Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiomediastinal silhouette is enlarged , but stable . Elongation of the descending aorta is again seen . Hyperinflated lungs are compatible with COPD . Linear atelectasis is seen in the right lung base . Bilateral apical scarring is identified . No pulmonary edema or pneumothorax . There is no focal consolidation .
    OUTPUT:
    
No acute cardiopulmonary process .