Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to the prior study , platelike bibasilar opacities are similar to likely minimally improved . Small right pleural effusion is again seen . No new focal consolidation is seen . No pneumothorax is seen . The cardiac and mediastinal silhouettes are stable .
    OUTPUT:
    
Small right pleural effusion . Mild improvement in persistent bibasilar opacities