Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is at the upper limits of normal . The mediastinal contours appear within normal limits . The hila are full and prominence of the pulmonary vasculature is concerning for vascular congestion . Bibasilar opacities likely represent degree of atelectasis with some degree of vascular congetion . There is no large pleural effusion or pneumothorax .
    OUTPUT:
    
Mildly enlarged heart with vascular congestion . Bibasilar opacities most likely atelectasis with some vascular congestion , but underlying early infection is difficult to exclude .