Myotonia congenita

• A
• B
• C
• D
• E
• F
• G
• H
• I
• J
• K
• L
• M
• N
• O
• P
• Q
• R
• S
• T
• U
• V
• W
• X
• Y
• Z

Superficial anterior muscles

Thomsen's disease

Treatment for symptoms of myotonia congenita includes mexiletine, phenytoin, and procainamide.

Affected people do well. Symptoms only occur when a movement is first started. After a few repetitions, the muscle relaxes and the movement becomes normal. Symptoms may improve later in life.

• Frequent choking, gagging, or difficulty swallowing in an infant
• Aspiration pneumonia , related to swallowing difficulties

Call your health care provider if symptoms of myotonia congenita develop.

Review Date: 05/16/2006
Reviewed By: Daniel Kantor, M.D., Director of the Comprehensive MS Center, Neuroscience Institute, University of Florida Health Science Center, Jacksonville, FL. Review provided by VeriMed Healthcare Network.