Echocardiography revealed massive right hemothorax which severely compressed the right atrium and right ventricle. 透过心脏超音波,我们发现病患有大量的右侧血胸,且直接对于右心房和右心室造成严重的压迫。
The sinoatrial node is located at the junction of the superior vena cava and the right atrium. 窦房结位于上腔静脉与右心房的交界处。