Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are increased , as evidenced by flattened diaphragms . The lungs are clear . There is no pleural effusion , pneumothorax or focal airspace consolidation . A band - like opacity is again seen projecting over the right hemidiaphragm and likely relates to atelectasis or scarring . Heart size is top normal . The mediastinal silhouette is unchanged .
    OUTPUT:
    
No acute cardiopulmonary process .