POEM is used for:: (A) Achalasia cardia, (B) Cancer esophagus, (C) Diffuse esophageal spasm, (D) Nutcracker esophagus
Answer is A. Per Oral Endoscopic Myotomy (POEM) POEM is the application of esophageal myotomy to the concept of NOTES*by submucosal tunneling method . Used for treatment of achalasia Involves creation of long esophageal myotomy using flexible endoscope *NOTES - Natural Orifice Transluminal Endoscopic Surgery