Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: As compared to ___ , mild pulmonary edema with of bilateral pleural effusion throughout has not substantially changed . Bibasilar opacities are also similar in appears is if it is normal may reflect atelectasis , pneumonia can not be excluded . Moderate cardiomegaly and upper mediastinal widening . No pneumothorax .
    OUTPUT:
    
Mild pulmonary edema with bilateral pleural effusions has not substantially changed .