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心阻抗血流图作为非侵入性方法间接测定心脏收缩功能,目前广泛用于临床。本文报告阻抗法测定50例慢性心功能不全的结果。引起心功能不全的原因为风湿性心瓣膜病、高血压病、缺血性心脏病。患者男,女各25例,年龄18～77岁。心力衰竭(下称心衰)程度绝大多数为Ⅱ°,Ⅰ°和Ⅲ°占少数。
Cardiac impedance blood flow diagram as a non-invasive method for indirect measurement of cardiac systolic function, is currently widely used in clinical. This article reports the impedance method for the determination of 50 cases of chronic heart failure results. Cause of heart failure due to rheumatic heart valve disease, hypertension, ischemic heart disease. Patients, male and female 25 cases, aged 18 to 77 years. The vast majority of heart failure (hereinafter referred to as heart failure) degree Ⅱ °, Ⅰ ° and Ⅲ ° accounted for a minority.