Alterations of the neutrophil-lymphocyte ratio during the period of stable and acute exacerbation of chronic obstructive pulmonary disease patients

We aimed to investigate the importance of neutrophil-lymphocyte ratio (NLR) in patients with chronic obstructive pulmonary disease (COPD) for identifying the severity of inflammation and recognition of acute exacerbation.We retrospectively enrolled 100 patients with a diagnosis of COPD exacerbation who were admitted to our clinic. Complete blood count (CBC), measurement of C reactive protein (CRP) and erythrocyte sedimentation rate (ESR) were...