Computed tomography (CT) scan (axial view) of abdomen raising suspicion of superior mesenteric artery (SMA) syndrome.The figure depicts a computed tomography (CT) scan of abdomen showing dilatation of stomach (ST) and the first (D1) and second (D2) part of duodenum with abrupt collapse of the third part of duodenum (D3) at the point where it crossed posterior to SMA (arrow). Arrowheads also represent the collapsed duodenum.