Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are within normal limits . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . Patient is status post bilateral mastectomies with multiple clips projecting over the anterior chest wall bilaterally . Clips in the axilla bilaterally indicate prior lymph node dissection . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality .