{
  "url": "https://dantelabs.com/traits/pseudo-fractures",
  "trait": {
    "bundleId": "2026.10.19-9814e911",
    "release": "2026-09-01",
    "slug": "pseudo-fractures",
    "id": "HP:0100036",
    "name": "Pseudo-fractures",
    "definition": "A band of bone material of decreased density forming alongside the surface of the cortical bone with thickening of the periosteum. Callus formation in the affected area is common and gives the appearance of a false fracture.",
    "synonyms": [
      "Looser zones"
    ],
    "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-cortical-bone-morphology",
        "name": "Abnormal cortical bone morphology",
        "url": "https://dantelabs.com/traits/abnormal-cortical-bone-morphology"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "dmp1",
        "symbol": "DMP1",
        "hgnc": "HGNC:2932",
        "name": "dentin matrix acidic phosphoprotein 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dmp1"
      },
      {
        "slug": "enpp1",
        "symbol": "ENPP1",
        "hgnc": "HGNC:3356",
        "name": "ectonucleotide pyrophosphatase/phosphodiesterase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/enpp1"
      }
    ]
  }
}