A comprehensive review on recent findings about the clinical features, diagnosis, epidemiology, pathophysiology, and treatment of microscopic colitis appears in the April issue of Gastroenterology. Dr. Kuemmerle speaks with a co-author of this “Reviews in Basic and Clinical Gastroenterology” article, Dr. Darrell S. Pardi of the Mayo Clinic College of Medicine, Rochester, Minnesota.  Plus, a rundown of top stories from this month's issue of GI and Hepatology News.