Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Low lung volumes with persistent bilateral pleural effusions , new compared to the prior radiograph . Persistent cardiomegaly and mild pulmonary edema . . Right PICC terminates at the cavoatrial junction . Sternal sutures , prosthetic cardiac valve , bony thorax remain unchanged . No pneumothorax .
    OUTPUT:
    
Bilateral new pleural effusions . Right PICC terminates at the cavoatrial junction . Stable cardiomegaly and mild pulmonary edema .