Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The previously seen cavitary lesion has been excised . A right chest tube is present . The right lung is fully expanded without effusion or pneumothorax . The left lung is clear . The cardiomediastinal silhouette is normal .
    OUTPUT:
    
1 . Status post right lower lobectomy . 2 . No evidence of pleural effusion or pneumothorax .