目的探讨咳嗽变异性哮喘(CVA)的临床特点、诊断及治疗。方法回顾性分析50例咳嗽变异性哮喘的临床表现、诊断及治疗过程。结果咳嗽变异性哮喘主要症状为慢性咳嗽,50例患者中,40例治疗5~7 d症状明显缓解或消失。结论咳嗽变异性哮喘误诊率高,应引起临床医师的重视,正确的诊断及治疗对预后至关重要。 Objective To investigate the clinical features, diagnosis and treatment of cough variant asthma (CVA). Methods A retrospective analysis of 50 cases of cough variant asthma clinical manifestations, diagnosis and treatment process. Results The main symptom of cough variant asthma was chronic cough. Among the 50 patients, the symptoms of 40 cases were relieved or disappeared on the 5th ~ 7th day. Conclusions The misdiagnosis rate of cough variant asthma should be paid more attention by clinicians. Correct diagnosis and treatment are very important to the prognosis.