Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A single portable AP upright view of the chest was obtained . Bilateral opacities , with a prominent perihilar distribution are most consistent with moderate to severe pulmonary edema . Thickening of the minor fissure is also noted . Increased opacification at the right costophrenic angles probably relates to pulmonary interstitial edema , but should be re-evaluated once the edema is resolved . Heart appears is moderately enlarged . A small left pleural effusion is possible . There is no focal consolidation . There is no pneumothorax .
    OUTPUT:
    
Interval development of moderate to severe pulmonary edema .