方法：放射配体结合实验和离体左心房收缩功能实验。
Methods: radioligand binding assay andfunctional experiment of isolated perfused left atria were mesured.
二尖瓣或三尖瓣功能不足有4例，这是因为标准法原位心脏移植建立了一个形态异常的心房，以及受体心房与供体心房收缩不同步的关系。
The mitral or tricuspid insufficiency was discovered in 4 patients. This may be due to the shape difference and the asynchronous contraction of the recipient and the donor atrium.
DV多普勒血流波形心房收缩波形缺失提示心脏前负荷增加、右心功能不良。
The nearly absent atrial systole wave in DV Doppler flow imaging suggests presence of increased cardiac preload and right heart dysfunction.
应用推荐