Fig. 2From: Case report: a step-wise management of concurrent presentation of congenital single lung and aberrant right subclavian artery in an infant girla Pre-operative esophagram shows posterior compression of the esophagus (white arrow) by ARSA. b Intraoperative esophagoscopy shows narrowing of the esophagus due to the posterior compression by ARSA (white arrow). c, d Resolution of posterior compression by the aberrant right subclavian artery (ARSA) after the ARSA transposition is seen on post-operative esophagram (c) and intraoperative ridged esophagoscopy (d)Back to article page