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Normal Aortic Arch 正常主动脉弓

Figure 1. 2d jugular long axis aortic arch 图1. 2d颈动脉长轴主动脉弓
Figure 2. Color Doppler jugular long axis aortic arch 图2. 彩色多普勒颈动脉长轴主动脉弓
Figure 3. Pulsed Doppler beginning of aortic arch 图3. 脉冲多普勒主动脉弓起点 Normal aortic arch.
Figure 3. Pulsed Doppler beginning of aortic arch 图3. 脉冲多普勒主动脉弓起点
Figure 4. Pulsed Doppler distal aortic arch 图4. 脉冲多普勒主动脉弓远端. Normal aortic arch.
Figure 4. Pulsed Doppler distal aortic arch 图4. 脉冲多普勒主动脉弓远端

Figure. 5. M-mode superior LA wall 图5. M型左房上壁. Normal aortic arch.
Figure. 5. M-mode superior LA wall 图5. M型左房上壁

(tt2736) M, 65 y. HP 4500
Normal aortic arch with pulsed Doppler sampling of flow at the beginning and end of the arch.
Inferior to the aortic arch and pulmonary artery, M-mode of the superior LA wall; arrows point at end-diastolic atrial contraction.
对正常主动脉弓用脉冲波多普勒在主动脉弓的起点及末端血流进行取样。主动脉弓及肺动脉下位,左房上壁M型;箭头指向舒张末期心房收缩。