Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior radiograph , there has been a decrease in size of the bilateral effusions . Small bilateral effusions are still present . There is stable elevation of the left hemidiaphragm . There is no consolidation or pneumothorax . The cardiomediastinal silhouette is normal . The sternal wires are intact and midline .
    OUTPUT:
    
1 . Bilateral pleural effusions which have decreased in size from the prior radiograph . 2 . No evidence of pneumonia .