Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The mediastinal and hilar contours appear within normal limits . The lungs appear clear . There are no pleural effusions or pneumothorax . There is a smooth nondisplaced fracture through the anterior lateral aspect of the right fifth rib , possibly incomplete and probably unchanged since the prior study although better depicted on this one due to differences in orientation .
    OUTPUT:
    
No evidence of acute cardiopulmonary disease . Prior incompletely healed right - sided rib fracture .