Jan. 03, 2023
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REM sleep behavior disorder: framed pictures show examples of typical dream-enacting behaviors in REM sleep behavior disorder such as protecting from an aggressor, arguing, pointing someone/something, running, and even jumping away. The excerpt of the polysomnogram shows the absence of physiological muscle atonia during REM sleep behavior disorder episode. EEG (F3-A2; C3-A2; O1-A2); R: right; L: left; EOG: electrooculogram; Chin: mylohyoideus muscle; ECG: electrocardiogram; Ext. Carpi: extensor carpi muscle; Tib: tibialis anterior muscle. (Contributed by Dr. Federica Provini.)