Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size is borderline enlarged . Mediastinal and hilar contours are unremarkable . Pulmonary vasculature is normal . There is minimal atelectasis in the lung bases . No focal consolidation , pleural effusion or pneumothorax is present . Mild scoliosis of the lumbar spine , convex to the left is noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .