Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: There is a small residual right apical pneumothorax measuring 7 mm . The two right chest tubes are in unchanged position . There is a stable right loculated pleural effusion and left small pleural effusion . The patient has a history of surgery with suture line and chronic changes in the right upper lung . The mediastinal and cardiac contours are unchanged . Stability of the calcified lymph nodes in mediastinum .
    OUTPUT:
    
There is no significant change since the previous exam . There is a stable small residual pneumothorax in the right apex measuring 7 mm .