Orphanet: Hyperkalemic periodic paralysis

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Hyperkalemic periodic paralysis

Disease definition

A rare muscle disorder characterized by episodic attacks of muscle weakness associated with an increase in serum potassium concentration.


Classification level: Disorder
  • Synonym(s):
    • Adynamia episodica hereditaria
    • Familial hyperPP
    • Familial hyperkalemic periodic paralysis
    • Gamstorp disease
    • Gamstorp episodic adynamy
    • HYPP
    • HyperKPP
    • HyperPP
    • Hyperkalemic PP
    • Primary hyperPP
    • Primary hyperkalemic periodic paralysis
  • Prevalence: 1-9 / 1 000 000
  • Inheritance: Autosomal dominant 
  • Age of onset: Childhood
  • ICD-10: G72.3
  • OMIM: 170500
  • UMLS: C0238357  C2930895
  • MeSH: C535409  D020513
  • GARD: 195
  • MedDRA: -

Detailed information

Article for general public


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