lead-pipe rigidity
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lead-pipe ri·gid·i·ty
a type of increased muscle tone due to an extrapyramidal lesion in which pathologic resistance to passive extension of a joint is constant throughout the range of motion. Should be contrasted with clasp-knife spasticity (q.v.).
Farlex Partner Medical Dictionary © Farlex 2012
lead-pipe ri·gid·i·ty
(ledpīp ri-jidi-tē)Symptom comprising increased muscle tone due to an extrapyramidal lesion in which pathologic resistance to passive extension of a joint is constant throughout the range of motion.
Medical Dictionary for the Dental Professions © Farlex 2012