The changes of the clinical heart function classification, the left ventricular function indexes and the ECG were observed.
观察治疗前后临床心功能分级、左室收缩功能指标、心电图疗效及副作用。
Conclusion: BNP level increase with the degree of severity of heart failure and can better reflect the left ventricular function.
结论：老年心力衰竭患者血bnp水平随着心力衰竭严重程度的增加而升高，并能较好反映左室功能状态。
Conclusion Shenfu Injection can decrease the left ventricular function in patients with chronic left heart failure in short time.
结论参附注射液在短时间内能使慢性左心衰竭病人的左心功能下降。
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