Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lungs are mildly hyperinflated . A dual lead pacemaker is unchanged in position . The cardiomediastinal contour is within normal limits . The heart size is at the upper limits for normal . No consolidation , pneumothorax or pleural effusion seen . Mild atherosclerotic calcification in the thoracic aorta .
    OUTPUT:
    
No acute cardiopulmonary process seen .