{
  "url": "https://dantelabs.com/traits/vertebral-hyperostosis",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "vertebral-hyperostosis",
    "id": "HP:0008442",
    "name": "Vertebral hyperostosis",
    "definition": "Excessive growth of the bones of the vertebral bodies.",
    "synonyms": [],
    "systems": [
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-vertebral-morphology",
        "name": "Abnormal vertebral morphology",
        "url": "https://dantelabs.com/traits/abnormal-vertebral-morphology"
      },
      {
        "slug": "hyperostosis",
        "name": "Bone overgrowth",
        "url": "https://dantelabs.com/traits/hyperostosis"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "phex",
        "symbol": "PHEX",
        "hgnc": "HGNC:8918",
        "name": "phosphate regulating endopeptidase X-linked",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/phex"
      },
      {
        "slug": "gja1",
        "symbol": "GJA1",
        "hgnc": "HGNC:4274",
        "name": "gap junction protein alpha 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gja1"
      }
    ]
  }
}