血管扩张剂用于二尖瓣狭窄的心衰患者可致心衰加重,甚至发生肺水肿。作者用多巴胺40毫克、酚妥拉明20毫克+10%葡萄糖液200毫升,以1毫升/分的速度静滴治疗7例风心病心衰患者(治疗前均有较明显的周围水肿及两肺底湿罗音),其中3例静滴10～60分钟后憋气、呼吸困难加重,被迫端 Vasodilators for heart failure in patients with mitral stenosis can cause heart failure, and even pulmonary edema. The authors used dopamine 40 mg, 20 mg of phentolamine + 10% glucose solution 200 ml, intravenous infusion of 1 ml / min rate of treatment of 7 patients with heart disease of rheumatic heart disease (before treatment were more obvious peripheral edema and lung At the end of wet rales), of which 3 cases of intravenous drip 10 to 60 minutes after suffocation, dyspnea increased, forced end