Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Endotracheal tube terminates in standard position , approximately 4 .4 cm from the carina . Lung volumes are low . Heart size is mildly enlarged . There is crowding of the bronchovascular structures with mild pulmonary vascular engorgement . Patchy opacities in the lung bases likely reflect atelectasis . No large pleural effusion or pneumothorax is seen on this supine exam . There are no displaced fractures identified .
    OUTPUT:
    
Endotracheal tube in standard position . Low lung volumes with mild pulmonary vascular congestion and bibasilar atelectasis .