Representative Patients with COPD (IMAGE) Radiological Society of North America Caption Images in representative patients with mild-to-moderate or severe COPD are shown. Credit Radiological Society of North America Usage Restrictions May use with credit License Licensed content 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.