Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The previous right chest tube has been removed , and 2 new chest tubes have been inserted . No pneumothorax . The large right pleural effusion has improved , but still persistent . The left lung remains clear , and the cardiomediastinal silhouette is stable .
    OUTPUT:
    
Status post interval placement of 2 new chest tubes , with improvement in the large right pleural effusion .