title: Submucosal carcinoma of the gastroesophageal junction diagnosed after peroral endoscopic myotomy.
authors.affiliation: Department of Surgery, National University Health System, Singapore, Singapore.
authors.forename: Dexter Yak Seng
authors.initials: DY
authors.lastname: Chan
authors.affiliation: Department of Surgery, National University Health System, Singapore, Singapore.
authors.forename: Dmitrii
authors.initials: D
authors.lastname: Dolgunov
authors.affiliation: Department of Pathology, National University Health System, Singapore, Singapore.
authors.forename: Victor Kwan Min
authors.initials: VK
authors.lastname: Lee
authors.affiliation: Department of Surgery, The Chinese University of Hong Kong, Hong Kong, China.
authors.forename: Philip Wai Yan
authors.initials: PW
authors.lastname: Chiu
authors.affiliation: Department of Surgery, National University Health System, Singapore, Singapore.
authors.forename: Jimmy Bok Yan
authors.initials: JB
authors.lastname: So
mesh_terms: D000230:Adenocarcinoma / Q000175:diagnosis* / Q000601:surgery; D003680:Deglutition Disorders / Q000209:etiology; D003951:Diagnostic Errors; D004931:Esophageal Achalasia / Q000175:diagnosis* / Q000601:surgery; D049630:Esophageal Sphincter, Lower / Q000601:surgery; D004943:Esophagogastric Junction; D006801:Humans; D008297:Male; D008875:Middle Aged; D012008:Recurrence; D013274:Stomach Neoplasms / Q000175:diagnosis* / Q000601:surgery