Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are increased , compatible with history of emphysema . There is mild bibasilar atelectasis . Cardiomediastinal hilar contours are unchanged . No pneumothorax , pulmonary edema , pleural effusion , or consolidation .
    OUTPUT:
    
1 . Increased lung volumes consistent with emphysema . 2 . No evidence of pneumonia or pulmonary edema .