[Inflammatory bowel disease and latent thrombocythemia: a novel cause of hepatic vein thrombosis?].

It has been suggested in previous studies, that inflammatory bowel disease can induce hepatic vein thrombosis. However, the main weakness of those studies was the lack of extensive screening of prothrombotic factors. We report an unusual association of severe inflammatory bowel disease, hepatic vein thrombosis and latent platelet proliferation disorder.