Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is normal . Mediastinal and hilar contours are unremarkable . The pulmonary vascularity is not engorged . Lung volumes are low . No focal consolidation , pleural effusion or pneumothorax is seen . Minimal atelectasis appears to be present at the bases bilaterally . No pleural effusion or pneumothorax is demonstrated . Multilevel degenerative changes in the thoracic spine are noted with lateral osteophyte formation .
    OUTPUT:
    
No acute cardiopulmonary abnormality .