Case 14 In this case, both vessels have antegrade flow, but now the pulmonary artery is larger then the aorta (Figure 19). This finding can be seen in coarctation of the aorta.

• 病例14.；本例中，两大血管血流方向正常，但是肺动脉较主动脉弓粗（图19）。主要见于主动脉缩窄。