Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . The pulmonary vascularity is normal and the lungs are clear . No focal consolidation , pleural effusion or pneumothorax is present . There are mild degenerative changes of the thoracic spine with anterior osteophyte formation .
    OUTPUT:
    
No acute cardiopulmonary abnormality .