Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is mildly enlarged . The aorta is tortuous . A moderate size hiatal hernia is re - demonstrated . Pulmonary vasculature is normal . No pleural effusion or pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Moderate size hiatal hernia .