Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . Mediastinal and hilar contours are unchanged . Pulmonary vascularity is normal . Patchy opacity in the medial right lung base is concerning for an area of infection . No pleural effusion or pneumothorax is identified . Punctate radiopaque density projecting over the left lateral inferior chest is unchanged .
    OUTPUT:
    
Patchy right medial basilar opacity is concerning for an area of infection .