Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Multiple clips are noted within the left mediastinum . Cardiac , mediastinal and hilar contours are within normal limits . Coronary artery stents are again noted . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is present . No acute osseous abnormality is detected . Clips in the right upper quadrant of the abdomen indicate prior cholecystectomy .
    OUTPUT:
    
No acute cardiopulmonary abnormality .