Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . The aorta is mildly tortuous . Hilar contours are normal . Pulmonary vascularity is normal and the lungs are clear . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities . No free air is seen under the diaphragms .
    OUTPUT:
    
No acute cardiopulmonary abnormality . No free air is detected under the diaphragms .