“…Among the 3 steps, lung protection and maintenance of oxygenation are the most critical and could determine the outcome of patients. There are five methods for lung protection if the patient has continuous bleeding: decubitus position, selective intubation, double lumen intubation, Fogarty catheter placement and bronchoscope balloon tamponade (Lordan et al, 2003). At first, an attempt should be made to identify the bleeding side of the lung.…”