Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate a subtle opacity in the right infrahilar region . The lungs are otherwise clear . The cardiomediastinal and hilar contours are normal . There is no pleural effusion or pneumothorax .
    OUTPUT:
    
Subtle opacity in the right infrahilar region may represent an early pneumonia .