Abdominal pain. Elevated amylase. Previous alcohol use. ABDOMEN:LIVER, BILIARY TRACT: No significant abnormality noted. No focal hepatic lesions. No biliary ductal dilation. No cholelithiasis or choledocholithiasis.SPLEEN: No significant abnormality noted.PANCREAS: Normal anatomy, enhancement, and inherent signal of the pancreas. No pancreatic ductal dilation. No pancreatic mass identified. No peripancreatic fluid collections.ADRENAL GLANDS: The left adrenal gland is not well seen due to the below-described mass. Normal appearance of the right adrenal gland.KIDNEYS, URETERS: No significant abnormality noted.RETROPERITONEUM, LYMPH NODES: There is a 4.3 x 4.1 x 4.9 cm well-defined lobulated soft tissue mass anteromedial to the left kidney with nonspecific intermediate T1 and T2 signal and mild enhancement.BOWEL, MESENTERY: No significant abnormality noted.BONES, SOFT TISSUES: No significant abnormality noted.
4.9 cm lobulated left retroperitoneal soft tissue mass likely representing lymphoma or metastatic lymphadenopathy, though a primary tumor otherwise is not identified.