Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views of the chest . The lungs are clear . There is no effusion or pneumothorax . The cardiomediastinal silhouette is within normal limits . Within the soft tissues of the lower neck / upper back is a bullet - shaped radiopaque foreign body , which on the frontal projects over the C7 - T1 level , but based on lateral is located within the superficial soft tissues posteriorly .
    OUTPUT:
    
Bullet - shaped foreign body projecting over the lower posterior neck / upper back .