Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart appears normal in size , although somewhat prominent in size for age . The mediastinal and hilar contours appear within normal limits . The lungs appear clear . There are no pleural effusions or pneumothorax . Bony structures appear within normal limits .
    OUTPUT:
    
No evidence of acute disease . Somewhat prominent size of heart for age , although not above normal limits .