Acute occlusive thrombus of the SMV extending along its whole length, partially extending to the portal and splenic veins with periportal collaterals. Associated mesenteric edema.
Normal CT features of the different small and large intestinal loops, with no abnormal enhancement, mural thickening or peri-intestinal mesenteric lesions. No CT signs of related bowel wall congestion or ischemia.
The liver is of normal size, and diminished tissue density (Mild fatty liver).