Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . Pulmonary vasculature is normal . Lungs are clear . No focal consolidation , pleural effusion or pneumothorax is present . Eventration of the right hemidiaphragm is re - demonstrated . Mild degenerative changes are again noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .