Surveillance

As physicians, we have grown accustomed to the concept of screening for and surveillance of those found to have premalignant conditions with the expectation that by doing so we can prevent cancer and do little if any harm. In reality this concept has rarely been demonstrated to be true and indeed we often do great […]

Roughly one-fifth of all human cancers arise in the gastrointestinal tract. Worldwide, over 3.5 million patients are newly diagnosed with GI tract cancer each year, of whom 310,000 are in the U.S. alone. These malignancies show marked gender, racial and socioeconomic differences in incidence. For instance, esophageal and gastric adenocarcinomas occur more frequently in U.S. […]