High-intensity focused ultrasound: ready for primetime.

Prostate cancer (CaP) is the second most common cause of cancer deaths in the United States and the incidence of CaP has remained constant at 165 cases per 100,000 men. Since 1990, the age-adjusted death rate has decreased by 31%. In this article, the authors review the current literature on the experimental therapy for HIFU. The HIFU technique, its mechanism of action, patient selection, current efficacy studies, complications, follow-up after HIFU treatment, and future developments are discussed.