Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bibasilar atelectasis is seen without definite focal consolidation . Slight blunting of the costophrenic angle is felt to be more likely due to atelectasis rather than trace pleural effusions . No pneumothorax is seen . There is no overt pulmonary edema . The cardiac silhouette remains mildly enlarged . Mediastinal contours are stable .
    OUTPUT:
    
Bibasilar atelectasis . Slight blunting of the bilateral costophrenic angles felt to more likely be due to atelectasis rather than trace pleural effusions .