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A/Prof Loh Woei Shyang

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  • Head & Senior Consultant, Department of Otolaryngology - Head & Neck Surgery (ENT), National University Hospital
  • Associate Professor, Department of Otolaryngology, Yong Loo Lin School of Medicine, National University of Singapore
  • Group Chief, Otolaryngology - Head & Neck Surgery, National University Health System


MBBS(S'pore), FRCS(Edin)


Otorhinolaryngology / Ear, Nose, Throat (ENT) Surgery

Clinical Disciplines/Programmes:

Otolaryngology - Head & Neck Surgery, Paediatric Otolaryngology

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A/Prof Loh is a Senior Consultant and current Head of the Department of Otolaryngology – Head and Neck Surgery at the National University Hospital, Singapore. A/Prof Loh obtained his medical degree from the National University of Singapore, and started his residency in Otolaryngology in Singapore in 1998. He was then elected a Fellow of the Royal College of Surgeons of Edinburgh in January 2000. He went on to complete his residency in 2003 and continued to pursue a fellowship in Paediatric Otolaryngology in The Children's Hospital in Denver, Colorado, USA.

A/Prof Loh is trained in all aspects of paediatric otolaryngology with special interests in otological disorders, complex hearing restoration surgeries, complex airway diseases and speech disorders in children. He is a member of the Multidisciplinary Aerodigestive Team, comprising Paediatric Pulmonologists, Gastroenterologists, Speech Therapists and Paediatric Otolaryngologists, focusing on children on complex upper airway diseases. He also has extensive experience in cleft lip and palate management and works closely with the Plastic Surgery team in managing these patients.

He pioneered Sialendoscopy in the department to better manage benign salivary gland diseases and represented in Singapore in various International meeting on this subject.

A/Prof Loh is also an Associate Professor at the National University of Singapore, and is involved in undergraduate and post-graduate teaching. He is a member of the Residency Advisory Committee (Otolaryngology) under MOH and is involved in formulating the residency programme in ENT. He is the Chair of Master of Medicine (Otolaryngology – Head and Neck Surgery) Examination Committee. 

A/Prof Loh also holds the Directorship of Centre for Hearing Science and Balance in NUH. Under his directorship are the Audiology service in NUH and the Masters of Science (Audiology) programme in NUS. 

A/Prof Loh's research area is mainly paediatric otological problem. He has held various grants over the years and collaborated with various departments in NUS in many research areas.


  • 2020 - NUHS Teaching Excellence Award

Journals & Publications

  1. Tay JK, Lim WS, Loh WS, Loh KS. Sustaining Otolaryngology Services for the Long Haul during the COVID-19 Pandemic: Experience from a Tertiary Health System. Otolaryngol Head Neck Surg. 2020 Jul;163(1):47-50. doi: 10.1177/0194599820922983. Epub 2020 May 5.
  2. Tay JK, Khoo ML, Loh WS. Surgical Considerations for Tracheostomy During the COVID-19 Pandemic: Lessons Learned From the Severe Acute Respiratory Syndrome Outbreak. JAMA Otolaryngol Head Neck Surg. 2020 Jun 1;146(6):517-518. doi: 10.1001/jamaoto.2020.0764.
  3. Chong WQ, Lim CM, Sinha AK, Tan CS, Chan GHJ, Huang Y, Kumarakulasinghe NB, Sundar R, Jeyasekharan AD, Loh WS, Tay JK, Yadav K, Wang L, Wong AL, Kong LR, Soo RA, Lau JA, Soon YY, Goh RM, Ho FCH, Chong SM, Lee SC, Loh KS, Tai BC, Lim YC, Goh BC. Integration of Antiangiogenic Therapy with Cisplatin and Gemcitabine Chemotherapy in Patients with Nasopharyngeal Carcinoma. Clin Cancer Res. 2020 Oct 15;26(20):5320-5328. doi: 10.1158/1078-0432.CCR-20-1727. Epub 2020 Aug 14.
  4. Tay JK, Khoo ML, Loh WS. Tracheostomy During COVID-19 Pandemic-In Search of Lost Timing-Reply. JAMA Otolaryngol Head Neck Surg. 2020 Sep 3. doi: 10.1001/jamaoto.2020.2633
  5. Chee J, Lin X, Lim WS, Loh WS, Thong M, Ng L. Using 3D-printed nose models in nasopharyngeal swab training. Oral Oncol. 2021 Feb;113:105033. doi: 10.1016/j.oraloncology.2020.105033. Epub 2020 Oct 9.
  6. Bier-Laning C, Cramer JD, Roy S, Palmieri PA, Amin A, Añon JM, Bonilla-Asalde CA, Bradley PJ, Chaturvedi P, Cognetti DM, Dias F, Di Stadio A, Fagan JJ, Feller-Kopman DJ, Hao SP, Kim KH, Koivunen P, Loh WS, Mansour J, Naunheim MR, Schultz MJ, Shang Y, Sirjani DB, St John MA, Tay JK, Vergez S, Weinreich HM, Wong EWY, Zenk J, Rassekh CH, Brenner MJ. Tracheostomy During the COVID-19 Pandemic: Comparison of International Perioperative Care Protocols and Practices in 26 Countries. Otolaryngol Head Neck Surg. 2020 Nov 3:194599820961985. doi: 10.1177/0194599820961985
  7. Wu B, Tay JKX, Loh WS, Petersson F. Epithelioid Sarcoma of the External Auditory Canal: An Uncommon Tumor at an Unusual Site and a Brief Overview of the Literature. Head Neck Pathol. 2021 Jan 4. doi: 10.1007/s12105-020-01275-4.
  8. Tay JK, Cross GB, Sun L, Chia A, Chee J, Loh J, Lim ZY, Ngiam N, Khang WP, Yeap S, Goh HL, Siow CH, Loh WS, Loh KS, Lee CK, Yan B, Chow VTK, Wang Y, Boey F, Wong JEL, Allen DM. Clinical Diagnostic Study of a Novel Injection Molded Swab for SARS-Cov-2 Testing. Infect Dis Ther. 2021 Jan 11:1-8. doi: 10.1007/s40121-020-00391-6.
  9. Meyappan M, Loh WS, Tan LY, Tan SFI, Ho PY, Poh YJ, Tan NC. Development of a novel gout treatment patient decision aid by patient and physician: A qualitative research study. Health Expect. 2021 Jan 12. doi: 10.1111/hex.13184.
  10. Tay JK, Cross GB, Toh ST, Lee CK, Loh J, Lim ZY, Ngiam N, Chee J, Gan SW, Saraf A, Chow WTE, Goh HL, Siow CH, Lian DWQ, Loh WS, Loh KS, Lim CM, Chua YY, Tan TT, Tan HK, Yan B, Ko K, Chan KS, Oon L, Chow VTK, Wang Y, Fuh JYH, Yen CC, Wong JEL, Allen DM. Design and Multicenter Clinical Validation of a 3-Dimensionally Printed Nasopharyngeal Swab for SARS-CoV-2 Testing. JAMA Otolaryngol Head Neck Surg. 2021 Feb 18:e205680. doi: 10.1001/jamaoto.2020

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