Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild left base atelectasis . No focal consolidation is seen . There is no large pleural effusion . No pneumothorax is seen . Minimal biapical pleural parenchymal thickening is seen . The aorta is somewhat tortuous . The cardiac silhouette is not enlarged . No evidence of free air is seen beneath the diaphragms .
    OUTPUT:
    
Minimal left base atelectasis . No focal consolidation . No evidence of free air beneath the diaphragms .