Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: In comparison to the CT , the patient 's bilateral pleural effusions have decreased in size . The heart and mediastinum remain stable . There is no evidence of pneumothorax . There is no evidence of pulmonary edema or infection .
    OUTPUT:
    
Interval decrease in bilateral pleural effusions . No evidence of pneumonia or pneumothorax .