Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The left pneumonectomy space remains partially filled with fluid , not significantly changed compared to the study from ___ , allowing for to differences in patient positioning . Surgical clips are seen within the aortopulmonary window . The subtle right lung interstitial abnormality has nearly resolved . The cardiomediastinal silhouette is not significantly changed . There is persistent subcutaneous air along the left lateral chest wall and cervical region .
    OUTPUT:
    
1 . Status post left pneumonectomy with stable postoperative changes . 2 . Near complete resolution of right lung interstitial abnormality .