Can penile Doppler ultrasonography predict Viagra success in ED patients?

Introduction and objectives: Penile Doppler ultrasonography (PDU) is widely accepted as a useful noninvasive method of evaluation in erectile dysfunction (ED) patients. Our goal was to analyze the value of PDU classification in the Viagra evaluation efficacy of ED man. Material and methods: Between June 2005 and December 2007 we evaluated 181 cases with ED (20 to 78 years old). Our patients had ED more then 6 to 12 months. We didn't include in this series patients with deforming Peyronie's disease, active cardiac diseases (such as unstable angina), malign hypertension, or patients taking nitrate medications. PDU…