Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to chest radiograph from 1 day prior , moderate cardiomegaly is stable . Right lower lobe opacity a combination of atelectasis and effusion is a stable . Retrocardiac opacities have improved also a combination of pleural effusion and adjacent atelectasis . No evident pneumothorax . Patient has known emphysema . Right IJ catheter tip is in the mid SVC
    OUTPUT:
    
Overall , no substantial change with persistent combination of atelectasis and effusions in the lung bases .