title: [Nocturnal erectile activity in erectile dysfunction. An examination of nocturnal penile tumescence and rigidity].
abstract: The historical background for the use of sleep-related erections (nocturnal penile tumescence) to distinguish organogenic from psychogenic impotence is reviewed. A commercially available system for continuous, non-invasive measurement of penile tumescence and rigidity is presented.
authors.forename: E U
authors.initials: EU
authors.lastname: Poulsen
authors.forename: H J
authors.initials: HJ
authors.lastname: Kirkeby
mesh_terms: D002940:Circadian Rhythm; D007172:Erectile Dysfunction / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D008297:Male; D008722:Methods; D010410:Penile Erection; D012890:Sleep / Q000502:physiology
vernacular_title: Natlig erektiv aktivitet ved erektiv dysfunktion. Udredning vha. natlig penistumescens og rigiditet (NPTR).