Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There are bilateral diffuse interstitial opacities , predominantly upper lobes , consistent with severe pulmonary edema . However , underlying consolidation or superimposed infectious process is not can not be excluded . Heart size is at the upper limits of normal . No acute fractures are identified .
    OUTPUT:
    
Findings concerning for severe pulmonary edema . However , an underlying infectious process is not excluded . Recommend repeat after diuresis .