Fig. 2From: Disorders of Arousal in adults: new diagnostic tools for clinical practiceTypical Confusional Arousal episode. On the top: polysomnographic tracing. The episode arises during Slow Wave Sleep. Motor onset corresponds to an EEG artifact followed by the appearance of theta-delta activity on the anterior regions and of alpha and beta activity on the posterior regions. On the bottom: photographic sequences of the episode. The patient is sleeping in a supine position, raises his head, raises his trunk looking around; lies down and flexes the left thigh; lies down recovering sleepBack to article page