Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac , mediastinal and hilar contours are normal . Lungs are clear . The pulmonary vasculature is normal . There are no pleural effusions or pneumothoraces . No acute osseous abnormalities are visualized . Mild levoscoliosis of the thoracolumbar spine is noted .
    OUTPUT:
    
No acute cardiopulmonary abnormality .