Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest were provided . There is mild residual opacity in the right lower lobe which could represent residual pneumonia . Otherwise , the lungs are clear . No pleural effusion or pneumothorax is seen . Cardiomediastinal silhouette is normal . Bony structures are intact .
    OUTPUT:
    
Mild RLL opacity - may represent residual infection .