Parasomnias linked to the REM phase
Introduction. The different parasomnias normally associated to REM sleep and included in the International Classification of Sleep Disorders (ICSD-90), are described. Clinical characteristics allow to do diagnostic of all of them, but the ones that allow an exact differential diagnostic over other parasomnias and other types of behavioral alterations, are the data obtained in sleep laboratory, with different polisomnographic and synchronized videotape techniques. Special emphasis is made in REM sleep behavior disorder