Osama Elnahas

Esophageal diverticula implicate a rare disorder, often presenting with dysphagia, regurgitation, and chest pain. Classically, esophageal diverticula are classified into pulsion-type (Zenker’s and epiphrenic), Traction-type (Rokitansky) or iatrogenic…

Treatment for GFVP often involves aggressive surgical measures. ESD of esophageal GFVP presents various challenges, such as determining the polyp base and managing a highly vascular stump…

Different ESD strategies are applied to facilitate the resection of large lesions like the tunneling technique and pocket creation method. One of the challenges during tunneling in large lesions is the narrow working space, looping with the risk of muscle or mucosal injury…