Is It Time to Expand the Criteria for Bronchoscopic Lung Volume Reduction in Very Low FEV1 and DLCO Emphysema

*Department of Pulmonary and Critical Care Medicine, St. Elizabeth's Medical Center †Department of Pulmonary and Critical Care Medicine, Section of Interventional Pulmonary, Massachusetts General Hospital, Harvard Medical School, Boston, MA Disclosure: There is no conflict of interest or other disclosures. Correspondence: Chan Yeu Pu, MD, MS, Department of Pulmonary and Critical Care Medicine, St. Elizabeth's Medical Center, Boston 02135,MA (e-mail: [email protected]).