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MED Key Appointment Holders



Ong Thun How

Clinical Associate Professor

Email

Contact: 63214700

Education Qualifications: MBBS, MRCP(UK)

Dr Ong Thun How is a Senior Consultant with the Department of Respiratory & Critical Care Medicine. 

She did her Health Manpower Development Plan training in sleep medicine at Brown University, Rhode Island.
She is also the immediate past Director, Sleep Disorder Unit (SDU), under her lead the SGH Sleep Disorder Unit was the first adult sleep unit in Singapore to achieve international accreditation by The Thoracic Society of Australia and New Zealand.

Dr Ong led the unit to a successful re-accreditation and she played a significant role in formalising sleep medicine as part of the residency curriculum.

Professional Appointments and Committee Memberships: 

  • Adjunct Assistant Professor, Yong Loo Lin School of Medicine, NUS

Awards:

Teaching Award

  • NUS Yong Loo Lin School of Medicine Special Recognition Award (2019)
  • Medicine ACP Education Awards: Education Leader (2019)
  • Dean’s Award, NUS Yong Loo Lin School of Medicine for Teaching Excellence (2018)

Clinical Award

  • SHHQ Star Award (2014)
  • SHHQ Gold Award (2011)
  • Service with a Heart Award (SGH) (2010)
  • EXSA (Silver) Award (2009)
  • Service with a Heart Award (SGH) (2006)

Leadership positions / roles in Education: 

Programme Director, SingHealth Respiratory Medicine Senior Residency

Research Interests: Her research interests include obstructive sleep apnea in Asian patients, chronic non-invasive ventilation, and ways to improve continuous positive pressure take-up and compliance.

Selected Publications:
Micheál Mac Aogáin, Pei Yee Tiew ; Albert Yick Hou Lim , Teck Boon Low , Gan Liang Tan, Tidi Hassan , Thun How Ong , Sze Lei Pang , Zi Yang Lee , Xiao Wei Gwee , Christopher Martinus Sanjay Chortimall 
Distinct 'Immuno-Allertypes' of Disease and High Frequencies of Sensitisation in Non-Cystic-Fibrosis Bronchiectasis 
Am J Respir Crit Care Med. 2019 Apr 1;199(7):842-853. doi: 10.1164/rccm.201807-1355OC

Goh KJ, Soh RY, Leow LC, Toh ST, Song PR, Hao Y, Lee KCH, Tan GL, Ong TH
Choosing the right mask for your Asian patient with sleep apnoea: A randomized, crossover trial of CPAP interfaces 
Respirology. 2019 Mar;24(3):278-285

Mac Aogáin M, Chandrasekaran R, Lim AYH, Low TB, Tan GL, Hassan T, Ong TH, Hui Qi Ng A, Bertrand D, Koh JY, Pang SL, Lee ZY, Gwee XW, Martinus C, Sio YY, Matta SA, Chew FT, Keir HR, Connolly JE, Abisheganaden JA, Koh MS, Nagarajan N, Chalmers JD, Chotirmall SH. 
Immunological corollary of the pulmonary mycobiome in bronchiectasis: the CAMEB study. 
Eur Respir J. 2018 Jul 27;52(1). pii: 1800766. doi: 10.1183/13993003.00766-2018

Zhong Hong Liew, Ganesh Kalyanasundaram, Thun How Ong, , Chian Min Loo, Mariko SY Koh 
Cardiopulmonary Exercise Testing for Evaluating Patients with Unexplained Exertional Dyspnoea: Potential Role in Risk Stratification? 
Annals Acad Med Singapore April 2018, Vol. 47 No. 4   

Lim TK, Chee CB, Chow P, Chua GSW, Eng SK, Goh SK, Kng KK, Lim WH, Ng TP, Ong TH, Seah STA, Tan HY, Tee KH, Palanichamy V, Yeung MT 
Ministry of Health Clinical Practice Guidelines: Chronic Obstructive Pulmonary Disease. 
Singapore Med J. 2018 Feb;59(2):76-86

Lee CHK, Leow LC, Song PR, Li H, Ong TH
Acceptance and Adherence to Continuous Positive Airway Pressure Therapy in patients with Obstructive Sleep Apnea (OSA) in a Southeast Asian privately funded healthcare system 
Sleep Sci. 2017 Apr-Jun;10(2):57-63

Koo CY, de la Torre AS, Loo G, Torre MS, Zhang J, Duran-Cantolla J, Li R, Mayos M, Sethi R, Abad J, Furlan SF, Coloma R, Hein T, Ho HH, Jim MH, Ong TH, Tai BC, Turino C, Drager LF, Lee CH, Barbe F.
Effects of Ethnicity on the Prevalence of Obstructive Sleep Apnoea in Patients with Acute Coronary Syndrome: A Pooled Analysis of the ISAACC Trial and Sleep and Stent Study. 
Heart Lung Circ. 2017 May;26(5):486-494. doi: 10.1016/j.hlc.2016.09.010. Epub 2016 Nov 15

A. C. A. Yii,  J. H. Y. Tan, T. S. Lapperre,  A. K. W. Chan, S. Y. Low, T. H. Ong,  K. L. Tan,  S. H. Chotirmal, P. J. Sterk, M. S. Koh 
Long-term future risk of severe exacerbations: Distinct 5-year trajectories of problematic asthma 
Allergy. 2017 72 (9), 1398-1405 doi: 10.1111/all.13159

Lee CH, Sethi R, Li R, Ho HH, Hein T, Jim MH, Loo G, Koo CY, Gao XF, Chandra S, Yang XX, Furlan SF, Ge Z, Mundhekar A, Zhang WW, Uchôa CH, Kharwar RB, Chan PF, Chen SL, Chan MY, Richards AM, Tan HC, Ong TH, Roldan G, Tai BC, Drager LF, Zhang JJ
Obstructive Sleep Apnea and Cardiovascular Events After Percutaneous Coronary Intervention.
Circulation. 2016 May 24;133(21):2008-17. doi: 10.1161/CIRCULATION.115.019392. Epub 2016 May 13

Po-Fun Chan, Bee-Choo Tai, Germaine Loo, Chieh-Yang Koo, Thun-How Ong, Tiong-Cheng Yeo,Chi-Hang Lee 
Optimal Body Mass Index Cutoffs for Identification of Patients with Coronary Artery Disease at High Risk of Obstructive Sleep Apnea. 
Heart Lung Circ. 2016 Mar 14. pii: S1443-9506(16)30009-9. doi: 10.1016/j.hlc.2016.02.010.

Liang-Ping Zhao, MD;1 Theodoros Kofidis, MD;2,3 Toon-Wei Lim, MBBS, PhD; Siew-Pang Chan, Thun-How Ong, MBBS;6 Huay-Cheem Tan, MBBS; Chi-Hang Lee, MD 
Sleep Apnea is Associated with New-Onset Atrial Fibrillation after Coronary Artery Bypass Grafting (Short title: SABOT study)  
J Crit Care. 2015 Dec;30(6):1418.e1-5. doi: 10.1016/j.jcrc.2015.07.002. Epub 2015 Jul 9

Zhao LP, Kofidis T, Chan SP, Ong TH, Yeo TC, Tan HC, Lee CH 
Sleep apnea and unscheduled re-admission in patients undergoing coronary artery bypass surgery. 
Atherosclerosis. 2015 Sep;242(1):128-34. doi: 10.1016/j.atherosclerosis.2015.07.006. Epub 2015 Jul 10s