Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest provided with low lung volumes limiting evaluation . There is subtle opacity in the right mid - to - low lung which given the history of vomiting could represent a small amount of aspiration . Aside from this , the lungs appear clear allowing for technique . No effusion or pneumothorax . Cardiomediastinal silhouette is stable . Bony structures intact .
    OUTPUT:
    
Subtle opacity in the right mid - to - lower lung which in the setting of vomiting could reflect mild aspiration .