Fig. 21
From: Imaging of non-neoplastic duodenal diseases. A pictorial review with emphasis on MDCT
Duodenal trauma in different patients. a A 20-year-old man with blunt abdominal trauma. Contrast-enhanced CT shows an extensive pancreaticoduodenal hematoma with displacement of the mesenteric vessels to the left (white arrow) and disruption of the wall of the third duodenal portion (black arrow) with active extravasation of intravenous contrast (arrowhead). Note the abundant retroperitoneal fluid (short arrow). b A 45-year-old man involved in a motor vehicle accident. Contrast-enhanced CT shows free retroperitoneal fluid (arrow) adjacent to the third duodenal portion and slight wall thickening or mural edema. Abdominal subcutaneous emphysema (short arrows) secondary to multiple rib fractures and pneumothorax