Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP portable upright view of the chest . Bilateral pleural effusions are noted with associated compressive lower lobe atelectasis . Mild edema is likely present . Heart size can not be assessed . Mediastinal contour appears grossly normal . Imaged osseous structures are intact .
    OUTPUT:
    
Bilateral pleural effusions , lower lobe compressive atelectasis , mild congestion .