Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart is moderately enlarged . There is perihilar haziness and vascular indistinctness compatible with mild pulmonary edema . Mediastinal contours are unremarkable . No pneumothorax or pleural effusion is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary edema .