Idhrees, AMMathew, TMenon, SDharan, BSJayakumar, K2017-03-102017-03-10201599 ,2;E47-E4910.1016/j.athoracsur.2014.10.073https://dspace.sctimst.ac.in/handle/123456789/9208Origin of a common carotid artery from a pulmonary artery is extremely rare, but isolated origin of an internal carotid artery from a pulmonary artery with intracardiac anomaly has not been reported before. We report a case of the left internal carotid artery arising from the left pulmonary artery in a case of tetralogy of Fallot. The possible embryologic mechanism and the surgical management of this unique lesion are described. (C) 2015 by The Society of Thoracic SurgeonsCardiovascular System & Cardiology; Respiratory System; Surgery