Background: Sometimes oxygen is given to patients during fiberoptic bronchoscopy to prevent arterial hypoxemia, but oxygen usually is given to patients with SPO2 less than 90%. The purpose of this study was to evaluate the patient's oxygen requirement according to SPO2 and its relationship with Pulmonary Function Test (PFT). Methods: From January 2006 to April 2007, 146 patients who needed fibe...

background: sometimes oxygen is given to patients during fiberoptic bronchoscopy to prevent arterial hypoxemia, but oxygen usually is given to patients with spo2 less than 90%. the purpose of this study was to evaluate the patient's oxygen requirement according to spo2 and its relationship with pulmonary function test (pft). methods: from january 2006 to april 2007, 146 patients who needed...