Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Compared to ___ there has been interval development of bilateral perihilar and basal opacities compatible with pulmonary edema as well as asymmetric heterogeneous density in the left lung base worrisome for concurrent pneumonia . There is no large pleural effusion or pneumothorax .
    OUTPUT:
    
Mild pulmonary edema with asymmetric heterogeneous density in the left lung base , worrisome for concurrent pneumonia . Results were discussed over the telephone with Dr . ___ by ___ at 10 :01 a .m . on ___ at the time of this review .