Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is slightly rotated . Low bilateral lung volumes with interval improvement in the bilateral hazy and confluent opacities . No pleural effusion or pneumothorax identified . Mild left basilar atelectasis . The appearance of the cardiac silhouette is unchanged .
    OUTPUT:
    
Interval improvement in the bilateral hazy and confluent airspace opacities with persisting mild left basilar atelectasis .