Presentation
RUQ pain, fever, Murphy's sign positive. Incidental finding on US for CT follow-up.
Patient Data
Age: 55 years
Gender: Female
From the case:
Aneurysm of the portal venous system
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CT scan showed a 2 x 3 cm aneurysmal dilatation of the left portal vein
Case Discussion
Aneurysms of the portal vein are extremely rare and represent only 3% of all aneurysms of the venous system. Both congenital and acquired causes have been proposed. Portal hypertension could be contributory but is not essential to the development of portal venous system aneurysms.