Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Heart size is substantially enlarged . Mediastinal and hilar contours are unremarkable . There is diffusely increased interstitial opacity , likely due to pulmonary edema . There are no parenchymal opacities suggestive of radiographic evidence of septic pulmonary emboli . There is no evidence for pulmonary consolidation , pleural effusion , or pneumothorax .
    OUTPUT:
    
1 . Mildly enlarged heart . Pulmonary edema . 2 . No evidence of septic pulmonary emboli at the resolution of plain film . If there is strong suspicion for septic emboli , CT chest would be the next imaging modality .