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对象为20例有症状的慢性重度主动脉瓣 关闭不全(造影法4级)患者,无主动脉瓣狭窄,也无其他瓣膜返流或狭窄。A组10例口服硝苯啶20mg,B组10例口服卡托普利50mg。服药后90分钟复查血流动力学指标。
Subjects with 20 patients with symptomatic chronic severe aortic regurgitation (grade 4) had no aortic valve stenosis and no other valve regurgitation or stenosis. A group of 10 patients oral nifedipine 20mg, B group of 10 patients taking captopril 50mg. 90 minutes after taking medication review hemodynamic indicators.