Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left PICC and right sided central venous catheter tips remain in unchanged positions . Cardiac , mediastinal and hilar contours are normal . Lungs are clear . Pulmonary vasculature is normal . No pleural effusion or pneumothorax is seen . Numerous clips are noted in the left upper quadrant of the abdomen . Oral contrast material is seen within bowel loops within the upper abdomen with several scattered air-fluid levels .
    OUTPUT:
    
No acute cardiopulmonary abnormality .