Arterial grafts are superior to venous grafts at midterm and longterm however some catastrophicresults may occur with arterial grafts but they are limited in amount.
IMA hipoperfusion is a catastrophic clinical syndrome which generally occurs at early postoperatve period or during weaning from cadiopulmonary bypass.
In this report we have presented a case with mammary artery hipoperfusion after cononary artery bypass surgery.