Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Bilateral multifocal opacities have increased in density and extent , greater on the right than left , with continued sparing of the left upper lung . This appearance suggests worsening of a prior multifocal infectious process . New on this radiograph is suggestion of a small to moderate pleural effusion on the right side , which is difficult to quantify , although potentially loculated . Cardiac , mediastinal and hilar contours are somewhat obscured but there is no indication that these are likely to have changed . There is no pneumothorax or evidence for pleural effusion on the left .
    OUTPUT:
    
Worsening multifocal opacities suggesting pneumonia as well as increased right - sided pleural effusion .