budd-chiari syndrome (bcs) refers to thrombosis of hepatic veins as well as intrahepatic or suprahepatic inferior vena cava. we present for the first time a case of possible occurrence of budd- chiari syndrome with the history of depot medroxy progesterone acetate (dmpa) injections in a 33-yearold iranian woman. an underlying disorder can be identified in most of patients with bcs. many of thes...