Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is top - normal in size . The cardiomediastinal and hilar contours are within normal limits . There is minimal bibasilar atelectasis . There is no pleural effusion or pneumothorax . There is a minimally displaced fracture of the posterior right fifth rib . No additional rib fractures are identified however chest radiograph is not sensitive for the detection of nondisplaced rib fractures . There is moderate degenerative change throughout the thoracic spine .
    OUTPUT:
    
Minimally displaced fracture of the right posterior fifth rib . Chest radiograph is not sensitive for detection of nondisplaced rib fractures . Minimal bibasilar atelectasis .