Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is normal in size . The aortic arch is partly calcified . A moderate hiatal hernia projects over the lower mediastinum . There is no pleural effusion or pneumothorax . The lungs appear clear . Two surgical clips project over the right lower neck .
    OUTPUT:
    
Moderate hiatal hernia . No evidence of acute disease .