Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to the prior examination dated ___ , there has been no relevant interval change . Redemonstrated are bilateral , moderate size pleural effusions . The upper lung zones remain clear bilaterally . The patient is status post CABG and median sternotomy , and the upper mediastinal silhouette is stable in appearance .
    OUTPUT:
    
Stable , moderate , bilateral pleural effusions . No relevant interval change .