Sleep, REM

**Definition:** A stage of sleep characterized by rapid movements of the eye and low voltage fast pattern EEG. It is usually associated with dreaming.

**Tree numbers:** - F02.830.855.796.671 - G11.561.803.754.671

**Synonyms:** - Paradoxical Sleep - Rhombencephalic Sleep - Fast-Wave Sleep - Sleep, Fast-Wave - REM Sleep