Per-Oral Pyloromyotomy (POP) for Medically Refractory Post-Surgical Gastroparesis

Background Post-surgical gastroparesis (psGP) is putatively related to vagal denervation from either therapeutic transection or inadvertent injury. Here, we present a series of patients undergoing endoscopic per-oral pyloromyotomy (POP) as a treatment for medically refractory psGP.