1.Figure 9. Case 7. Additional vessel (purple) behind the 4-chamber view next to the aorta (red). This vessel represents an azygous or hemizygous continuation of an interrupted inferior vena cava.

1.图9例7四心切面显示靠近主动（红色）处的外的一条（紫色）。这条血管表示的是下中断后在单侧的延续。