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What causes congenital myotonic dystrophy?

Congenital myotonic dystrophy is caused by the abnormal enlargement of a particular gene that affects a protein in muscle cells. The mutation is passed on from parents to children, usually through the mother. This genetic mutation leads to muscle weakness and lack of muscle tone that are usually symptoms of the disease. Researchers are still working to understand how this specific mutation leads to symptoms in early childhood.

Continue Learning about Muscular Dystrophy

How many people are affected with muscular dystrophy (MD)?
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Muscular dystrophy (MD) occurs worldwide, affecting all races. Its incidence varies, as some forms a...
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What is the link between fasciculation and muscular dystrophy?
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Muscular dystrophy (MD) is a group of nervous system disorders that inevitably cause muscle weakness...
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What do I need to know about caring for someone with muscular dystrophy?
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When caring for someone with muscular dystrophy, it's important to remember that the disease impacts...
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Are there other muscular dystrophy (MD)-like conditions?
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These diseases may produce symptoms that are very similar to those found in some forms of muscular d...
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.