Definitive therapy for internal hemorrhoids--new opportunities and options.

Hemorrhoids are common in Western societies. Appropriate assessment and treatment of symptomatic hemorrhoids can substantially reduce morbidity and improve patient well-being. In this article, the clinical presentation, differential diagnoses, and current treatment options, including the CRH-O'Regan banding device, an emerging technology for the anoscopic treatment of symptomatic internal hemorrhoids, are reviewed.