Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left lower lobe consolidation seen in ___ has resolved . There is no new focal consolidation , pleural effusion , or pneumothorax . Hyperexpansion of the lungs suggests COPD . The cardiomediastinal silhouette is normal . There is mild scarring in the right upper lobe , unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .