The positioning of the internal thoracic artery extra-pleural and perihilar in coronary artery bypass grafting to avoiding anterior adherences and prevent unnecessary damage arterial.

Aortic dissection type A has a great mortality in its acute phase with low annual survival without surgical treatment. Although the chronic cases are exceptions the late complications exist and should be treated.

The need for a new surgical procedure for correction of postoperative pseudoaneurysm of aortic coarctation makes the procedure especially challenging for the surgeon.ta abstract.