Changes in EOS after ICS treatment may predict response, research shows

Changes in blood eosinophil (EOS) count after starting treatment with inhaled corticosteroids can predict response in patients with COPD, a study which appears to turn accepted wisdom on its head has suggested. Reanalysis of data from the three-year, 700-patient ISOLDE trial, which compared fluticasone propionate 500μg twice daily with placebo, found that EOS levels one ...