Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A prior left lung pneumonia has resolved . Lungs are fully expanded and clear . No pleural abnormalities . Heart size is normal . Cardiomediastinal and hilar silhouettes are normal . Unchanged irregularity of the posterolateral right fifth rib and posterolateral left seventh and eighth ribs are consistent with healed fractures . No new fracture is identified .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Unchanged chronic rib fractures .