Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Large right pleural effusion is increased compared to ___ . Large left pleural effusion is stable . Lung volumes are low , likely due to bibasilar atelectasis . Upper lungs are clear without consolidation or pulmonary edema . Cardiac silhouette is obscured by the pleural effusion . Mediastinal silhouette is normal size .
    OUTPUT:
    
Large right pleural effusion is increased compared to ___ . Large left pleural effusion is stable .