Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The inspiratory lung volumes are decreased with streaky opacification at the bilateral lung bases compatible with atelectasis . There is no focal consolidation concerning for pneumonia . No pleural effusion or pneumothorax is detected . The pulmonary vasculature is not engorged . The cardiac silhouette is accentuated in size , partially due to under - inflation of the lungs , but likely within normal limits . The thoracic aorta is unfolded with prominence of the mediastinum , but no change from the prior study . The trachea is midline . There is no free air beneath the right hemidiaphragm .
    OUTPUT:
    
Bibasilar atelectasis without focal consolidation concerning for pneumonia .