Fig. 1

EEG and SSEP in patients with different types of myoclonus. A SSEP in a patient with cortical myoclonus in case of PME showing giant response. B SSEP in a patient with cortical–subcortical myoclonus in case of JME showed no giant response in comparison with PME. C SSEP in a patient with subcortical myoclonus in case of secondary hepatic myoclonus showed giant response but of less values than PME