Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is mild prominence of the interstitial markings without overt pulmonary edema . There are small left and trace right pleural effusions . No pneumothorax . The heart is top normal in size . The mediastinal contours are normal . Aortic calcifications are noted . Mild degenerative changes of the thoracic spine are seen .
    OUTPUT:
    
1 . No overt evidence of pulmonary edema . 2 . Small left and trace right pleural effusions .