Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A pigtail drainage catheter coiled in the left posterior costal pleural space is unchanged . Moderate left pleural effusion is Re accumulated between ___ and ___ , but is grossly unchanged since than , accompanied by increase in left lower lobe atelectasis due to worsening atelectasis or , less likely , pneumonia . Small right pleural effusion new since ___ is stable since ___ . Emphysema explains hyperinflation . Moderate cardiomegaly is stable .
    OUTPUT:
    
Moderate left pleural effusion with left lower lobe atelectasis or pneumonia , grossly unchanged since ___ study ; posterior left pleural drainage catheter unchanged . Small right pleural effusion stable for 3 days , is probably unrelated . Chronic moderate cardiomegaly .