{
  "url": "https://dantelabs.com/traits/scapular-exostoses",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "scapular-exostoses",
    "id": "HP:0000918",
    "name": "Scapular exostoses",
    "definition": "The presence of multiple exostoses on the scapula. An exostosis is a benign growth the projects outward from the bone surface. It is capped by cartilage.",
    "synonyms": [
      "Scapulae exostoses",
      "Shoulder bone exostoes"
    ],
    "systems": [
      {
        "slug": "abnormality-of-the-musculoskeletal-system",
        "name": "Abnormality of the musculoskeletal system",
        "url": "https://dantelabs.com/traits/abnormality-of-the-musculoskeletal-system"
      },
      {
        "slug": "neoplasm",
        "name": "Abnormal tissue mass",
        "url": "https://dantelabs.com/traits/neoplasm"
      }
    ],
    "broader": [
      {
        "slug": "abnormal-scapula-morphology",
        "name": "Abnormality of the shoulder blade",
        "url": "https://dantelabs.com/traits/abnormal-scapula-morphology"
      },
      {
        "slug": "exostoses",
        "name": "Formation of new noncancerous bone on top of existing bone",
        "url": "https://dantelabs.com/traits/exostoses"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "ext1",
        "symbol": "EXT1",
        "hgnc": "HGNC:3512",
        "name": "exostosin glycosyltransferase 1",
        "frequency": "very-rare",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ext1"
      },
      {
        "slug": "ext2",
        "symbol": "EXT2",
        "hgnc": "HGNC:3513",
        "name": "exostosin glycosyltransferase 2",
        "frequency": "very-rare",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/ext2"
      }
    ]
  }
}