Review <p>The increasing use of biologic conduits and the advances in reparative aortic root procedures has increased the number of patients who may require reoperation on the aortic root. Although the primary operation yields excellent results with a low risk for morbidity and mortality, reoperation on the aortic root is still challenging.</p> Reoperations-Aortic Root 0 0 http://www.iscs.org.ir/journals/vol.3/no.5/258/