Hypertonia, Hypertonus
Hypertonia, Hypertonus
Hypertonia or hypertonus is an exaggeration of normal muscular tone, manifest as resistance to passive movement. It usually implies spasticity of corticospinal (pyramidal) pathway origin, rather than extrapyramidal (lead-pipe) rigidity.
Cross References
Clasp-knife phenomenon; Hyperreflexia; Paratonia; Rigidity; Spasticity; Upper motor neurone (UMN) syndrome
Need Expert Advice on Your Condition?
Get a personalized video breakdown and treatment plan from our senior neurosurgeons using your MRI/CT scans.
👉 Request MRI Review