Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: 2 views were obtained of the chest . The right central venous catheter has been removed . There is also a substantial decrease in the bilateral parenchymal opacities . The lungs are hyper expanded without focal consolidation . Small left and trace right effusions are noted with faint retrocardiac atelectasis . The heart is normal in size with normal mediastinal and hilar contours .
    OUTPUT:
    
Small left and trace right pleural effusions .