射血分数
射血分数（英语：ejection fraction，缩写EF）是一个心脏生理学术语，指每博输出量占心室舒张末期容积的百分比，可分为左心室射血分数（left ventricular ejection fraction，LVEF）和右心室射血分数（right ventricular ejection fraction，RVEF）[1]。
参考文献 编辑
- ^ Appleton CP, Galloway JM, Gonzalez MS, Gaballa M, Basnight MA. Estimation of left ventricular filling pressures using two-dimensional and Doppler echocardiography in adult patients with cardiac disease. Additional value of analyzing left atrial size, left atrial ejection fraction and the difference in duration of pulmonary venous and mitral flow velocity at atrial contraction. Journal of the American College of Cardiology. December 1993, 22 (7): 1972–82. PMID 8245357. doi:10.1016/0735-1097(93)90787-2.