Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest provided . Since the prior exam , there is subtle opacity in the right lower lobe which is concerning for an early pneumonia . Left lung is clear . No pleural effusion or pneumothorax . Cardiomediastinal silhouette is normal . Imaged osseous structures are intact . No free air below the right hemidiaphragm is seen .
    OUTPUT:
    
Early right lower lobe pneumonia .