Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: AP upright and lateral views of the chest provided . Hilar congestion is noted with pulmonary edema and pleural effusions , small layering bilaterally . Compressive lower lobe atelectasis is noted bilaterally though difficult to exclude a superimposed subtle pneumonia . The heart is within normal limits of size . The mediastinal contour is normal . No acute bony abnormalities . Degenerative changes at both shoulders noted .
    OUTPUT:
    
Pulmonary vascular congestion and mild pulmonary edema with small bilateral pleural effusions . Compressive atelectasis in the lower lungs noted , difficult to exclude a subtle superimposed pneumonia .