Double Retro-aortic left Renal vein in a patient with Acute pancreatitis
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Axial sections of venous phase of CT abdomen and pelvis showing bulky tail of pancreas with differential enhancement of tail and head of pancreas associated with peripancreatic fat stranding,ill defined collection and thickening of bilateral Gerota's and lateroconal fascia consistent with Acute pancreatitis. Incidentally noted is a rare anatomical variant of Double retro-aortic left renal vein (RA-LRV). The two RA-LRV are defined as superior and inferior RA-LRV. Superior RA-LRV is seen coursing horizontally posterior to aorta at the level of L2 vertebral body and Inferior RA-LRV is seen passing obliquely at the level of L4 vertebral body posterior to aorta to join IVC.