Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Two views were obtained of the chest . The lungs are well expanded with vague linear opacities projecting over the right lower lobe . There is no pleural effusion or pneumothorax . The heart is normal in size with normal mediastinal and hilar contours .
    OUTPUT:
    
Vague interstitial opacity in the right lower lung which could reflect an infectious process in the appropriate clinical circumstance .