Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left subclavian dialysis catheter is again seen , similar in position , distal aspect is not well seen but likely terminates cavoatrial junction / proximal right atrium . A vascular stent is again seen within the left brachiocephalic vein , somewhat under prior . Lung volumes remain low and there is likely bibasilar atelectasis . There is persistent blunting of the right costophrenic angle , subtle , and trace right pleural effusion is not excluded . The cardiac and mediastinal silhouettes are grossly stable . Prominence of the right hilum is also stable , particular in comparison to ___
    OUTPUT:
    
No significant change compared to ___