Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The heart size appears moderately enlarged . The mediastinum demonstrates tortuosity of the thoracic aorta . There is perihilar haziness with vascular indistinctness , compatible with mild pulmonary edema . Hazy opacities in both lung bases likely reflect small layering bilateral pleural effusions with associated bibasilar atelectasis . No large pneumothorax is identified . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary edema with small bilateral pleural effusions and bibasilar atelectasis .