8C74 Periodic paralyses or disorders of muscle membrane excitability

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2024-01

These are a group of disorders caused by malfunctioning of the ion channels in skeletal muscle membranes causing the cells to depolarize leading to weakness or paralysis. The common triggers include cold, heat, high carbohydrate meals, stress, excitement, physical exertion etc.

sections/codes in this section (8C74-8C74)

• Paramyotonia congenita  (8C74.0)
• Periodic paralysis  (8C74.1)
• Other specified periodic paralyses or disorders of muscle membrane excitability  (8C74.Y)
• Periodic paralyses or disorders of muscle membrane excitability, unspecified  (8C74.Z)

postcoordination

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