Tracheostomy-Free Laryngeal Surgery for Anticipated Difficult Airways Using High-Flow Oxygenation .ical 09-10, 14:30–15:00 (Europe/Istanbul), Phoniatrics 3 This is a keynote about difficult airways seong keun kwon This speaker also appears in: Therapeutic approach for unilateral vocal fold paralysis Advances in Tracheal Regeneration: Emerging Strategies and Translational Insights