Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are clear . Cardiomediastinal silhouette is within normal limits . Tortuosity of the descending thoracic aorta is noted . No acute osseous abnormalities . Thin linear radiopaque foreign bodies project over the right upper quadrant , exact location is uncertain .
    OUTPUT:
    
No acute cardiopulmonary process . Thin linear 2 .9 and 1 .3 cm long radiopaque foreign bodies projecting over the right upper quadrant , potentially external but uncertain in location , to be correlated clinically .