Cause of a Budd-Chiari malformation (hepatic venous outflow obstruction, whether of small centrilobular or major hepatic veins or, indeed, of the IVC): idiopathic myeloproliferative disease carcinoma kidney pancreas liver oral contraceptive pill / pregnancy paroxysmal nocturnal haemoglobinuria (PNH) fibrous membrane trauma schistosomiasis References Wang, Ruihua et al. “Treatment of Budd-Chiari syndrome with inferior vena cava thrombosis.” Experimental … Continue reading Budd-Chiari syndrome