Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes are low . Heart size is mildly enlarged . Mediastinal and hilar contours are unchanged with tortuosity of the thoracic aorta again noted . Pulmonary vasculature is normal . Lungs are clear . Previously demonstrated nodular opacities on CT are not well assessed on this exam . No pleural effusion or pneumothorax is demonstrated . No acute osseous abnormality seen . Clips are noted in the right upper quadrant of the abdomen .
    OUTPUT:
    
No acute cardiopulmonary abnormality .