Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The bilateral upper lungs are clear , with bibasilar atelectasis and bilateral effusions . No focal consolidation . The cardiomediastinal silhouette is normal . No pneumothorax . Contrast is identified in the region of the gallbladder , likely from the recent PTBD .
    OUTPUT:
    
Bibasilar atelectasis and bilateral effusions . No focal consolidation .