Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were obtained . There is a small amount of blunting at the right CP angle which could reflect a tiny effusion or pleural thickening . Otherwise , the lungs are clear . No definite signs of foreign body . Cardiomediastinal silhouette appears normal . Bony structures are intact . No free air below the right hemidiaphragm .
    OUTPUT:
    
Mild blunting at the right CP angle could reflect a small effusion or pleural thickening . Otherwise , normal .