Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . Pulmonary vasculature is normal . Lungs are clear . No pleural effusion , focal consolidation or pneumothorax is present . Moderate multilevel degenerative changes are noted in the thoracic spine . 3 biliary stents are seen in the right upper quadrant of the abdomen along with several adjacent fiducial markers . No acute osseous abnormality is present .
    OUTPUT:
    
No acute cardiopulmonary abnormality .