[Page 3]
Normal Aortic Arch 正常主动脉弓



(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。