Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: PA and lateral chest radiographs were obtained . There is no change in the left pneumonectomy space which remains ___ full of fluid . More superior posterior appciyt may represent debris or clot . There is stable shift of mediastinal structures to the left . The right lung is clear and hyperexpanded . Mediastinal clips and left subcutaneous emphysema are unchanged .
    OUTPUT:
    
Expected post-operative appearence of maturing pnuemonectomy space .