Steven Steinway

INTRODUCTION: Due to its rarity, anal adenocarcinoma (AA) does not have a standardized staging system. The tumor (T) stage of an adenocarcinoma arising from the anal canal could be based on depth of invasion, as for rectal adenocarcinoma, or on size, as in anal squamous cell carcinoma…

INTRODUCTION: Most endoscopists perform ERCP with only a side-viewing duodenoscope. We hypothesize significant gastrointestinal findings are missed due to the side-viewing design of the duodenoscope and that at least a subset of patients would benefit from concomitant forward-viewing exam (i.e…