Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The moderate left pleural effusion has slightly improved in comparison to the prior exam performed three days prior . The small right pleural effusion and loculated right mid lung pleural effusion are stable . Bibasilar atelectasis is not significantly changed . The cardiomediastinal silhouette is stable . An implantable cardiac device is in appropriate position .
    OUTPUT:
    
1 . Decrease in size of moderate left pleural effusion . 2 . Stable small right pleural and loculated effusions . 3 . Stable bibasilar atelectasis without new consolidation .