Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior radiograph , no definite Bibasilar atelectasis is persistent with a top - normal cardiac size . Mild pulmonary edema is present . No definite infectious infiltrate . No frank consolidation or pleural effusions . No pneumothorax . The aorta is tortuous .
    OUTPUT:
    
Mild pulmonary edema . Bibasilar atelectasis . Although an early pneumonic infiltrate might be difficult to exclude , no definite change compared with ___ and no frank consolidation is identified .