Definition: Prolonged muscular contractions that may cause twisting of body parts, increased muscular tone, and repetitive movements.
Common Misspellings: Distonia
Examples: Dystonia can be an unusual side effect of some medications.
Dystonia, Headache and Migraine Glossary
From Teri Robert, former About.com Guide
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
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