Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day prior , slight increase in layering moderate right - sided pleural effusion post fluid also tracking along the fissure . Moderate left - sided effusion is stable . Bibasilar opacities marginally increased . No pneumothorax . Moderate cardiomegaly . Right - sided pleural catheter in similar position .
    OUTPUT:
    
Slight increase in right - sided pleural effusion and basal opacities .