Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Cardiac silhouette size remains mildly enlarged . Mediastinal contour is unchanged . There is mild pulmonary edema , new in the interval with increased size of small bilateral pleural effusions , right greater than left . Worsening focal opacities in the lung bases may reflect areas of atelectasis , but infection or aspiration can not be excluded . No pneumothorax is present . There are no acute osseous abnormalities .
    OUTPUT:
    
Mild pulmonary edema , new in the interval , with increased size of small bilateral pleural effusions , larger on the right . Worsening bibasilar airspace opacities may reflect atelectasis , but infection or aspiration can not be excluded .