Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The chest drain remains unchanged in position . No Re accumulation of the pneumothorax seen . Mild apical pleural scarring bilaterally . Lung appears well expanded . ___ fiducials are seen within masslike areas in the right upper lobe . Calcified breast prostheses are noted bilaterally . The left lung appears clear .
    OUTPUT:
    
No significant interval change when compared to the prior study .