Objective To investigate physicians′ cognition about COPD in tertiary hospitals of Northeast Chi-na. Methods Cross-sectional survey was processed among the physicians of tertiary hospitals in Northeast China by questionnaire. The questionnaire covered the diagnosis and treatment of COPD. Results A total of 300 physicians were surveyed,and 254 (84. 67%)physicians answered the questionnaire. The ratio of effective questionnaire was 92. 52%(235/254). The ratio of effective questionnaire of tertiary hospital physicians was 93. 19%(178/191). Only 59. 0%of the physicians recognized the importance of lung function test in the diagnosis of COPD. For the management of sta-ble COPD,most physicians considered smoke cessation,antibiotic use,use of inhaled corticosteroids,use of long-acting anticholinergic and oxygen therapy as the top five. Most physicians(66. 3%)considered anti-infective therapy was as the most important in the treatment of the exacerbations of COPD. For most of the questions in the questionnaire,respi-ration professional and non-professional physicians,and physicians with different seniority and titles were in high con-sistency,showing no statistical difference. Conclusion It is necessary for the physicians of tertiary hospitals in North-east China to improve the diagnosis and cognition of COPD.%目的：了解东北地区三级医院医生对慢性阻塞性肺疾病（ COPD）治疗干预的认知水平。方法采用横断面问卷调查形式，向呼吸和非呼吸专业医生分发调查问卷。主要调查内容为：COPD诊断及治疗的相关内容。结果本次研究共发放问卷300份，回收254份，回收率84.67％；有效问卷共235份，有效率92.52％；其中三级医院问卷为191份，有效问卷178份，有效率93.19％，纳入本研究的三级医院受访者共178例。59.0％的医生认为肺功能检查是COPD诊断的重要依据。对于COPD稳定期的治疗干预方面，戒烟、抗感染治疗、吸入激素、长效胆碱能受体拮抗剂及氧疗位于前5位，而对于COPD急性加重，大部分医生（66.3％）认为抗感染治疗是最重要的。对于问卷中的绝大部分问题的回答，呼吸专业与非呼吸专业的内科医生，不同年资及职称的医生具有高度一致性，差异无统计学意义。结论东北地区三级医院包括呼吸专业医生在内的内科医生，对 COPD的诊断及认知有待提高。
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