Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral views the chest provided demonstrate mild bibasal linear opacities likely atelectasis or scarring . No convincing evidence for pneumonia , effusion or pneumothorax . No congestion or edema . Cardiomediastinal and hilar contours are stable . No bony abnormalities .
    OUTPUT:
    
No acute findings .