Tab. 1.
Factors causing portal vein thrombosis
Tab. 1 Fattori responsabili di trombosi del sistema portale
| Common | Uncommon |
|---|---|
| Hereditary prothrombotic risk factors | |
| Mutation of the factor V Leiden gene | Antithrombin III deficit |
| Mutation of the factor II [G20210] gene | Protein C deficit |
| Mutation of the MTHF reductase gene | Protein S deficit |
| Acquired prothrombotic risk factors | |
| Use of oral contraceptives | Myeloproliferative diseases |
| Pregnancy and post-partum | Antiphospholipid syndrome |
| Inflammatory states | Paroxysmal nocturnal hemoglobinuria |
| Malignancies | |
| Hyperhomocysteinemia | |
| Inflammatory lesions | Lesions involving the portal vein system |
| Local risk factors | |
| Neonatal omphalitis | Surgical portacaval shunt, TIPS |
| Diverticulitis | Splenectomy |
| Appendicitis | Colectomy |
| Pancreatitis | Gastrectomy |
| Duodenal ulcer | |
| Cholecystitis | |
| Tubercular lymphadenitis | |
| Cirrhosis |
|
| Tumors in the abdominal cavity | |