心排血量 meaning in English

co cardiac output

In many cardiac disorders , dyspnea due to a fixed cardiac output and that due to pulmonary congestion occur simultaneously ( eg , in mitral stenosis )
在许多心脏疾病中，由固定心排血量引起的呼吸困难常与肺充血引起的呼吸困难同时发生(如二尖瓣狭窄) 。
Dyspnea due exclusively to inadequate cardiac output is not affected by posture but varies with physical exertion and may be associated with weakness and fatigue
完全由心排血量不足引起的呼吸困难不受体位影响，但随体力活动而变，可伴有虚弱和乏力。