Fig. 9
From: Imaging of non-neoplastic duodenal diseases. A pictorial review with emphasis on MDCT
Tuberculosis in a 63-year-old man with constitutional symptoms, fever, and abdominal pain. Axial contrast-enhanced CT shows a masslike appearance (white arrow) that encompasses the superior mesenteric artery and a fistulous pathway that communicates with the duodenal lumen (black arrow). Note the marked extrinsic compression of the third portion of the duodenum. CT also shows periduodenal fat stranding (short arrows) and a necrotic lymph node (arrowhead)