Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The lung volumes are low and there is some peristent opacification of both lungs consistent consistent with pulmonary edema , which is improving . There are few , small opacities in the left lower lobe that most likely represent atelectasis . There is no evidence of lobar pneumonia . The heart is enlarged and the hilar contours are grossly normal . There is no pneumothorax and no effusion .
    OUTPUT:
    
Improving pulmonary edema . No evidence of pneumonia . These findings were communicated to Dr . ___ by Dr . ___ on ___ by telephone ___ minutes after discovery .