Review
Copyright ©2010 Baishideng.
World J Gastroenterol. Jan 14, 2010; 16(2): 143-155
Published online Jan 14, 2010. doi: 10.3748/wjg.v16.i2.143
Table 1 Most frequent local risk factors for PVT[3,8,9,17,18,64,79]
Local risk factors for PVT (70%)
Cancer
Any abdominal organ
Focal inflammatory lesions
Neonatal omphalitis, ombilical vein catheterization
Diverticulitis, appendicitis
Pancreatitis
Duodenal ulcer
Cholecystitis
Tuberculous lymphadenitis
Crohn’s disease, ulcerative colitis
Cytomegalovirus hepatitis
Injury to the portal venous system
Splenectomy
Colectomy, gastrectomy
Cholecystectomy
Liver transplantation
Abdominal trauma
Surgical portosystemic shunting, TIPS
Iatrogenic (fine needle aspiration of abdominal masses etc.)
Cirrhosis
Preserved liver function with precipitating factors (splenectomy, surgical portosystemic shunting, TIPS dysfunction, thrombophilia)
Advanced disease in the absence of obvious precipitating factors