Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP and lateral views of the chest were obtained . There is mild left basilar atelectasis with slight associated volume loss . Otherwise , no focal consolidation is seen . No effusion or pneumothorax . No signs of CHF . Heart and mediastinal contour appears normal . Bony structures appear intact .
    OUTPUT:
    
Mild left lung base atelectasis . Otherwise , normal study .