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Dr Png Meng Ai

Dr Png Meng Ai


Senior Consultant

Singapore General Hospital

Specialty: Diagnostic Radiology

Sub-specialties: Musculoskeletal Radiology, Ultrasound

Clinical Appointments

  • Senior Consultant Diagnostic Radiology Singapore General HospitalSingapore General Hospital


Dr Png Meng Ai is a specialist accredited diagnostic radiologist practicing at the Diagnostic Radiology department at Singapore General Hospital (SGH) since 1987.  She is concurrently Clinical Asst. Prof. Duke-NUS GMS.  She graduated from the National University of Singapore in 1984 and obtained her post-graduate degree in Radiology in 1991. She was admitted to the Fellowship of the Royal College of Radiologists (London, UK) the same year.  She completed a fellowship in Musculoskeletal Radiology at the Nuffield Orthopaedic Centre at Oxford, United Kingdom in 1993. She is currently Senior Consultant Radiologist at Singapore General Hospital with a special interest in Musculoskeletal Radiology, Ultrasound and Radiology IT solutions. 

From 1995-2002, she was chief of Musculoskeletal section at SGH.  She was previously Honorary Consultant to Sports Medicine and Research Centre at Singapore Sports Council, Visiting Consultant at Changi General Hospital and Deputy Head, Diagnostic Radiology SGH.  She has been actively involved in information technology projects and implementations at SGH and Singhealth since 1993 and is currently Director, Singhealth RISPACS workgroup. Previously senior lecturer at NTU (2001-2008) and tutor cum lecturer in the National radiology training program since 2000 and also lecturer in the Duke-NUS medical student training program. She is author and co-author of scientific publications mainly in topics with a musculoskeletal and computing-information systems focus.


  • Fellow of the Royal College of Radiologists, United Kingdom (FRCR) (1991)
  • Fellow of the Academy of Medicine of Singapore (FAMS) (1996)

Professional Appointments and Committee Memberships

  • ​Director, Information Informatics, Division of Radiological Sciences, SGH, since 2004.
  • Physician Faculty Member, Singhealth Radiology Residency program, since 2010. 
  • Member, Singhealth RISPACS Steering committee, since 2012.   
  • Assistant Professor, Duke-NUS Medical School, since 2015.
  • Clinical Lecturer, Yong Yoo Lin School of Medicine, NUS, since 2017
  • Director, Singhealth RISPACS workgroup, since Feb 2019.
  • Member, SGH Medical Informatics committee, since April 2019.
  • Member, Research Committee, Department of Diagnostic Radiology, SGH, 2020 - present.
  • Member, Singhealth Enterprise Imaging RFP Evaluation committee, 2020 - present.


Research Interests


  • ​EBK Kwek, SK Goh, JSB Koh, MA Png, TS Howe. An emerging pattern of subtrochanteric stress fractures: A longterm complication of alendronate therapy? Injury (2008), Jan 25; 18222447.
  • JSB Koh, SK Goh, MA Png, EBK Kwek, TS Howe. Femoral Cortical Stress Lesions in Long-Term Bisphosphonate Therapy: A Herald of Impending Fracture. J Orthop Trauma, February 2010, Volume 24 Issue 2.
  • BJX. Teo, JSB Koh, SK Goh, MA Png, DTC Chua, TS Howe. Post-operative outcomes of atypical femoral subtrochanteric fracture in patients on bisphosphonate therapy. Bone Joint J May 2014 96-B:658-664.
  • TP Tian, Y Chen, WK Leow, W Hsu, TS Howe, MA Png. Computing neck-shaft angle of femur for x-ray fracture detection. In Proc. Int. Conf. on Computer Analysis of Images and Patterns, LNCS 2756, 2003, p. 82-89.
  • SE. Lim, Y Xing, Y Chen, WK Leow, TS Howe, MA Png. Detection of Femur and Radius Fractures in X-Ray Images. In Proc. 2nd Int. Conf. on Advances in Medical Signal and Information Processing, 2004.
  • Ooi CC, Wong SK, Tan AB, Chin AY, Abu Bakar R, Goh SY, Mohan PC, Yap RT, Png MA. Diagnostic Criteria of Carpal Tunnel Syndrome Using High Resolution Ultrasonography:  Correlation with Nerve Conduction Studies. Skeletal Radiol. 2014 Oct;43(10):1387-94. doi: 10.1007/s00256-014-1929-z. Epub 2014 Jun 12.
  • Png MA, Koh JS, Goh SK, Fook-Chong S, Howe TS. Bisphosphonate-related femoral periosteal stress reactions: scoring system based on radiographic and MRI findings. AJR Am J Roentgenol. 2012 Apr; 198(4):869-77.
  • PC Mohan, TS Howe, JSB Koh, MA Png. Radiographic features of multifocal endosteal thickening of the femur in patients on long-term biphosphonate therapy.  Eur Radiol 2013 Jan; 23 (1): 222-7 doi: 10.1007/s00330-012-2587-y. Epub 2012 Jul 20

Research Trials