prolapse of gastric mucosa into duodenum

𝗚𝗮𝘀𝘁𝗿𝗶𝗰 𝗱𝗶𝘃𝗲𝗿𝘁𝗶𝗰𝘂𝗹𝗮 are rare and are found in 0.02% of autopsy specimens. Almost all are located on the posterior wall of the cardia and to the left of the esophagus. They are thought to be congenital but occur at the structural weakness of the longitudinal muscles on the posterior surface. Usually, the diverticula contain all…