Figure 2: Pre and post operation photographs and illustrations
A: Pre-operative photograph. Aorta and right ventricle (RV) are visualised on right. LCC is retracted to reveal posteriorly located ASA L represents lateral.
B: Illustration of TBC by VR.
C : Post-operative photograph. End-side anastomosis bulb of ASA to LCC seen.
D : Illustration of Interruption of ASA at origin from aorta, distal transection and anastomosis to LCC, and PDA ligation.
Keys for figures: AO = Aorta; ASA = Left aberrant subclavian artery; CCA = Common Carotid Artery; LCC = Left Common Carotid artery; MPA = Main Pulmonary Artery; O = Oesophagus; PDA = Patent Ductus Arteriosus; SCA = Subclavian Artery; TBC= tracheo-bronchial compression; T = Trachea; VR = Vascular Ring.