Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Again seen is bilateral lower lobe atelectasis and a tiny right pleural effusion . Lateral right middle lobe opacity is again seen . Cardiomediastinal silhouette is unchanged . Right IJ catheter is in unchanged position terminating in the mid SVC . Pleural surfaces are unremarkable . The patient is status post median sternotomy with wires seen midline .
    OUTPUT:
    
Bibasilar atelectasis with subtle lateral right middle lobe opacity . In the appropriate clinical setting , pneumonia should be considered .