Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: ET tube and NG tube are in similar position compared to prior . Low lung volumes are minimally improved , again causing some accentuation of the cardiac silhouette and causing bronchovascular crowding . There is mild pulmonary vascular congestion . There is mild bibasilar atelectasis . Pleural effusions are small if any . There is no focal consolidation or pneumothorax . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Mild interval improvement since prior . Mild streaky bibasilar atelectasis .