Fabrizio Michelassi, MD

The Society of Surgical Oncology surgical practice guidelines focus on the signs and symptoms of primary cancer, timely evaluation of the symptomatic patient, appropriate preoperative evaluation for extent of disease, and role of the surgeon in

Anal carcinomas are an uncommon group of heterogeneous lesions that have represented a therapeutic enigma for many years. The mere rarity of these cancers alone has proven to be a major impediment to the formulation of a standardized