Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Bilateral pleural effusions persist , right greater than left , with associated compressive lower lobe atelectasis . There may be mild underlying edema . No pneumothorax . Heart size is difficult to characterize . Mediastinal contour is normal . No bony abnormalities .
    OUTPUT:
    
Similar overall appearance with bilateral pleural effusions right greater than left with compressive lower lobe atelectasis and possible mild edema .