Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart appears to be at the upper limit of normal in size . The cardiomediastinal contour is unremarkable . The lungs are clear with no evidence of focal consolidations . There is a rounded opacity projecting over the right base , likely the nipple shadow as it does not seem to reproduce in the lateral view . No pleural effusions and no pneumothorax . Surgical clips are again noted in the axilla .
    OUTPUT:
    
No significant changes compared to the previous radiograph .