{
  "url": "https://dantelabs.com/traits/emg-neuropathic-changes",
  "trait": {
    "bundleId": "2026.10.17-8666dff2",
    "release": "2026-09-01",
    "slug": "emg-neuropathic-changes",
    "id": "HP:0003445",
    "name": "EMG: neuropathic changes",
    "definition": "The presence of characteristic findings of denervation on electromyography (fibrillations, positive sharp waves, and giant motor unit potentials).",
    "synonyms": [
      "EMG: neurogenic abnormalities",
      "EMG: neurogenic changes",
      "EMG: neurogenic findings"
    ],
    "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": "emg-abnormality",
        "name": "EMG abnormality",
        "url": "https://dantelabs.com/traits/emg-abnormality"
      }
    ],
    "narrower": [
      {
        "slug": "emg-chronic-denervation-signs",
        "name": "EMG: chronic denervation signs",
        "genes": 28,
        "url": "https://dantelabs.com/traits/emg-chronic-denervation-signs"
      }
    ],
    "genes": [
      {
        "slug": "hspb3",
        "symbol": "HSPB3",
        "hgnc": "HGNC:5248",
        "name": "heat shock protein family B (small) member 3",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hspb3"
      },
      {
        "slug": "hspb8",
        "symbol": "HSPB8",
        "hgnc": "HGNC:30171",
        "name": "heat shock protein family B (small) member 8",
        "frequency": "obligate",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/hspb8"
      },
      {
        "slug": "ndc1",
        "symbol": "NDC1",
        "hgnc": "HGNC:25525",
        "name": "NDC1 transmembrane nucleoporin",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ndc1"
      },
      {
        "slug": "nefh",
        "symbol": "NEFH",
        "hgnc": "HGNC:7737",
        "name": "neurofilament heavy chain",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nefh"
      },
      {
        "slug": "vcp",
        "symbol": "VCP",
        "hgnc": "HGNC:12666",
        "name": "valosin containing protein",
        "frequency": "obligate",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/vcp"
      },
      {
        "slug": "wsb2",
        "symbol": "WSB2",
        "hgnc": "HGNC:19222",
        "name": "WD repeat and SOCS box containing 2",
        "frequency": "obligate",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/wsb2"
      },
      {
        "slug": "bag3",
        "symbol": "BAG3",
        "hgnc": "HGNC:939",
        "name": "BAG cochaperone 3",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/bag3"
      },
      {
        "slug": "gbf1",
        "symbol": "GBF1",
        "hgnc": "HGNC:4181",
        "name": "golgi brefeldin A resistant guanine nucleotide exchange factor 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gbf1"
      },
      {
        "slug": "hspb1",
        "symbol": "HSPB1",
        "hgnc": "HGNC:5246",
        "name": "heat shock protein family B (small) member 1",
        "frequency": "very-frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/hspb1"
      },
      {
        "slug": "uba1",
        "symbol": "UBA1",
        "hgnc": "HGNC:12469",
        "name": "ubiquitin like modifier activating enzyme 1",
        "frequency": "very-frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/uba1"
      },
      {
        "slug": "ano5",
        "symbol": "ANO5",
        "hgnc": "HGNC:27337",
        "name": "anoctamin 5",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ano5"
      },
      {
        "slug": "chchd10",
        "symbol": "CHCHD10",
        "hgnc": "HGNC:15559",
        "name": "coiled-coil-helix-coiled-coil-helix domain containing 10",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/chchd10"
      },
      {
        "slug": "gjb1",
        "symbol": "GJB1",
        "hgnc": "HGNC:4283",
        "name": "gap junction protein beta 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gjb1"
      },
      {
        "slug": "iba57",
        "symbol": "IBA57",
        "hgnc": "HGNC:27302",
        "name": "iron-sulfur cluster assembly factor IBA57",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/iba57"
      },
      {
        "slug": "pmp22",
        "symbol": "PMP22",
        "hgnc": "HGNC:9118",
        "name": "peripheral myelin protein 22",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pmp22"
      },
      {
        "slug": "pnpt1",
        "symbol": "PNPT1",
        "hgnc": "HGNC:23166",
        "name": "polyribonucleotide nucleotidyltransferase 1",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/pnpt1"
      },
      {
        "slug": "spg11",
        "symbol": "SPG11",
        "hgnc": "HGNC:11226",
        "name": "SPG11 vesicle trafficking associated, spatacsin",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/spg11"
      },
      {
        "slug": "vapb",
        "symbol": "VAPB",
        "hgnc": "HGNC:12649",
        "name": "VAMP associated protein B and C",
        "frequency": "frequent",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/vapb"
      },
      {
        "slug": "vps13a",
        "symbol": "VPS13A",
        "hgnc": "HGNC:1908",
        "name": "vacuolar protein sorting 13 homolog A",
        "frequency": "frequent",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vps13a"
      },
      {
        "slug": "hnrnpa1",
        "symbol": "HNRNPA1",
        "hgnc": "HGNC:5031",
        "name": "heterogeneous nuclear ribonucleoprotein A1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hnrnpa1"
      },
      {
        "slug": "hnrnpa2b1",
        "symbol": "HNRNPA2B1",
        "hgnc": "HGNC:5033",
        "name": "heterogeneous nuclear ribonucleoprotein A2/B1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/hnrnpa2b1"
      },
      {
        "slug": "syne1",
        "symbol": "SYNE1",
        "hgnc": "HGNC:17089",
        "name": "spectrin repeat containing nuclear envelope protein 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/syne1"
      },
      {
        "slug": "tpp1",
        "symbol": "TPP1",
        "hgnc": "HGNC:2073",
        "name": "tripeptidyl peptidase 1",
        "frequency": "occasional",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/tpp1"
      },
      {
        "slug": "acta1",
        "symbol": "ACTA1",
        "hgnc": "HGNC:129",
        "name": "actin alpha 1, skeletal muscle",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/acta1"
      },
      {
        "slug": "arsa",
        "symbol": "ARSA",
        "hgnc": "HGNC:713",
        "name": "arylsulfatase A",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/arsa"
      },
      {
        "slug": "atp7a",
        "symbol": "ATP7A",
        "hgnc": "HGNC:869",
        "name": "ATPase copper transporting alpha",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/atp7a"
      },
      {
        "slug": "dync1h1",
        "symbol": "DYNC1H1",
        "hgnc": "HGNC:2961",
        "name": "dynein cytoplasmic 1 heavy chain 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/dync1h1"
      },
      {
        "slug": "gdap1",
        "symbol": "GDAP1",
        "hgnc": "HGNC:15968",
        "name": "ganglioside induced differentiation associated protein 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/gdap1"
      },
      {
        "slug": "ighmbp2",
        "symbol": "IGHMBP2",
        "hgnc": "HGNC:5542",
        "name": "immunoglobulin mu DNA binding protein 2",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ighmbp2"
      },
      {
        "slug": "ldb3",
        "symbol": "LDB3",
        "hgnc": "HGNC:15710",
        "name": "LIM domain binding 3",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/ldb3"
      },
      {
        "slug": "myh7",
        "symbol": "MYH7",
        "hgnc": "HGNC:7577",
        "name": "myosin heavy chain 7",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/myh7"
      },
      {
        "slug": "neb",
        "symbol": "NEB",
        "hgnc": "HGNC:7720",
        "name": "nebulin",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/neb"
      },
      {
        "slug": "nop56",
        "symbol": "NOP56",
        "hgnc": "HGNC:15911",
        "name": "NOP56 ribonucleoprotein",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/nop56"
      },
      {
        "slug": "plekhg5",
        "symbol": "PLEKHG5",
        "hgnc": "HGNC:29105",
        "name": "pleckstrin homology and RhoGEF domain containing G5",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/plekhg5"
      },
      {
        "slug": "smn1",
        "symbol": "SMN1",
        "hgnc": "HGNC:11117",
        "name": "survival of motor neuron 1, telomeric",
        "diseases": 2,
        "url": "https://dantelabs.com/genes/smn1"
      },
      {
        "slug": "vrk1",
        "symbol": "VRK1",
        "hgnc": "HGNC:12718",
        "name": "VRK serine/threonine kinase 1",
        "diseases": 1,
        "url": "https://dantelabs.com/genes/vrk1"
      }
    ]
  }
}