Marinho da Silva, ASá e Melo, AProvidência, LA2011-09-072011-09-071998Int J Cardiol. 1998 Jan 31;63(2):117-9.http://hdl.handle.net/10400.4/1058In an infant with tetralogy of Fallot submitted to angiographic study, a double aortic lumen was found. Although no particular complaints were related to the additional abnormality, we report this case to emphasize the possibility of occurrence of persistent embryonic fifth aortic arch.engTetralogia de FallotAorta Torácicajournal article