Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size remains mild to moderately enlarged . The aorta is tortuous mediastinal and hilar contours are unchanged . The pulmonary vasculature is normal . Emphysematous changes are noted within the lung apices . No focal consolidation , pleural effusion or pneumothorax is present . There are mild degenerative changes noted in the thoracic spine .
    OUTPUT:
    
No acute cardiopulmonary abnormality .