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Dr Chai Hui Zhong

Dr Chai Hui Zhong

MBBS (Singapore), MRCP (UK), MMed (Int Med)


Singapore General Hospital

Specialty: Respiratory and Critical Care Medicine

Sub-specialties: Chronic Non-invasive Ventilation, Intensive Care Medicine

Conditions Treated by this Doctor:
Asthma, Bronchiectasis, Chronic Obstructive Pulmonary Disease (COPD), Emphyema, Idiopathic Pulmonary Fibrosis, Interstitial Lung Disease, Lung Transplant, Pneumonia, Tuberculosis, Tuberculosis.

Clinical Appointments

  • Consultant Respiratory & Critical Care Medicine Singapore General HospitalSingapore General Hospital

Academic Appointments

  • Physician Faculty, Singhealth Respiratory Medicine Senior Residency Programme
  • Clinical Instructor SingHealth Duke-NUS Medicine Academic Clinical Programme


​Dr Chai Hui Zhong obtained her medical degree from the National University of Singapore in 2012. She obtained specialist accreditation in Respiratory Medicine and Intensive Care Medicine in 2018 and 2020 respectively. Her subspecialty interests are Chronic Mechanical Ventilation and Intensive Care Medicine.

Currently, she is Director of the Pulmonary Function Laboratory. Besides her clinical work, she is also actively involved in medical education and the use of simulation as a teaching tool.


  • 2020 Specialist Accreditation in Intensive Care Medicine, Singapore
  • 2018 Specialist Accreditation in Respiratory Medicine, Singapore
  • MMed (Internal Med)
  • MRCP (UK)
  • MBBS (Singapore)

Professional Appointments and Committee Memberships


  • Singapore Health Quality Service Award (Silver) 2018
  • Residency in SingHealth Excels (RiSE) Outstanding Resident Award 2016 - 2017
  • Yong Loo Lin School of Medicine Dean’s List 2011

Research Interests

  • Critical Care
  • Pulmonary Physiology and Exercise Testing
  • Chronic Non-Invasive Ventilation


  1. Wong J, Ng SY, Goh MH, Tan KH, Chai HZ, Goh KJ, Soh CR
    Anaesthesia and intensive care medicine in a COVID-19 pandemic
    Singapore Med J. 2020 Jun 26
  2. Goh KJ, Chai HZ, Ong TH, Sewa DW, Phua GC, Tan QL
    Early prediction of high flow nasal cannula therapy outcomes using a modified ROX index incorporating heart rate
    J Intensive Care. 2020 Jun 22;8:41
  3. Ong ZY, Chai HZ, How CH, Koh J, Low TB
    A simplified approach to haemoptysis
    Singapore Med J. Aug 2016; 57(8): 415-8
  4. Chai HZ, Krishna LK, Wong VH.
    Feeding: what it means to patients and caregivers and how these views influence Singaporean Chinese caregivers' decisions to continue feeding at the end of life
    Am J Hosp Palliat Care. Mar 2014; 31(2): 166-71

Research Trials