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Dr Mariflor Villegas

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  • Resident Physician II, Division of Paediatric Haematology and Oncology, Department of Paediatrics, Khoo Teck Puat - National University Children's Medical Institute, National University Hospital
  • Resident Physician II, Division of Paediatric Haematology and Oncology, National University Cancer Institute, Singapore


BS Biology (Phil), MD (Phillippines), Dip (Paeds Cancer Care) (S'pore)


Paediatric Haematology & Oncology, Paediatric Medicine

Clinical Disciplines/Programmes:

Paediatric Blood & Marrow Transplantation (BMT) Programme

Special Interests:

Paediatric Blood / Marrow Transplant & Cell Therapy, Paediatric Hematologic Malignancies, Paediatric Immunodeficiency Diseases & HLH, International Outreach


Clinical Experience
Hospital Credentialed for Allogeneic and Autologous Hematopoietic Stem Cell Transplantation and Bone Marrow Harvest (2014)
Senior Clinical Fellow, Pediatric Blood/Marrow Transplantation (NUH, Singapore 2010-2011)
Clinical Fellow, Pediatric Hematology/Oncology (NUH, Singapore 2003-2007)
Asst Quality Officer, Paediatric Oncology and Blood / Marrow Transplantation (BMT) Programme [FACT accredited programme], National University Hospital

Journals & Publications

Selected Publications:
1. Liu ID, Tan PL, Tan CX, Isa MS, Lau PY, Yeo WS, Chaturvedi S, Villegas MS, Ng KH, Yap HK, Ng SB. Metachronous B-cell and T-cell post-transplant lymphoproliferative disorders with features of chronic active Epstein-Barr virus infection. Am J Hematol. 2015 Jul 15. doi: 10.1002/ajh.24122
2. PL Tan, LM Lim, C Khan Lian, MS Villegas. A single Center experience of cytomegalovirus. infections in Asian Pediatric patients undergoing allogeneic hematopoietic transplant for leukemia in Singapore. Transplant Infectious Diseases 2014 0;1-5.
3. BMT Guidebook: guide for patients, 2014 1st ed.
4. Chen J, Lee V, Luo CJ, Chiang AK, Hongeng S, Tan PL, Tan AM, Sanpakit K, Li CF, Lee AC, Chua HC, Okamoto Y. Allogeneic stem cell transplantation for children with acquired severe aplastic anaemia: a retrospective study by the Viva-Asia Blood and Marrow Transplantation Group. Br J Haematol. 2013 Aug;162(3):383-91. doi: 10.1111/bjh.12405. Epub 2013 Jun 5.
5. Orientation Handbook for Pediatric Hematology/Oncology/BMT Rotation Junior Doctors. December 2010, Rev April 2013.

Selected Scientific Publications:
1. Establishing a Hematopoietic Stem Cell Transplant Late-Effects Programme for Local and Regional Patients in a Single Center in Singapore. Cing KL, Mariflor Villegas, Tan PL, Doris Tan, Evelyn Goh Joy DC .Singapore20th Congress of the Asia Pacific Blood and Marrow Transplantation Okinawa, Japan. 29-31 October 2015.
2. Mariflor S. Villegas, Cing Khan Lian Poh-Lin Tan. Response to immunization with hepatitis B, varicella, measles, mumps and rubella in pediatric patients after hematopoietic stem cell transplantation. 41st Annual Meeting of the European Group for Blood and Marrow Transplantation, 22 to 25 March, Istanbul - Turkey.
3. MS Villegas, WL Seo, HS Chua, TC Quah, A Yeoh and PL Tan. Fludarabine, Busulfan and Melphalan Conditioning in Pediatric Myeloid Malignancies Undergoing Hematopoietic Stem Cell Transplantation. 40th Annual Meeting of the European Group for Blood and Marrow Transplantation, Milan, Italy, 30 March -2 April.
4. MS Villegas, HS Chua, SH Quak, M Aw, PL Tan. Diagnostic Utility of Endoscopy in Gastrointestinal Graft-versus-Host Disease After Paediatric Blood and Marrow Transplantation. 39th Annual Meeting of the European Group for Blood and Marrow Transplantation, London, UK, 7 April -10April 2013.
5. PL Tan, MS Villegas, SP Chen, TG Soh, P Law, R Tan, M Yawata, EC Smith, D Campana. Treatment of Refractory Acute Myeloid Leukaemia with Alloreactive Natural Killer Cell Conditioning Followed by 2Gy TBI and Stem Cell Transplant. 39th Annual Meeting of the European Group for Blood and Marrow Transplantation, London, UK, 7April -10April 2013.

Professional Memberships

VIVA-Asia Blood/ Marrow Transplant Consortium (VABMT)

1E Kent Ridge Road, NUHS Tower Block, Singapore 119228
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