Suppression of cortical myoclonus by levetiracetam

Abstract
A 16‐year‐old boy suffered severely disabling posthypoxic myoclonus. Neurophysiological investigation showed cortical but not reticular reflex myoclonus. Add‐on therapy with levetiracetam significantly improved the patient's clinical condition, suppressed cortical myoclonus‐associated spikes, and enabled further neurorehabilitation. © 2002 Movement Disorder Society.