Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since ___ , there is increased left lung pneumothorax with unchanged small left pleural effusion and increased atelectasis . The right lung is hyperinflated due to emphysema . The cardiomediastinal silhouette and hilar structures are normal .
    OUTPUT:
    
1 . Since ___ , there is an increase in left lung pneumothorax , unchanged left pleural effusion , and increased atelectasis . 2 . Hyperinflated right lung , compatible with history of COPD .