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What is Condition associated with prolonged muscle contraction followed by slow muscle relaxation includes and explain in detail?
(A) Myotonia # Myotonia is a symptom of a small handful of certain neuromuscular disorders characterized by delayed relaxation (prolonged contraction) of the skeletal muscles after voluntary contraction or electrical stimulation.> Myotonia may present in the following diseases with different causes related to the ion channels in the skeletal muscle fiber membrane (Sarcolemma).> Myotonia is present in Myotonia congenita, Paramyotonia Congenita and myotonic dystrophy.