Do Blood Tests Help to Decide Which Patients With Flares of Chronic Obstructive Pulmonary Disease (COPD) Need Antibiotics and Steroids?

-recommendations for antibiotic and steroid Rx provided to study physician based on bio-marker (serum CRP, blood eosinophils, sputum colour) results.

Recommendations provided to study physician for Rx of antibiotics and steroids based on current GOLD recommendations