Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Nasogastric tube courses into the stomach . Endotracheal tube terminates 7 .7 cm above the carina . Increased interstitial markings bilaterally could reflect mild pulmonary edema . No focal consolidation , pneumothorax or pleural effusion is seen . Heart is normal in size with normal cardiomediastinal contours .
    OUTPUT:
    
Mild pulmonary edema with endotracheal tube positioned high in trachea - advancement by 3 cm advised .