Propriospinal myoclonus at sleep onset on polysomnography

This figure shows a PSG demonstrating propriospinal myoclonus at sleep onset (prominent EMG bursts in the right and left leg leads).

EOG: electrooculography; EEG: electroencephalography; EMG: electromyography; ECG: electrocardiography; PSG: polysomnography.

Illustrated by Seulah Rebecca Choi. Reproduced with permission.

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