Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta is tortuous . The hilar contours are normal . The pulmonary vascularity is normal . The lungs are clear . No pleural effusion or pneumothorax is present . No free air is noted under the diaphragms . There is no acute osseous abnormality .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No free air under the diaphragms .