Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to radiographs from ___ , there has been interval placement of the right - sided chest tube with mild interval improvement of a loculated right effusion . No pneumothorax . Small left pleural effusion has decreased , now trace . Lung volumes have improved , though remain low overall . There is no focal airspace consolidation . No central vascular congestion or overt pulmonary edema . Right PICC line tip terminates at the cavoatrial junction / right atrium . Nasogastric tube extends below diaphragm and terminates in the distal stomach .
    OUTPUT:
    
1 . Status post placement of right - sided chest tube with mild interval improvement of loculated right pleural effusion . No pneumothorax . 2 . Mildly improved left pleural effusion , now trace .