Fig. 8From: Study on the views and methods of ultrasonic screening and diagnosis for abnormal aortic arch in infantsInterruption of the aortic arch on three-vessel and tracheal view. a Schematic drawing. b Ultrasound images. It showed the proportion of aortic and pulmonary artery was imbalanced, and the internal diameter of aorta was reduced. The continuity between aortic arch and descending aorta interrupted. The V-shaped structure disappeared and an “0I” shape showed. AO: aorta; DAO: descending aorta; PA: pulmonary artery; PDA: patent ductus arteriosusBack to article page