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Home > Symptoms and Side Effects Overview > Muscle spasm in neck, shoulder, back right arm and thumb Report

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Muscle spasm in neck, shoulder, back right arm and thumb Report

A spasm is a sudden, violent, involuntary contraction of a muscle or a group of muscles (including involuntary muscles such as in an artery, the colon, or the esophagus), attended by pain and interference with function, producing involuntary movement and distortion.


What we've learned from patients who report Muscle spasm in neck, shoulder, back right arm and thumb

Symptom severities

Moderate
 1
Mild
 1

Report created on May 28, 2012.