Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A right IJ , NG tube , endotracheal tube are unchanged in appearance compared with prior , though the distal extent of the NG tube is not seen . There is stable bibasilar opacity . Cardiac silhouette and mediastinal contours are stable . There is no pneumothorax .
    OUTPUT:
    
1 . Stable and standard configuration of support lines and tubes . 2 . Similar appearance of bibasilar opacities , left greater than right , which may reflect atelectasis or pneumonia .