Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is not enlarged . Aorta is minimally unfolded . The mediastinal and hilar contours are otherwise within normal limits . The pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is seen . There are no acute osseous abnormalities . No free air seen beneath the diaphragm . Probable right upper quadrant surgical clips . Left clavicular fixation hardware is noted .
    OUTPUT:
    
No acute pulmonary process identified . No focal infiltrate or CHF .