Symptom

Clonus

An involuntary, rhythmic, oscillating contraction and relaxation of a muscle or group of muscles.

Causes

  • Sudden muscle stretch

  • Multiple sclerosis

  • Stroke

  • Spinal cord injury

  • Cerebral palsy

  • Amyotrophic lateral sclerosis (ALS)

  • Central nervous system infection

  • Brain tumor

  • Serotonin syndrome

  • Advanced liver failure

Also known as: Clonic spasm, Muscle cramp, Muscle spasm

Referencing diagnoses

Note: Lists existing diagnoses in Diagnotize only.