Urine dipstick (IMAGE) European Respiratory Society Caption A urine test measures levels of five biomarkers to forecast a flare up of COPD. Credit European Respiratory Society / Global Access Diagnostics Usage Restrictions Credit must be given to the creator. License CC BY Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.