ANTIPHOSPHOLIPID ANTIBODY SYNDROME IN A CASE WITH REDO CORONARY-ARTERY BYPASS-GRAFTING UNDER CARDIOPULMONARY BYPASS

A patient who underwent redo coronary artery bypass grafting developed severe thrombocytopenia, A platelet transfusion caused recurrent hypo tension and hypoxia. The patient status was complicated by a systemic thrombosis including coronary graft occlusion and central vein thrombo sis. We found that the lupus anticoagulant, as well as other autoimmun e antibodies, was positive only after the thrombotic episode developed , Even though the lupus anticoagulant returned to negative about 2 mon ths after the episode of graft occlusion, the patient eventually died of heart failure.