Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Slight increase in right - sided pleural effusion which is now moderate . There is persistent right lower and middle lobe opacities . Minimal subsegmental opacities in the left lung . No left pleural effusion . Cardiac size is top normal .
    OUTPUT:
    
Slight increase in right - sided pleural effusion which is now moderate .