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About the Speaker


Dr Chelsia SIM Qiu Xia


Consultant, Oral Maxillofacial Surgery,

National Dental Centre Singapore

• Speaker, Dentistry Symposium, 21 Sep 2018


Dr Chelsia Sim is a Consultant, in the Department of Oral Maxillofacial Surgery at the National Dental Centre Singapore. She currently runs the Oral Medicine Unit and is actively engaged in the surgical biopsy service at Singapore General Hospital. Dr Sim also teaches Oral Pathology to the dental undergraduates at National University of Singapore. Dr Sim is the only dentist in Singapore who is dual certified with the American Board of Oral Medicine and the American Board of Oral & Maxillofacial Pathology.

Her clinical interests includes diagnosis and management of oral mucosal diseases including autoimmune mucocutaneous diseases such as lichen planus, pemphigus and pemphigoid, recurrent stomatitis, Sjogren’s syndrome, oral diseases related to HIV and other infectious diseases. She also treats patients with oral precancerous lesions with carbon dioxide laser.