pericardial sac meaning in Chinese

围心囊
围心腔
心包囊

The heart sounds are muffled when the pericardial sac is distended with fluid .
当心包充满液体时心音减弱。
Without inflammation , blood in the pericardial sac would be called " hemopericardium "
在心包腔里没有炎症仅有出血，称作心包积血。
This is a purulent pericarditis . note the yellowish exudate that has pooled in the lower pericardial sac seen been opened here
化脓性心包炎。注意黄色的分泌液淤积在已被切开的心包腔内下部。