Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild enlargement of cardiac silhouette which is unchanged . The aorta is calcified . Mild pulmonary edema appears similar when compared to the previous exam . Small left pleural effusion is likely present . Minimal atelectasis at the lung bases is noted . There is no pneumothorax . No acute osseous abnormalities demonstrated .
    OUTPUT:
    
Mild pulmonary edema and small left pleural effusion .