Endovascular repair of thoracic aortic dissection associated with right-sided aortic arch：report of four cases

摘要

Aortic dissection involving a right-sided aortic arch(RAA)is extremely rare with an incidence in adults of 0.04%to 0.1%^([1]).Thoracic aortic dissection associated with RAA is even a more uncommon and life-threatening condition.For complicated aortic dissection,conventional open surgical repair is considered a standard therapy^([2]).However,in such cases,endovascular repair has emerged as the procedure