“…MIDCAB, performed through a left anterior mini-thoracotomy without the use of cardiopulmonary bypass, offers the potential for more rapid recovery, reduced pain and a decreased need for blood transfusion than conventional CABG (Benetti and Ballester, 1995;Subramanian and Patel, 2001). However, concerns have been raised regarding the integrity of the coronary anastomosis performed through a limited access on a beating heart and the possibility of early occlusion of left LIMA graft (Ancalmo and Busby, 1997;Machiraju, 1997;Irving et al, 1998;Amano et al, 2001).…”