Article
Phenotypic variability in myotonia congenita.
Muscle & nerve - 1 Jul 2005
Colding-Jørgensen Eskild
Abstract excerpt
Myotonia congenita is a hereditary chloride channel disorder characterized by delayed relaxation of skeletal muscle (myotonia). It is caused by mutations in the skeletal muscle chloride channel gene CLCN1 on chromosome 7. The phenotypic spectrum of myotonia congenita ranges from mild myotonia disclosed only by clinical examination to severe and disabling myotonia with transient weakness and myopathy. The most...
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