目的应用运动心肺负荷试验早期检出慢性阻塞性肺疾病(COPD)运动性低氧血症及运动性肺动脉高压。
Objective Cardiopulmonary exercise test is used for early detection of exercise induced hypoxia and exercise induced pulmonary arterial hypertension of chronic obstructive pulmonary disease (COPD).
术后主要并发症为肺部感染、肺高压危象、低心排综合征。
The main complications were pulmonary infection, pulmonary hypertensive crisis and low cardiac output syndrome.
方法：低氧性肺动脉高压症患者随机分为两组，28例用肺压平复方治疗，19例用硝苯地平治疗，两组进行观察对比。
Methods: Divide all HPH cases into two groups at random, 28 cases in Feiyanping group and 19 cases inNifedipine group as contrast.
方法：低氧性肺动脉高压症患者随机分为两组，28例用肺压平复方治疗，19例用硝苯地平治疗，两组进行观察对比。
Methods: Divide all HPH cases into two groups at random, 28 cases in Feiyanping group and 19 cases inNifedipine group as contrast.
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