[Correlation between Chlamydia pneumoniae infection and chronic obstructive pulmonary disease].

Objective: To investigate the correlation between Chlamydia pneumonia (Cpn) infection and chronic obstructive pulmonary disease (COPD).

Methods: 82 patients with acute exacerbation COPD (AE-COPD) or stabilized COPD patients at outpatient visits, in the People's Hospital of Jiangyin city from Aug. 2010 to May 2012, together with 46 cases having stationary phase COPD and 38 healthy volunteers as control group, were involved in this study.