Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a focal opacity obscuring right heart border , which appears increased compared to ___ . Multiple other faint focal opacities in the left mid and lower lobe lung and right lower lung are similar compared to ___ . There is small left pleural effusion or left lung base pleural scarring . There is no pneumothorax . Cardiomediastinal silhouette is normal size .
    OUTPUT:
    
Increased right middle lobe opacity could be pneumonia in correct clinical setting . This is unchanged compared to 1 day prior .