DHF是指有心衰的症状和体征而左室收缩功能正常(射血分数大于45%)。

DHF occurs when signs and symptoms of heart failure are present but left ventricular systolic function is preserved (i. e. ejection fraction greater than 45 percent).

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DHF是指有心衰的症状和体征而左室收缩功能正常(射血分数大于45%)。

DHF occurs when signs and symptoms of heart failure are present but left ventricular systolic function is preserved (i. e. ejection fraction greater than 45 percent).

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