Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac size is minimally enlarged . The aorta is tortuous . There is increase in the interstitial markings , likely represents chronic lung disease / COPD . There is no pneumothorax or pleural effusion . The osseous structures are unremarkable
    OUTPUT:
    
No acute cardiopulmonary abnormalities . Probably a COPD