{
  "url": "https://dantelabs.com/traits/popcorn-calcification",
  "trait": {
    "bundleId": "2026.10.16-c6eea6bf",
    "release": "2026-09-01",
    "slug": "popcorn-calcification",
    "id": "HP:6000871",
    "name": "Popcorn calcification",
    "definition": "Popcorn calcifications are areas of amorphous calcifications often with rings and arcs that resemble popped corn kernels in the metaphysis and epiphysis around the growth plate.",
    "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": "epiphyseal-stippling",
        "name": "Speckled calcifications in end part of bone",
        "url": "https://dantelabs.com/traits/epiphyseal-stippling"
      }
    ],
    "narrower": [],
    "genes": [
      {
        "slug": "p4hb",
        "symbol": "P4HB",
        "hgnc": "HGNC:8548",
        "name": "prolyl 4-hydroxylase subunit beta",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/p4hb"
      },
      {
        "slug": "col1a1",
        "symbol": "COL1A1",
        "hgnc": "HGNC:2197",
        "name": "collagen type I alpha 1 chain",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/col1a1"
      },
      {
        "slug": "col1a2",
        "symbol": "COL1A2",
        "hgnc": "HGNC:2198",
        "name": "collagen type I alpha 2 chain",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/col1a2"
      }
    ]
  }
}