Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size is normal . The aorta remains tortuous . The hilar contours are normal . Patchy bibasilar airspace opacities likely reflect atelectasis . No pulmonary vascular congestion is seen . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities detected .
    OUTPUT:
    
No acute cardiopulmonary process .