Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . Several punctate calcified nodular opacities are seen scattered in the right lung corresponding to findings on CT examination . Lungs are otherwise clear . Mediastinal contour , hila , and cardiac silhouette are normal . No pleural effusion or pneumothorax .
    OUTPUT:
    
No evidence of traumatic injury within the limits of plain radiography .