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Neuralgic amyotrophy

Disease definition

Neuralgic amyotrophy (NA) is an uncommon disorder of the peripheral nervous system characterized by the sudden onset of extreme pain in the upper extremity followed by rapid multifocal motor weakness and atrophy and a slow recovery in months to years. NA includes both an idiopathic (INA, also known as Parsonage-Turner syndrome) and hereditary (HNA) form.

ORPHA:2901

  • Synonym(s):
    • Acute brachial plexus neuritis
    • Brachial plexus neuritis
    • Immune brachial plexus neuropathy
    • Mononeuritis multiplex with brachial predilection
    • Neuralgic shoulder amyotrophy
  • Prevalence: 1-5 / 10 000
  • Inheritance: Autosomal dominant or Not applicable 
  • Age of onset: Adult
  • ICD-10: G54.5
  • OMIM: 162100
  • UMLS: C0221759  C1510479
  • MeSH: -
  • GARD: 4228
  • MedDRA: 10063020

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