Advances in Hepatitis C Virus Treatment.

Imaging International Colorectal Endoscopic criteria. Also discussed are study data on endoscopic treatment options, including snare polypectomy, endoscopic mucosal resection, and endoscopic submucosal dissection. Our third feature article explores the use of endoscopic ultrasound (EUS). Over the past 20 years, EUS has gone from being considered solely a supplementary diagnostic tool to being a core diagnostic and therapeutic tool. Drs Danny Cheriyan and Jorge V. Obando explore the use of EUS in biliary and pancreatic intervention, ablative therapy, enterostomy, and vascular intervention. This month’s columns cover a variety of other important issues in gastroenterology and hepatology. In the Advances in IBD column, Dr Laurent PeyrinBiroulet discusses the importance of defining severity in inflammatory bowel disease, the problems of the scores that have been used in the past, and the long process of developing agreeable and broadly applicable definitions. In the Advances in Hepatology column, Dr K. Rajender Reddy examines hepatotoxicity concerns associated with various commonly used supplements. In the Advances in GERD column, Dr Brian E. Lacy discusses patients who do not respond to proton pump inhibitor therapy and provides insight on how to define, evaluate, and treat these patients. Lastly, in the Advances in Endoscopy column, Dr Alan Barkun examines the novel hemostatic powder TC-325, which has shown intriguing results in endoscopic hemostasis of gastrointestinal bleeding. I hope that this issue provides valuable insights for your clinical practice.