Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The moderate left pleural effusion has slightly decreased following thoracentesis . There is no pneumothorax . Partial left lower lobe collapse is unchanged . Bilateral airspace predominant opacities have slightly improved . The heart and mediastinum are magnified by the projection .
    OUTPUT:
    
Slight interval decrease in moderate left pleural effusion following thoracentesis . No pneumothorax . Stable partial left lower lobe collapse . Slightly improved pulmonary edema .