Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lateral view is limited by motion artifact . Left basilar opacity is unchanged since at least ___ suggesting atelectasis / scarring . Otherwise the lungs are clear . No pneumothorax or pleural effusion is present . Cardiac silhouette , hilar and mediastinal contours appear stable . The aorta remains markedly tortuous . Scoliosis is present .
    OUTPUT:
    
No acute cardiopulmonary process .