Ultrasonography 2017 Jun 10. Epub 2017 Jun 10.
Department of Urology and Urological Science Institute, Severance Hospital, Yonsei University College of Medicine, Seoul, Korea.
Penile Doppler ultrasonography is a high-performing, noninvasive or minimally-invasive imaging modality that allows the depiction of the normal anatomy and macroscopic pathologic changes in real time. Moreover, functional changes in penile blood flow, as seen in erectile dysfunction (ED), can be analyzed using color Doppler ultrasonography (CDUS). This review article describes the normal sonographic anatomy of the penis, the sonographic technique for evaluating ED, the normal phases of erection, and the various causes of ED. Read More