Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Mild to moderate enlargement of the cardiac silhouette is unchanged . The mediastinal and hilar contours are similar . There is mild pulmonary edema , new in the interval , with perihilar haziness and vascular indistinctness . Small amount of fluid is also noted within the fissures , without a large pleural effusion . No pneumothorax is present . No acute osseous abnormality is demonstrated .
    OUTPUT:
    
Mild pulmonary edema .