Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The cardiac silhouette size is normal . The aorta is tortuous and diffusely calcified , unchanged . Moderate size hiatal hernia is re - demonstrated . Pulmonary vascularity is normal . Lungs demonstrate minimal atelectasis within the lung bases , but no focal consolidation , pleural effusion or pneumothorax is visualized . No acute osseous abnormality is detected .
    OUTPUT:
    
No acute cardiopulmonary abnormality . Moderate size hiatal hernia .