Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . There is no effusion , consolidation , or pneumothorax . Cardiomediastinal silhouette is within normal limits . Atherosclerotic calcifications are noted at the aortic arch . No acute osseous abnormalities identified . No radiopaque foreign body noted .
    OUTPUT:
    
No visualized radiopaque foreign body .