The Division of Gastroenterology provides a full range of advanced diagnostic and therapeutic endoscopic procedures including diagnostic and therapeutic ERCP for pancreatobiliary pathologies (papillotomy, stone extraction, stricture dilation and stenting, lithotripsy, peroral choledochoscopy and pancreatoscopy), endoscopic ultrasonography including fine needle aspiration cytology and biopsy and target therapy. Other advanced procedures including therapy for Barrettˇs esophagus and early cancer including radiofrequency ablation, cyrotherapy and endoscopic mucosal resection.