Fig. 1From: Pancreaticoduodenectomy with malrotation following reoperation due to torsion of efferent loop: a case reportComputed tomography findings. a A 25-mm low-density mass located in the pancreatic head (arrowhead). The superior mesenteric vein (SMV) was located to the left of the superior mesenteric artery, showing the SMV rotation sign (arrow). b The small bowel was located in the right abdomen, and the large bowel was located in the left abdomenBack to article page