Corre？？o de aneurisma do tronco braquiocefálico, 10 anos após traumatismo torácico fechado

innominate artery aneurysms are extremely rare. the authors present a case report of a 22-year-old patient, in whom was accidently discovered an innominate artery aneurysm of 52 mm, 10 years after a blunt thoraco-abdominal trauma caused by a high energy running over by a motorcycle. for the exclusion of the aneurysm, the patient was successfully submitted to the construction of an ascending aorta-carotid-subclavian bypass with bifurcated dacron？ graft (14x7mm), by means of a median sternotomy, right cervical and supra-clavicular approaches. review of the literature, clinical features, surgical treatment and chest trauma mechanisms over the innominate artery are described and discussed.