Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left pleural catheter remains in place , with unchanged small left pleural effusion and no visible pneumothorax . Large left juxta hilar mass is similar to the prior study . Widespread interstitial opacities have improved , suggesting a or due to pulmonary edema given the rapid change since the recent study of earlier the same date . No other relevant changes .
    OUTPUT:
    
Unchanged small left pleural effusion with pleural catheter in place . .