Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate cardiomegaly is stable . mediastinal contours are unchanged . . Large right pleural effusion is stable . There has been interval increase in right lower lobe and right parahilar atelectasis . Retrocardiac opacity a combination of atelectasis and effusion is stable . Sternal wires are aligned . Mild subcutaneous emphysema is again noted . There is no pulmonary edema
    OUTPUT:
    
Increasing atelectasis in the right lower lobe . No pulmonary edema . Stable mediastinal contour