Spasticity can occur when there’s damage to your brain, spinal cord, or the nerves that send signals back and forth. Learn more about this condition and what triggers it.

Spasticity is a symptom or complication of many different neurological disorders in which normal muscle movement patterns are disrupted, and muscles contract, or tighten, involuntarily. [ 1 ] ...

The preceding case studies are not in agreement with such a hypothesis, however, for it is evident that quite marked extensor patterns may predominate in subjects with complete division of the ...

Spasticity, a phenomenon associated with the upper motor neuron syndrome, was defined by James W. Lance as "a motor disorder characterized by a velocity-dependent increase in tonic stretch reflex ...

Original Article from The New England Journal of Medicine — The Occurrence of Extensor Spasm in Patients with Complete Transection of the Spinal Cord logo-32 logo-40 ...