Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable upright chest radiograph ___ at 19 : 19 is submitted .
    OUTPUT:
    
Slight interval worsening of mild to moderate pulmonary and interstitial edema . Small bilateral layering effusions . Overall cardiac and mediastinal contours are unchanged . Interval removal of the nasogastric tube . No pneumothorax .