Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable semi-upright chest radiograph demonstrates unchanged small right pleural effusion , with no residual appreciable pneumothorax . Bibasilar opacities likely reflect combination of loculated pleural fluid and atelectasis . Cardiac silhouette and mediastinal contours are unchanged . A right central venous catheter tip is located at the cavoatrial junction . Two chest tubes are unchanged within the right chest .
    OUTPUT:
    
Loculated right pleural effusion and bibasilar atelectasis , with two pleural catheters remaining in place . There is no appreciable pneumothorax .