Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal with mild tortuosity of the thoracic aorta . Hilar contours are unremarkable . Lungs are clear . There is no pleural effusion or pneumothorax . The osseous structures appear globally demineralized . No radiopaque foreign body projects over the imaged chest or abdomen .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No radiopaque foreign body .