Endoscopic ultrasound-guided gallbladder drainage (ESU) is used to treat patients with cholecystitis and infection of the gallbladder. So when should we be utilizing ESU, and what are some common challenges associated with this procedure? Joining Dr. Peter Buch to explore this topic is Dr. Michel Kahaleh, Chief of Endoscopy, Director of the Pancreas Program, and Medical Director of the Advanced Endoscopy Research Program at Robert Wood Johnson Medical School.