Current Position
Professor in Otorhinolaryngology.

Executive Committee of The Asian Research Symposium in  Rhinology Organization as representative of Thailand.
Executive Committee of the Asia-Pacific Association of Allergology and Clinical Immunology (APAACI)
Delegate from the Allergy and Immunology Society of Thailand in  the Executive Board of the World Allergy Organization. Previous Position
President of the Thai Rhinologic Society.
President of the Allergy and Immunology Society of Thailand.
Head, Department of Otorhinolaryngology, Faculty of Medicine - Siriraj Hospital, Mahidol University Current Affiliation :
Department of Otorhinolaryngology, Faculty of Medicine - Siriraj Hospital, Mahidol University, Bangkok 10700,  THAILAND. Qualifications :
M.D.,Faculty of Medicine Siriraj Hospital, Mahidol University,1966
Graduate Diploma in Clinical Science of Ophthalmology and Otolaryngology, Mahidol University,1968.
Certificate of Postgraduate training in Otolaryngology and Allergy, The Royal Victorian Eye and Ear Hospital, Melbourne University, 1972
Membership of the Australian College of Allergy, 1972 (by examination)
Thai Board of Proficiency in Otorhinolaryngology, 1973  (by examination)
Fellowship of the International College of Surgeons, 1978.
Update November 2007 Update November 2007
Fellowship of the Australian College of Allergy, 1980 (at present : the Australasian Society of Clinical Immunology and Allergy) Major Field of Interest : Otorhinolaryngology and Allergy Published papers: 104 Chapters in books: 32 Review article and others: 21 Editor/co-editor : 7 books Awards
1. Distinguished Clinical Professor Award, Faculty of Medicine Siriraj Hospital, 1999
2. Distinguished Teacher Award in Ethical Model, the Thai Medical Council, 2000
3. Distinguished Alumni Award, Siriraj Hospital Medical School Alumni Society, 2004