Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There has been interval placement of a new right basilar chest tube with tip projecting along the mid right mediastinal contour . There is a continued moderate size right pleural effusion , perhaps slightly decreased in size compared to the previous study with continued right basilar opacity , potentially atelectasis . No pneumothorax is identified . Left lung remains clear . Heart size is moderately enlarged , and mediastinal and hilar contours are similar .
    OUTPUT:
    
Interval placement of new right basilar chest tube with slightly decreased size of moderate right pleural effusion . Continued right basilar opacity , potentially atelectasis though infection is not excluded . No pneumothorax .