AIM: To evaluate the clinical follow-up results of treating aortic arch dissection with the hybrid approach of bypass grafting+thoracic endovascular aortic repair(TEVAR).METHODS: Between December 2006 and December 2010,12 patients(ten males and two females,average age 50.3 years) with arch dissection were admitted to our institution and were treated with the hybrid approach of bypass grafting+TEVAR.According to the classification of Criado in 2005,two cases were Z0 dissection,three were Z1 dissection,and se...