Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Hypoinflated lungs with bibasilar atelectasis and crowding of vasculature . No focal opacity . No pleural effusion or pneumothorax . Heart size , mediastinal contour , and hila are unremarkable . Limited assessment of the upper abdomen is within normal limits .
    OUTPUT:
    
1 . Hypoinflated lungs with bibasilar atelectasis . 2 . No focal opacity to suggest pneumonia .