Membranous obstruction of the hepatic segment of the inferior vena cava.
D000328:Adult; D000792:Angiography; D006502:Budd-Chiari Syndrome / Q000175:diagnosis; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D008103:Liver Cirrhosis / Q000209:etiology*; D008297:Male; D014652:Vascular Diseases / Q000000981:diagnostic imaging; D014682:Vena Cava, Inferior / Q000002:abnormalities*