Bardia Amirmiran

1 Introduction Chest tube drainage is central to pneumothorax management in interventional pulmonology. The most common insertion sites are: Lateral placement (‘Bülau position’): First described by Gotthard Bülau, a German pulmonologist who used this position for chest drains as treatment for pleural empyema, typically involves insertion in the mid-axillary line between the 4th and 6th intercostal spaces.