Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac , mediastinal and hilar contours are normal . The lungs are clear and the pulmonary vasculature is normal . No pleural effusion or pneumothorax is visualized . There are no acute osseous abnormalities demonstrated . Mild thoracic levoscoliosis is again demonstrated .
    OUTPUT:
    
No acute cardiopulmonary process .