Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: S - shaped scoliosis of the thoracolumbar spine is redemonstrated . The heart size is normal and the mediastinal and hilar contours are unremarkable . The lungs are clear . Pulmonary vascularity is normal . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality .