Dr. Wirach Chitsuthipakorn is an Assistant Professor of Rhinology and Allergy at the Center of Excellence in Otolaryngology-Head and Neck Surgery, Rajavithi Hospital, Bangkok, Thailand. He earned his Medical Doctor degree from Ramathibodi Hospital, Mahidol University, in 2002, and completed his Otolaryngology residency in 2009. Dr. Chitsuthipakorn furthered his expertise with a Clinical Fellowship in Rhinology-Allergy at Chulalongkorn University in 2014-2015 and a Research Fellowship at Stanford University, USA, in 2016-2017. His clinical practice focuses on endoscopic sinus surgery, treatment of allergic rhinitis, and management of nasal cancers. Dr. Chitsuthipakorn is actively involved in academic activities, having delivered oral presen