Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: Left chest tube which terminates at the base with a possible small apical pneumothorax . Lungs clear . Small right pleural effusion new since ___ . Pulmonary vasculature is normal . Heart size is normal . The mediastinal and hilar contours are normal .
    OUTPUT:
    
1 . Chest tube in appropriate positioning with possible small apical pneumothorax . 2 . Small right pleural effusion new since ___ .