Amitabh Chak, MD, MS, professor of Medicine, director, Clinical Research, Division of Gastroenterolgy Diseases, Case Western Reserve University, discusses advances in esophageal cancer. Chak says some of the more "exciting" developments in the treatment of the disease are transnasal endoscopy, as well as a new type of screening device that acts as a "pap smear" for the esophagus.
