Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: The patient is status post right middle lobectomy with appropriate elevation of the right hemidiaphragm , small right pleural effusion , and minimal right mid lung zone scarring . The cardiac , hilar and mediastinal contours are normal . There is no pneumothorax .
    OUTPUT:
    
Small right pleural effusion and otherwise stable appearance status post right middle lobectomy .