albumin",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/alb"
      },
      {
        "slug": "tru-tca1-1",
        "symbol": "TRU-TCA1-1",
        "hgnc": "HGNC:12348",
        "name": "tRNA-SeC (anticodon TCA) 1-1",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tru-tca1-1"
      },
      {
        "slug": "cdh23",
        "symbol": "CDH23",
        "hgnc": "HGNC:13733",
        "name": "cadherin related 23",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/cdh23"
      },
      {
        "slug": "ttr",
        "symbol": "TTR",
        "hgnc": "HGNC:12405",
        "name": "transthyretin",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ttr"
      }
    ]
  }
}