Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from the same day , right internal jugular catheter is in the low SVC . Endotracheal tube is 7 cm from the carina . Nasogastric tube in good position . Retrocardiac opacity has improved likely atelectasis . Bibasilar opacities can be effusions and or atelectasis . No pulmonary edema . No pneumothorax .
    OUTPUT:
    
Right IJ catheter in the low SVC .