Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs DystoniaUpdated: 2017-06-13OverviewDystonia may affect one or more parts of the body, and sometimes the entire body. The condition can be mild or severe. SymptomsThe main symptom is involuntary muscle contractions that result in slow repetitive movements, cramps, or abnormal posture. TreatmentsTreatments may include drugs, injections, and physical therapy. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use