“…[30][31][32] The major hepatic veins usually remain free from inflammatory changes, but combinations of the radicular and the truncular forms have been reported.33,34 Etiologically charges have been brought especially against chronic intoxication by pyrrolizine-alkaloids from certian senecio, crotalaria and heliotrope species -plants which exist for example in South Africa, in the Far East and in Jamaica.26.3O-32,35 Similar changes of the small hepatic veins have also been described after radiation therapy, after immunosuppressive treatment and after bone marrow transplantation. [36][37][38][39][40][41][42] Therapy and Prognosis As causal therapy is only possible in a few cases, the prognosis with the Budd-Chiari syndrome must still be considered, even now, as decidedly poor. If a congenital membrane of the inferior vena cava is present, transatrial severance can be tried as causal therapy.…”