during the follow up, grades of mitral valve regurgitation were significantly decreased compared to those before operation (p0.05).
随访期间二尖瓣反流评分与术前相比均有明显下降(p0.05)。
methods the surgical indications, procedures, therapeutic effects and follow-up results of 78 children with mitral valve regurgitation undergoing mitral valvuloplasty were analysed.
方法对接受二尖瓣成形术治疗的78例二尖瓣反流患儿的手术指征、手术方式、疗效及随访结果进行分析。
all the patients had mitral valve regurgitation (moderate 24, severe 20).
关闭不全中度24例,重度20例;