Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Since the prior study , there has been interval engorgement of the pulmonary vasculature and perihilar haziness , consistent with pulmonary edema . Atelectasis is noted at the lung bases bilaterally , slightly improved since the prior on the left . No focal pneumonia or pneumothorax is identified . The heart is normal in size . An enteric catheter is seen coursing through the esophagus , below the diaphragm and out of view .
    OUTPUT:
    
Interval development of mild pulmonary edema since the prior study . No evidence of pneumonia .