Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Frontal and lateral views of the chest demonstrate interval placement of a dual - channel dialysis catheter with tip visualized to the level of lower SVC . The lungs are slightly low in volume accentuating prominent cardiac silhouette , unchanged . Mild interstitial edema persists though has improved since ___ . There is likely left basilar atelectasis as well as prominent pericardial fat producing overlapping opacity in the left base . Several clips are seen projecting over the gallbladder fossa . Spondylosis is present at the thoracolumbar junction .
    OUTPUT:
    
1 . Interval placement of a right - sided dialysis catheter . 2 . Mild persistent interstitial edema .