Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Moderate to severe enlargement of the cardiac silhouette appears slightly increased from the previous examination . Mediastinal contour is similar . Perihilar haziness and vascular indistinctness is compatible with mild pulmonary edema . Small left pleural effusion is new in the interval . Retrocardiac opacity may reflect atelectasis . No pneumothorax is detected . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild congestive heart failure with mild pulmonary edema and small left pleural effusion .