Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Lung volumes have improved since yesterday 's exam . The bilateral hila remain indistinct . The mediastinal contour is slightly narrower . No new consolidation , effusion , or pneumothorax is present . A nasoenteric tube extends inferiorly out of the field of view .
    OUTPUT:
    
Slight interval improvement in mild pulmonary edema .