Credentials MBBS (Sydney) FRCS (Edinburgh) FRCS (Glasgow) FAMS (Otorhinolaryngology) Masters of Medicine (Sleep Medicine) (Sydney)
Language English,Mandarin Chinese,Bahasa Melayu,Bahasa Indonesia,Hokkien Dialect

Dr. Adrian Siew Ming Saurajen is a fully accredited Ear, Nose and Throat Surgeon. He is a graduate from the University of Sydney and had worked in Australia before furthering his training in Singapore, the United Kingdom and United States. He is a Fellow of several surgical Colleges including the Royal College of Surgeons of Edinburgh, Royal College of Surgeons of Glasgow, Singapore Academy of Medicine and an International Fellow of the American Academy of Otolaryngology – Head and Neck Surgery.

Apart from general ENT, he has special interests in Paediatric ENT, Rhinology, Allergy and Snoring and Obstructive Sleep Apnoea and Sleep Medicine. He has a Postgraduate Fellowship in Sleep Mediciine and Surgeyr and is only one of the only handful surgeons worldwide who has a Masters of Medicine in Sleep Medicine.

He is also one of the more innovative surgeons in the region and was first in Asia to perform several surgeries including the Balloon Sinuplasty for Sinus conditions. This is a minimally invasive procedure in which a balloon is inserted into the sinus openings and then dilated to open the sinuses. At the present time, he as the largest series of balloon sinuplasty in Asia.

He is also amongst the first in Asia to perform several complex snoring surgeries including palatal advancement pharyngoplasty, the repose suture surgery for the tongue base, the coblation-aassisted pharyngoplasty amongst others.

His interests are also in minimally invasive surgeries in reshaping the upper airway including minimally invasive tongue base and lingual tonsillar reduction.


Degrees, Fellowships, Accreditations

  • Master of Medicine (Sleep Medicine), Sydney
  • Bachelor of Medicine and Surgery (MBBS), University of Sydney, Australia
  • Fellowship of Royal Australasian College of Surgeons (Part I), Australia
  • Fellowship of Royal College of Surgeon of Edinburgh, Edinburgh, UK.
  • Fellowship of Royal College of Surgeons and Physicians of Glasgow, Glasgow, UK.
  • Fellow, Academy of Medicine, Singapore, Singapore.
  • International Fellow, American Academy of Otolaryngology-Head and Neck Surgery, USA
  • Specialist Accreditation, Singapore Medical Council, Singapore
  • Fellowship in Sleep Medicine and Surgery, USA
  • Fellow, Roll of Specialists (Otolaryngology), Academy of Medicine, Singapore, Singapore
  • Full Registration, New South Wales Medical Board, Australia
  • General Medical Council, Full Registration, Hong Kong



  • American Rhinologic Society, USA
  • American Academy of Sleep Medicine, USA
  • Australasian Sleep Association, Australia
  • Hon Auditor, Singapore Society of Otorhinolaryngology, Singapore
  • Member, Singapore Sleep Society, Singapore
  • Singapore Medical Association, Singapore
  • Previous Office Holder, Chapter of Otorhinolaryngologists, Chapter of Surgeons, Singapore.
  • Previous Medical Board ENT Representative, Mount Elizabeth Hospital, Singapore