Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The ETT is 2 .5 cm from the carina . Left internal jugular line remains in the mid to lower SVC . Sternotomy wires are intact and in similar position . The tip of the nasogastric tube is not visualized . Mild persistent pulmonary edema has not significantly changed . The patient is persistently rotated in the RPO position . The lung volumes remain low . No pleural effusions or pneumothorax .
    OUTPUT:
    
ETT is 2 .5 cm from the carina . Mild interstitial edema , is unchanged .