Fig. 2From: Aortotracheal fistula after slide tracheoplasty in a patient with dextrocardia, left pulmonary artery sling and tracheal stenosis: a case reportContrast-enhanced computed tomography angiography (CTA) showed poor differentiation of the borders between posterior wall of distal aortic arch and anterior wall of lower trachea, but with no contrast extravasation into airway (white arrow indicates aortic arch)Back to article page