Congenital myasthenic syndrome

What is Congenital myasthenic syndrome?

Congenital myasthenic syndrome (CMS) is a group of genetic disorders of impaired neuromuscular transmission at the motor endplate characterized by fatigable muscle weakness.

Other condition names

  • CMS

Inheritance type

Autosomal dominant, Autosomal recessive


  • Europe: 1-9 in 1,000 000

Age of Onset

  • Infancy
  • Neonatal
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