There have been major advances in diagnostic and therapeutic bronchoscopy over the past decade. New bronchoscopic techniques for the diagnosis and therapy of a range of lung disorders is now possible. One major evolving area of investigation is the treatment of patients with obstructive lung disorders. From asthma to emphysema, chronic bronchitis, central airways obstruction and dynamic large airway collapse selective bronchoscopic therapies to alleviate irreversible airflow obstruction is now possible. This session will review the new bronchoscopic approaches for these different entities.