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Hand grip myotonia

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Hand grip myotonia

Hand grip myotonia demonstrating warm-up phenomena with repeated action. (Contributed by Dr. Emma Matthews.)

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Associated Disorders

  • Adynamia episodica paralysis
  • Becker generalized myotonia
  • Myotonia congenita (autosomal dominant)
  • Myotonia congenita (autosomal recessive)
  • Myotonia fluctuans
  • Myotonia permanens
  • Thomsen disease
  • Von Eulenberg syndrome