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目的观察支气管肺泡灌洗治疗支气管扩张合并感染的临床疗效。方法随机选取2013年2月~2014年2月我院收治的72例支气管扩张合并感染患者，分为两组，给予对照组常规治疗，研究组则采用支气管肺泡灌洗治疗，对比分析两组治疗疗效。结果治疗后，研究组血气指标改善程度、症状缓解时间、住院时间及总有效率等与对照组比较差异均存在统计学意义(<0.05)。结论给予支气管扩张合并感染患者支气管肺泡灌注的疗效显著。“,”Objective To observe the clinical ef icacy of bronchoalveolar lavage in the treatment of bronchiectasis with infection.Methods Randomly selected in 2013 February~2014 February 72 cases of bronchial our hospital expansion with infected patients,divided into two groups,the control group given routine treatment,the study group were treated with bronchoalveolar lavage treatment,compared the ef ect of treatment group two.Results After the treatment,the study group blood gas index,improve the degree of symptom remission time,hospitalization time and total ef iciency dif erence compared with control group,there were statistical y significant ( <0.05).Conclusion The curative ef ect of bronchoalveolar lavage to give patients with bronchiectasis with infection significantly,has the value of clinical application.