Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac size is slightly enlarged . Increased perihilar opacities are suggestive of pulmonary edema . No effusion is present . No pneumonia is present . There is no pneumothorax . There is no abdominal free air .
    OUTPUT:
    
Mild pulmonary edema and mild cardiomegaly .