Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nasogastric tube courses through the stomach and out of view . ET tube tip terminates 6 cm above the carina . The cardiomediastinal contours are stable , with an aortic valve prosthesis . Mild pulmonary edema and small right pleural effusion are unchanged . No new consolidation or pneumothorax is seen .
    OUTPUT:
    
Stable mild pulmonary edema and small right effusion . No new abnormality .