Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size and cardiomediastinal contours are normal . There is mild hyperinflation consistent with emphysema . No focal consolidation , pleural effusion , or pneumothorax . Retrocardiac opacity is consistent with a moderate sized hiatal hernia .
    OUTPUT:
    
1 . No focal consolidation . Mild emphysema 2 . Moderate hiatal hernia .