Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . Scattered calcified granulomas are again demonstrated . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion or pneumothorax is demonstrated . S - shaped scoliosis of the thoracic spine with mild to moderate degenerative changes is re - demonstrated . Also noted are several mid thoracic vertebral bodies with mild loss of height anteriorly , similar to the previous examination .
    OUTPUT:
    
No acute cardiopulmonary abnormality .