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![Congenital arch malformation: a review of morphology and surgical management of circumflex aortic arch](https://image.oaes.cc/e507100d-66e3-40f0-9c63-b727c1868120/3771.fig.6.jpg)
Figure 6. Computed tomography scan demonstrating (left) cross-section aerial view of a circumflex aorta with right aortic arch, encircling the airway [endotracheal tube (ETT)] and oesophagus [nasogastric tube (NGT)]; and (right) posterior view of the same patient demonstrating the hypoplastic retroesophageal aortic arch segment