Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were provided . The lungs are hyperexpanded with prominent interstitial markings consistent with COPD . There is no focal consolidation , pleural effusion or pneumothorax . Cardiomediastinal silhouette is notable for tortuous aorta . The heart is not enlarged . Imaged upper abdomen is unremarkable . There is mild wedging of mid thoracic vertebral bodies .
    OUTPUT:
    
Findings consistent with COPD , but no acute process .