Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient has been extubated . Pleural drains have been removed . Right internal jugular central venous catheter is in the low SVC . Atelectasis in the left lower lung is improving . Probable small bilateral pleural effusions blunt the costophrenic sulci . There is no detectable pneumothorax . Postoperative mediastinal widening is improving .
    OUTPUT:
    
1 . No pneumothorax . Improving atelectasis in the left mid lung . 2 . Likely small bilateral pleural effusions .