Simultaneous peroral endoscopic myotomy and submucosal tunneling endoscopic resection for coexisting achalasia and a submucosal tumor

摘要

Co-existence of achalasia and SMT is rare. Herein, we presented a case with coexisted achalasia and submucosal tumor, who treated with simultaneous peroral endoscopic myotomy and submucosal endoscopic tunneling resection in the same tunnel.