
Role of EUS and EUS-guided FNA in the diagnosis of rectal implantation cyst at an anastomosis site after a previous low anterior resection for a rectal cancer without evidence of cancer recurrence
Keywords: MRI، تصویربرداری رزونانس مغناطیسی; CEA, carcinoembryonic antigen; DST, double-stapling technique; H&E, hematoxylin and eosin; MRI, magnetic resonance imaging; SMT, submucosal tumor