[Erectile dysfunction: a marker for myocardial perfusion impairment?].

Objective: To study the correlation between erectile dysfunction (ED) and myocardial perfusion impairment in men with suspected or diagnosed coronary artery disease (CAD).

Methods: In this prospective study a self-administered IIEF-5 questionnaire was answered by 287 patients that underwent myocardial perfusion imaging under both resting and stress condition with technetium-99m sestamibi, through gated SPECT nuclear scintigraphy technique, before and after physical or pharmacological stress.

Results: Some degree of erectile dysfunction (group ED+) was found in 137 (47.