Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette is top - normal to mildly enlarged . The aorta is somewhat tortuous . No focal consolidation , pleural effusion , or pneumothorax is seen . There is bibasilar atelectasis . Mild vascular congestion is seen .
    OUTPUT:
    
Mild vascular congestion . Bibasilar atelectasis .