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Clin Assoc Prof Anette Jacobsen

Clin Assoc Prof Jacobsen Anette Sundfor

MB BCh BAO, LRCP & SI, FRCS (Edin), MMed (Surgery), FAMS (Paeds Surgery)

Senior Consultant

Specialty: Paediatric Surgery

Clinical Interest: Minimally Invasive Surgery, Paediatric Urology

Conditions Treated by this Doctor:
Circumcision, Hernias & Hydrocoele (Child), Hydronephrosis, Inguinal Hernia (Child), Penis Abnormality (Hypospadias), Urinary Incontinence, Urinary Incontinence, Urinary Tract Infection (UTI).

Clinical Appointments

  • Senior Consultant Children's Surgery Centre KK Women's and Children's HospitalKK Women's and Children's Hospital


A/Prof Anette S Jacobsen is a senior consultant in Department of Paediatric Surgery and Clinical Director of International Medical Program at KK Women’s and Children’s Hospital. She is also the Clinical Educator Lead (Medicine), Education Office. She is a Clinical Associate Professor and Associate Dean of Yong Loo Lin School of Medicine. National University of Singapore as well as Adjunct Associate Professor of DUKE-NUS Graduate Medical School.

A/Prof Jacobsen spearheaded the development of Minimally Invasive Surgery and also developed the Urodynamic Service and dysfunctional voiding clinic in KKH. She is actively involved in the teaching and training Paediatric Urology educational programmes in Singapore and in the region. She has a strong and continuing interest in Surgical Outreach, leading and conducting surgical missions to Laos, Myanmar, Cambodia, India and Indonesia.


  • FAMS Academy of Medicine Singapore 1996
  • MMed (Surgery) National University of Singapore 1989
  • FRCS (Edinburgh) 1988
  • FRCS (Part 1) Royal College of Surgeons 1985
  • MB BCh BAO, LRCP & SI Royal College of Surgeons 1983

Professional Appointments and Committee Memberships

  • Clinical Educator Lead (Medicine), Education Office KK Women's and Children's Hospital
  • Clinical Associate Professor, NUS Yong Loo Lin School of Medicine
  • Adjunct Associate Professor, Duke-NUS Graduate School of Medicine
  • Member, Post Graduate Year 1 Taskforce, KKH 2016 - Current
  • Member, MOH Advisory Committee on Transplantation 2016 - Present
  • Member, Academic Clinical Program Nomination & Appointments Committee (ANAC), KKH 2015 - Present
  • Panel Member, Disciplinary Committee, Singapore Medical Council 2014 - 2016
  • Alternate Chairman, SingHealth Surgical and Procedural Safety Workshop (SSPSW), SingHealth 2014 - Present
  • Chairman,Product Evaluation & Standardization Committee (PESC), Medical Device Committee, KKH 2005 - Present
  • Member, Executive Committee (EXCO), KKH Present
  • Member, Medical Board, KKH Present
  • Senior Consultant, Department of Paediatrics Surgery, KK Women’s and Children’s Hospital 2003 - Present


  • Health Manpower Development Plan – Transition Care 2016
  • SHQSA Star Award 2013
  • Healthcare Humanities Award 2013
  • Singapore Medical Journal Reviewer Recognition Award 2012
  • EXSA Star Award for Service Excellence 2004
  • Best Free Paper KKH Scientific Meeting 1999
  • Health Manpower Development Plan – Paediatric Surgery 1992
  • Council Medal Royal College of Surgeons in Ireland 1983

Research Interests


  • Understanding Experiences of Youth Growing Up with Anorectal Malformation or Hirschsprung's Disease to Inform Transition Care: A Qualitative In-Depth Interview Study. Shireen A Nah, Phaik Ong CC, D Lie, VJ Marimuttu, J Hong, TL Yap, Y Low, AS Jacobsen. Eur J Pediatr Surg. Feb 2018;28(1):67-74
  • Anorectal malformation & Hirschsprung’s disease: A cross-sectional comparison of quality of life and bowel function to healthy controls. Shireen A Nah, Phaik Ong CC, Seyed E Saffari, LY Ong, TL Yap, Y Low, AS Jacobsen. Journal of Pediatric Surgery. September 2017
  • Comment: Acute appendicitis with a mass: the evidence is here. AS Jacobsen. The Lancet Gastroenterology & Hepatology. April 2017; 2 (4): 236-237
  • STING versus HIT technique of endoscopic treatment for vesicoureteral reflux: A systemat review and meta-analysis. TL Yap, Y Chen, Shireen A Nah, Phaik Ong CC, AS Jacobsen, Y Low. Journal of Pediatric Surgery. December 2016; 51 (12): 2015–2020
  • Undescended testis: level of knowledge among potential referring healthcare providers. YL Lim, Shireen A Nah, Narasimhan KL, TL Yap, Jacobsen AS, Y Low, CC Ong. J Paediatr Child Health. November 2015; 51 (11): 1109–1114
  • Incidence of Intussusception in Singaporean children aged <2 years: A hospital-based prospective study. Phua KB, Lee BW, Quak SH, Jacobsen AS, Teo H, Vadivelu-Pechai K, Gopala K, Liu Y. BMC Pediatr. 2013 Oct 8;13:161
  • What Happens to Me at the Hospital, Author: Jacobsen AS. Published by KKH, 2011
  • Prophylactic embolization of hepatic artery pseudoaneurysm after blunt abdominal trauma in child. Yi IK, Miao FL, Wong J, Narasimhan KL, Lo RH, Yee L, Stringer DA, Jacobsen AS. J Pediatr Surg. 2010 Apr;45(4):837-839
  • ‘Penis, Urethra and Genitalia’ Book Chapter in Hinman Atlas of Pediatric Urology (2nd Edition). (Editorial Commentary in Section 8, Circumcision (Chapter 29). Author: Jacobsen AS. Editor(s): Frank Hinman Jr and Laurence Baskin. Published in 2009
  • Laparoscopic appendicectomy in children: A trainee's perspective. Sai Prasad TR, Chui CH, Jacobsen AS. Ann Acad Med Singapore. 2006 Oct;35(10):694-697
  • ‘Hydronephrosis / Gental anomalies / Hypospadias / Vesicoureteric reflux’ Book Chapter in Pediatric Urology (in Mongolian). Author: Jacobsen AS. Editor(s): Erdenseteg Gotov. Published by Maternal and Child Medical Research Center, 2006
  • Colour Doppler ultrasonography replacing surgical exploration for acute scrotum: myth or reality? Lam WW, Yap TL, Jacobsen AS, Teo HJ. Pediatr Radiol. 2005 Jun;35(6):597-600
  • Carbon dioxide laser circumcisions for children. How ACSW, Ong CCP, Jacobsen AS, Joseph VT. Pediatr Surg Int (2003) 19: 11–13
  • ‘Urinary Incontinence in Children’ Book Chapter in Clinical Handbook for the Management of Incontinence. Chapter 11, pp. 82 – 95. Author: Jacobsen AS. Editor(s): Chin CM. Published by Society for Continence, 2001
  • The calcifying epithelioma of Malherbe in children: A 15 year experience. Jacobsen AS, Bowen J, Bruce J, Gough DCS. Pediatr Surg Int (1995) 10: 44

Research Trials

  • Do patients with transitional zone pull-through (TZPT) have worse Bowel Function Score (BFS) and quality of life (QOL) compared to ganglionic pull-through?
    Principal Investigator: Dr Cheong Yee Ling
    A collaborative multicentre open-label, non-inferiority, randomized controlled trial comparing appendectomy versus non-operative treatment for acute uncomplicated appendicitis in children.
    Principal Investigator: Dr Nah Shireen Anne Han Yien
  • An Open-label, Baseline-controlled, Multicentre, Phase 3 Dose-titration Study Followed by a Fixed-dose Observation Period to Evaluate Efficacy, Safety, Pharmacokinetics of Mirabegron in Children and Adolescents from 3 to Less Than 18 Years of Age with Neurogenic Detrusor Overactivity (NDO) on Clean Intermittent Catheterization (CIC)
    Principal Investigator: Dr Ong Choo Phaik Caroline
    Stoma or Intestinal Anastomosis for Necrotizing Enterocolitis of the Neonate: Multicentre Randomized Controlled Trial
    Principal Investigator: Dr Shireen Nah
  • SingHealth Foundation grant – CIRB approved
    The Impact of Hypospadias Surgery on Health Related Quality of Life in Asian Pre-Teens and Teenagers.
    Co-Investigator: A/Prof Anette Jacobsen
  • Seed Grant Application (SG1404)
    Design and development of percutaneous endoscopic guided vein harvesting system
  • Seed Grant Application (SG1403)
    Predictors of recurrent of patella dislocators – a prospective study.
  • Alfahydro Study
    12-week, multicenter, double-blind, randomized, placebo-controlled, parallel-group study to investigate the efficacy, pharmacodynamic and safety of two doses of alfuzosin (0.1 mg/kg/day; 0.2 mg/kg/day) in the treatment of children and adolescents 2 – 16 years of age with elevated detrusor leak point pressure of neuropathic etiology followed by a 40-week open-label extension
    Co-Investigator: A/Prof Anette Jacobsen
  • Alfachin Study
    12-week, multicenter, double-blind, randomized, placebo-controlled, parallel-group study to investigate the efficacy, pharmacodynamic and safety of two doses of alfuzosin (0.1 mg/kg/day; 0.2 mg/kg/day) in the treatment of children and adolescents 2 – 16 years of age with elevated detrusor leak point pressure of neuropathic etiology followed by a 40-week open-label extension.
    Co-Investigator: A/Prof Anette Jacobsen
  • NMRC sponsored study
    MR-MCU project
    Principal Investigator: Dr Teh HS
  • Glaxo Smith-Kleine Biological
    Prospective multicentre study
    Principal Investigator: Prof Phua Kong Boo