Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Portable AP upright chest film ___ at 732 is submitted .
    OUTPUT:
    
A left pleural date pigtail catheter remains in place with no significant interval change in appearance of the left lateral pleural thickening and / or effusion . The appearance of both lungs is essentially unchanged . No pulmonary edema or pneumothorax . Overall cardiac and mediastinal contours are stable .