Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: An intra-aortic balloon pump has been removed in the interim . A right Swan - Ganz catheter terminates in the main right pulmonary artery . An endotracheal tube , left chest tube and mediastinal drains are unchanged . There is a new moderate left pleural effusion . There is no right pleural effusion , pneumothorax or focal airspace consolidation . Mild pulmonary edema persists . The cardiac and mediastinal contours are unchanged .
    OUTPUT:
    
New moderate left pleural effusion .