DYSTONIA

An abnormal and involuntary tension or contraction of the muscles resulting in a distorted posture. See extrapyramidal effects.

DYSTONIA: "Joe had dystonia eveidenced by his arched back."
Cite this page: N., Pam M.S., "DYSTONIA," in PsychologyDictionary.org, April 7, 2013, https://psychologydictionary.org/dystonia/ (accessed October 16, 2019).
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