Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Patient is status post median sternotomy and CABG . Prosthetic aortic valve is also re - demonstrated . Heart size is normal . Mediastinal and hilar contours are unchanged with diffuse atherosclerotic calcification of the thoracic aorta again noted . The pulmonary vasculature is normal . Lungs are hyperinflated but clear without focal consolidation . No pleural effusion or pneumothorax is demonstrated . Patient is status post vertebroplasty of two vertebral bodies at the thoracolumbar junction . Multilevel degenerative changes are again demonstrated in the thoracic spine along with diffuse demineralization .
    OUTPUT:
    
No acute cardiopulmonary abnormality .