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Selected Publications 
  1. Influence of progressive renal dysfunction in heart failure. Maxwell A.P., Ong H.Y, Nicholls D.P. Eur J Heart Fail 2002, 4 (2): 125-30.

  2. Changes in pulmonary vascular function after acute methionine loading in normal men. O'Dochartaigh C, Ong H, Lovell S, Donnelly R, Hanratty C, Riley M, Frenneaux M, Young I, Nicholls P. Clin Sci (Lond) 2004 Apr; 106(4); 413-9.

  3. Gas Exchange Responses to Constant Work-rate Exercise in Patients with Glycogenosis Type V and VII. Am J Respir Crit Care Med 2004, Jun 1169; 1238-44 . Ong HY, O'Dochartaigh CS, Lovell S, Patterson VH, Wasserman K, Nicholls DP, Riley MS.

  4. Oxygen consumption is increased relative to work rate in patients with McArdle’s disease. O'Dochartaigh CS, Ong HY, Lovell S, Riley MS, Patterson VH, IS Young, Nicholls DP. Eur J Clin Invest 2004, Nov; 34 (11): 731-7.

  5. Exercise in hypertrophic cardiomyopathy is associated with sympatho-adrenal imbalance. Carl I, Ong H, Donnelly R, Riley M, Nicholls DP. Int J Cardiol. 2007 Mar 2; 116 (1): 124-5

  6. Low prevalence of atrial fibrillation in community-dwelling Chinese aged 55 years or older in Singapore: a population-based study. Yap KB, Ng TP, Ong HY. J. Electrocardiol. 2008 Mar-Apr;41(2):94-8.

  7. Prognostic Value of Left Atrial Size in Chronic Kidney Disease. Chan MYY, Ong HY, Yeo TC. . European Journal of Echocardiography 2008, Nov; 9(6): 736-40.

  8. Myocardial metastatic tumor from a primary oropharyngeal carcinoma presenting as severe 3rd-degree atrioventricular block. Soon CY, Singh D, Ong HY. Tex Heart Inst J. 2009; 36 (2): 182-3.

  9. Eosinophilic myocarditis: an unusual presentation. Imran SS, Tan KB, Chee LS, Yang SC, Chew RW, Yee OH. J Am Coll Cardiol. 2010; 55(3):254.

  10. Prevalence of Hypertrophic Cardiomyopathy on an electrocardiogram based pre-participation screening programme in a young male South East Asian population: results from the Singapore Armed Forces Electrocardiogram and Echocardiogram screening protocol. CT Ng, TS Chee, LF Ling, YP Lee, CK Ching, TSJ Chua, C Cheok, HY Ong. Europace. 2011; 13(6): 883-8.

  11. Prevalence of electrocardiographic abnormalities in an unselected young male multi-ethnic South-East Asian population undergoing pre-participation cardiovascular screening: results of the Singapore Armed Forces Electrocardiogram and Echocardiogram (SAFE) screening protocol. CT Ng, HY Ong, C Cheok, T Chua, CK Ching. Europace. 2011.Jul; 14(7):1018-24

  12. Asian study of clopidogrel (ASCLOP) responsiveness: The contributions of genetic and non-genetic factors.Tan DS, Yeo AH, Ho HK, Wee HL, Ong HY. Int J Cardiol. 2013 Dec 12

  13. Dynamic CT myocardial perfusion measurements of resting and hyperaemic blood flow in low-risk subjects with 128-slice dual-source CT. Kheng-Thye Ho, Hean-Yee Ong, Grace Tan, Quek-Wei Yong. Eur Heart J Cardiovasc Imaging. 2015 Mar;16(3):300-6

  14. Elevated cardiovascular risk factors in a young, asymptomatic and physically active population within a normal body mass index. Lee GK, Sim HW, Tan Y, Ma T, Liew KH, Tan EC, Lee LC, Sum CF, Ong HY. Asean Heart Journal 2014 22; 1, 122 – 129

  15. Acute myocardial infarction with cardiogenic shock from a left coronary cusp thrombus. Leong AM, Ong HY, Sin KY, Liang M. Eur Heart J. 2016 Jun 7; 37(22): 1737.

  16. Swinging through Life: A Case of a Pendulum Heart, Patrick John Cruz, Hean Yee Ong, Ameeq Ali, CASE, Feb 2017, 1 (1): 23–27.

  17. Spectrum of mutations in index patients with familial hypercholesterolemia in Singapore: Single center study. Pek SLT, Dissanayake S, Fong JCW, Lin MX, Chan EZL, Tang JI, Lee CW, Ong HY, Sum CF, Lim SC, Tavintharan S. Atherosclerosis. 2018 Feb;269:106-116.

  18. Mortality associated with heart failure with preserved vs. reduced ejection fraction in a prospective international multi-ethnic cohort study. Lam CSP, Gamble GD, Ling LH, Sim D, Leong KTG, Yeo PSD, Ong HY, Jaufeerally F, Ng TP, Cameron VA, Poppe K, Lund M, Devlin G, Troughton R, Richards AM, Doughty RN. Eur Heart J. 2018 Jan 29.

  19. Systematic assessment of procedural parameters, influence on downstream testing and 12-month outcomes of a CT-myocardial perfusion service. Ho KT, Ong HY, Ong S. J Cardiovasc Comput Tomogr. 2019 May - Jun;13(3):11-20

  20. Ventricular Assist Device Support in End-Stage Heart Failure From Cardiac Amyloidosis. Lim CP, Lim YP, Lim CH, Ong HY, Tan D, Chew HC, Omar AR.Ann Acad Med Singapore. 2019 Dec;48(12):435-438.

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