Abstract
Portal vein thrombosis is an uncommon but an important cause of portal hypertension. The most common etiological factors of portal vein thrombosis are liver cirrhosis and malignancy. Albeit rare, portal vein thrombosis can also occur in the presence of local infection and inflammation such as pancreatitis or cholecystitis. A 52-year-old male was admitted because of general weakness and poor oral intake. He had an operation for colon cancer 18 months ago. However, colonic stent had to be inserted afterwards because stricture developed at anastomosis site. Computed tomography taken at admission revealed portal vein thrombosis and inflammation at colonic stent insertion site. Blood culture was positive for Escherichia coli. After antibiotic therapy, portal vein thrombosis resolved. Herein, we report a case of portal vein thrombosis with sepsis caused by inflammation at colonic stent insertion site which was successfully treated with antibiotics.
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![]() | Fig. 1.Abdominal CT scan taken two months before admission. There is no evidence of portal vein thrombosis (arrowhead). |
![]() | Fig. 2.Abdominal CT scan at admission. (A) Portal vein thrombosis (arrowhead) is present in left portal vein. (B) Inflammatory fibrotic stricture is seen at anastomosis site but stent patency is maintained in de-scending colon (arrow). |