图4。病例1。三血管平面，显示一细长的肺动脉（蓝色）和一粗大主动脉（红色）。

Figure 4. Case 1. Three-vessel view showing a thin pulmonary artery (blue) and an enlarged aorta (red).

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图4。病例1。三血管平面，显示一细长的肺动脉（蓝色）和一粗大主动脉（红色）。

Figure 4. Case 1. Three-vessel view showing a thin pulmonary artery (blue) and an enlarged aorta (red).

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