Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are well expanded . There is no focal consolidation , pleural effusion or pneumothorax . There is biapical scarring , worse on the left . There are linear opacities peripherally in the left lower lung which may also represent atelectasis or scarring . The cardiomediastinal silhouette is notable for tortuous aorta . The imaged upper abdomen is unremarkable . The bones are intact .
    OUTPUT:
    
No acute cardiopulmonary process .