Summarize the radiology report findings into an impression within 3 sentences.
    INPUT: A chest tube is seen within the right pleural space in appropriate positioning . Low lung volumes . There is a small apical pneumothorax . Heart size is normal . The mediastinal and hilar contours are normal . The pulmonary vasculature is normal . Lungs are clear . No pleural effusion is seen . There are no acute osseous abnormalities .
    OUTPUT:
    
Chest tube in appropriate positioning with small right apical pneumothorax .