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Clin Assoc Prof Arjandas Mahadev

Clin Assoc Prof Mahadev Arjandas


Senior Consultant

KK Women's and Children's Hospital

Specialty: Paediatric Orthopaedic Surgery

Clinical Interest: Paediatric Foot, Paediatric Hip, Lower Limb Length and Angular Discrepancies, Paediatric Trauma

Conditions Treated by this Doctor:
Abnormalities in Gait (Walking e.g. Limping, Outoeing and Intoeing), Bow Leg, Clubfoot, Congenital Hip Dislocation (Baby), Congenital Muscular Torticollis (Baby), Congenital Talipes Equino Varus (Club Foot), Flat Feet, Foot Deformities, Fractures of Upper and Lower Limb, Knock Knee, Lower Limb Problems in Cerebral Palsy.

Clinical Appointments

  • Senior Consultant Department of Orthopaedic Surgery KK Women's and Children's HospitalKK Women's and Children's Hospital

Academic Appointments

  • Academic Vice Chair, Education SingHealth Duke-NUS Musculoskeletal Sciences Academic Clinical Programme


Adj Assoc Prof Arjandas Mahadev is a pioneer in full time Paediatric Orthopaedic practice treating exclusively children with bone and joint disorders in Singapore.

He obtained his basic medical degree, the MBSS, from the National University of Singapore in 1992 followed by his Postgraduate degree in General Surgery, the FRCS (Edinburgh) in 1996. He has been an accredited Specialist in Orthopaedic after finishing his Advanced Specialist Training in Orthopaedics since 2001.

He did his clinical fellowship in Paediatric Orthopaedic at the world renowned a Rady Children's Hospital, San Diego in 2001 with some of the most influential educators and surgeons in the field of Paediatric Orthopaedics globally.

Upon returning from his Fellowship in 2002, he became the first surgeon to practice Paediatric Orthopaedics exclusively in Singapore.

His areas of special interests within Paediatric Orthopaedics include:-

  • Foot deformities e.g. clubfeet and flat feet
  • Hip problems e.g. Developmental Dysplasia of the Hips (DDH)
  • Limb deformities and malignments (attended the Baltimore Limb Deformity Course in September 2010)
  • Cerebral Palsy and its limb complications
  • Paediatric fractures


  • Graduate Diploma in Management and Leadership (SMU) 2012
  • Fellowship in Paediatric Orthopaedics (Rady Children’s Hospital San Diego, USA) 2001
  • FRCS (Edinburgh) 1996
  • MBBS National University of Singapore 1992

Professional Appointments and Committee Memberships

  • Member of Education Strategic Development Committee (SingHealth Duke-NUS Academic Medical Centre), 2018 to present
  • Member of Education Council (SingHealth Duke-NUS Academic Medical Centre), 2018 to present
  • Adjunct Associate Professor, Lee Kong Chian School of Medicine, 2018 to present
  • Physician Faculty Member, National Healthcare Group (NHG) Orthopaedic Surgery Residency Program, 2018 to present
  • Member of College of Clinical Medicine Education Council, 2017 to present
  • Member of SGH Education Council, 2016 to 2018
  • Adjunct Associate Professor, Duke-NUS Medical School, 2015 to present
  • Adjunct Associate Professor, Yong Loo Lin School of Medicine, NUS Department of Orthopaedic Surgery, 2015 to present
  • Associate Programme Director, SingHealth Residency Program (Orthopaedic Surgery), 2011 to present
  • Visiting Consultant to SGH Department of Orthopaedic Surgery, since 2012
  • Visiting Consultant to SGH Neonatology, since 2009
  • Senior Consultant, Department of Orthopaedic Surgery, KKH, 2008 to present
  • Corresponding Member of Paediatric Orthopaedic Society of North America (POSNA), 2007 to present
  • Council Member of Asia Pacific Orthopaedic Association (Paediatric Section), 2011 to present
  • Member of Singapore Orthopaedic Association, 1998 to present
  • Honorary Secretary of Chapter of Orthopaedic Surgeons, College of Surgeons, Singapore, 2011 to present
  • Committee Member of Education Council (SingHealth), 2016 to present
  • Leadership Mentor of KKH’s Mentoring Initiative for Clinicians, 2014 to 2015
  • Member of Cluster OTMS Roadmap Workgroup, 2013 to present
  • Member of Academic Medicine Education Institute (AM•EI), 2013 to present
  • Bronze Member of AO Trauma Network, 2012 to present
  • Member of Cluster RISPACS Steering Committee, 2012 to present
  • Co-Chairman of Cluster IMS Steering Committee, 2011
  • Specialist Training Committee Member (STC) (Orthopaedic Surgery), 2010 to 2011
  • Fellow of the Academy of Medicine, 2001 to present


  • SingHeatlh Residency RiSE Award, Quality Improvement Project award, 2019
  • National Day Award, Long Service Award, 2018
  • P Balasubramaniam Young Orthopaedic Investigator’s Award 2017 for Best Paper, 3 Nov 17
  • Singapore Health Quality Service Award 2018 - Best Team Merit (Clinical Practice Improvement), 27 Oct 17
  • SingHealth Financial Counselling Task Force - You Shine Award, 19 Oct 16
  • SingHealth Residency RiSE Award - Outstanding Faculty Award, 13 Aug 15
  • National University of Singapore, Orthopaedic Teaching Excellence Award - Academic Year 2012/2013, Academic Year 2013/2014 & Academic Year 2014/2015, 21 Jul 15
  • AM•EI Golden Apple Award 2017 - Nominee for Outstanding Educator Award, 2016 and 2017
  • Singapore Health Quality Service Award - Gold Award (Apr 14 - Mar 15), 26 Jan 16
  • Service from the Heart Award (Jan - Jun 2014), 18 Nov 14
  • Yong Loo Lin School of Medicine, Dean’s Award for Teaching Excellence - Academic Year 2011/2012, 24 Sep 13
  • KKH 20 Years Long Service Award 2013
  • The Spastic Children’s Association of Singapore - Distinguished Service Award, 13 Oct 12
  • Singapore Health Quality Service Award - Star Award (Apr 10 - Mar 11), 10 May 12
  • Service from the Heart Award (Jul - Dec 2011), 22 Mar 12
  • The Spastic Children’s Association of Singapore - MCYS 5 Years Long Service Award, 15 Oct 11
  • Service from the Heart Award (Jul - Dec 2010)
  • Excellent Service Award 2009 - Healthcare Industry Superstar Nominee & Star Award, 24 Nov 09
  • Service from the Heart Award FY 2009 Q2
  • Service from the Heart Award FY 2008 Q3, 5 Feb 09
  • Awarded Best Poster at the 4th KKH Combined ASM. Title: The costs of sustaining playground related extremity fractures in Singapore, 25 - 26 Jul 08
  • Service from the Heart Award 2007, 14 May 08
  • Service from the Heart Award 2006 Q2
  • Service from the Heart Award FY 2004
  • Excellent Service Star Award 2006, 8 Nov 06
  • Excellent Service Gold Award 2005, 31 Oct 05
  • KKH 10 Years Long Service Award 2003
  • Singapore Medical Council Recognition Award for Continuing Medical Education 2002
  • Singapore Medical Council Recognition Award for Continuing Medical Education 2000

Research Interests

  • Paediatric trauma
  • Paediatric radiologic parameters
  • Application of AI for orthopaedic imaging
  • Protocols for paediatric orthopaedic developmental conditions


  • Li Zongxian, Kenneth Wong Pak Leung, Jeannie Wong Leh Ying, Kevin Lim Boon Leong, Arjandas Mahadev
    The Utility Of Mini C-Arm In The Fixation Of Unstable Paediatric Supracondylar Humeral Fractures
    Injury (accepted - Sep 2019)
  • KPL Wong, EM Chew, A Mahadev
    Sliding the Medial Pin: A Safer Approach to Cross-pinning Humerus Supracondylar Fractures?
    Techniques in Hand & Upper Extremity Surgery, Volume 23, Number 3, September 2019
  • KY Lam, A Mahadev
    Combined lateral condyle mass and olecranon fractures: A proposed treatment algorithm and surgical technique
    Journal of Orthopaedic Surgery, 2019
  • KPL Wong, JLY Wong, A Mahadev
    Playground-related Extremity Fractures in an Asian Setting over the Last Decade–Are We Safe?
    Journal of Epidemiology and Global Health, 2019
  • Wu Chean Lee, Gera Sumanth, Mahadev Arjandas
    Developmental dysplasia of the hip - why are we still operating on them? A plea for institutional newborn clinical screening.
    Singapore Medical Journal 2019; 60(3): 150-153
  • Wu Chean Lee, Suraya Zainul-Abidin, Yu Heng Kwan, Kai Yet Lam, Arjandas Mahadev
    Prophylactic fixation or surveillance: predicting subsequent displacement of lateral condyle of humeral fractures based on soft tissue swelling
    Journal of Shoulder and Elbow Surgery (2018)
  • Yong Chiang Kang, Mahadev Arjandas, Lam Chuan Teoh
    Revisiting the Elastic Band Tourniquet in Pediatric Upper Limb Surgery
    Techniques in Hand & Upper Extremity Surgery. Volume 22, Number 2, June 2018
  • Andrew Chia Chen Chou, Ho Yin Kevin Wong, Sumanth Kumar, Arjandas Mahadev
    Using the medial and lateral humeral lines as an adjunct to intra-operative elbow arthrography to guide intraoperative reduction and fixation of distal humerus physeal separations reduces the incidence of post-operative cubitus varus
    J Pediatr Orthop. Volume 38, Number 5, May/June 2018, pg. 262-266
  • KY Lam, Collin Looi, A Mahadev
    Paediatric First-Time Patella Dislocators: An Approach to Conservative Management
    Journal of Orthopaedics, Trauma and Rehabilitation, Volume 23, December 2017, Pages 30-33
  • Andrew Chia Chen Chou, Arjandas Mahadev
    Acute Bacterial Osteomyelitis in Children
    Journal of Orthopaedic Surgery 24.2 (Aug 2016): 250-252
  • Andrew Chia Chen Chou, Arjandas Mahadev
    The use of C-reactive protein as a guide for transitioning to oral antibiotics in paediatric osteoarticular infections
    Journal of Pediatric Orthopaedics 2016; 36(2):173-177
  • Elis Yuexian Lee, Jean Yin Oh, Chia Yin Chong, Jonathan Tze Liang Choo, Arjandas Mahadev, Natalie Woon Hui Tan
    A Case of Atypical Kawasaki Disease With Myositis
    Global Pediatric Health, January-December 2015, Vol 2: 1-6
  • Sumanth Kumar Gera, Rakesh Raveendran, Arjandas Mahadev
    Pattern of fractures in non-accidental injuries in the pediatric population in Singapore
    Clinics in Orthopedic Surgery 2014;6:432-438
  • Muhammad Farhan bin Mohd Fadil, Arjandas Mahadev, Sumanth Kumar Gera
    Radial head and neck injuries in children with elbow dislocations: a report of three cases
    J Orthop Surg (Hong Kong). 2014 Aug;22(2):252-6
  • XL Chong, M Ashik, Arjandas M
    Obturator Internus Pyomyositis in A Child: A Case Report
    Malaysian Orthopaedic Journal 2014 Vol 8 No 1
  • May Fong Mak, Wenyun Li, Arjandas Mahadev
    Calamine lotion to reduce skin irritation in children with cast immobilisation
    Journal of Orthopaedic Surgery 2013;21(2):221-5
  • Adrian Chong Beng Tan, Roland Weng Wah Chong, Arjandas Mahadev
    Triplane fractures of the distal tibia in children
    Journal of Orthopaedic Surgery 2013;21(1):55-9
  • Vincent Khwee-Soon Tay, P. Chandra Mohan, Wendy Kein Meng Liew, Arjandas Mahadev & Kiang Hiong Tay
    Foot Drop after Ethanol Embolization of Calf Vascular Malformation: A Lesson on Nerve Injury CardioVascular and Interventional Radiology: ISSN 0174-1551, Volume 36, Number 4
    Cardiovasc Intervent Radiol (Aug 2013), 36:1165-1171, DOI 10.1007/s00270-012-0471-4
  • Kai Yet Lam, MBBS, MRCS, Gera Sumanth Kumar, MBBS, MS Ortho, MRCS (Ed), and Arjandas Mahadev, MBBS, M Med Ortho, FRCSEd (Orthopaedic Surgery)
    Severity of Playground-related Fractures: More Than Just Playground Factors?
    J Pediatr Orthop. Volume 33, Number 3, April/May 2013
  • Reuben Chee Cheong Soh, D. Khawn Tawng, Arjandas Mahadev
    Pulse Oximetry for the Diagnosis and Prediction for Surgical Exploration in the Pulseless
    Perfused Hand as a Result of Supracondylar Fractures of the Distal Humerus
    Clinics in Orthopedic Surgery 2013;5:74-81
  • Kee Leong Ong, Arjandas Mahadev
    Cannulated cancellous screw fixation for capitellum fractures in adolescents
    Journal of Orthopaedic Surgery 2011;19(3):346-9
  • Tan BH, Mahadev A
    Radial neck fractures in children
    J Orthop Surg (Hong Kong). 2011 Aug;19(2):209-12
  • K.W.P. Leung, A. Mahadev
    The cost of sustaining playground related extremity fractures in Singapore
    Injury, Int. J Care Injured. 2011 April; 42(4): 352-355
  • Tay D, Mahadev A
    An unexpected outcome following radial head excision for Jeffrey type II fracture-dislocation of the proximal radius in a child
    Ann Acad Med Singapore. 2010 Sep; 39(9): 742-3
  • Guo Xun Gao, A Mahadev, KS Lam, EH Lee
    PA5 : Manipulative reduction and fixation with a single screw for slipped capital femoral epiphysis Journal of Bone & Joint Surgery, Br 2010 vol. 92-B no. SUPP I 205
  • Tey IK, Mahadev A, Lim KBL, Lee EH, Saminathan SN
    Active Unicameral Bone Cysts in the Upper Limb Are At Greater Risk of Fracture
    J Orthop Surg (Hong Kong). 2009 Aug;17(2):157-60
  • Babu MK, Lee P, Mahadev A, Lee EH
    Congenital bilateral sternocleidomastoid contracture: a case report
    J Pediatr Orthop B. 2009 May; 18(3): 145-7
  • Mahadev A, Munajat I, Mansor A, Hui JH
    Combined Lateral and Transcuneiform without Medial Osteotomy for Residual Clubfoot for Children
    Clin Orthop Relat Res. 2009; 467(5): 1319-25
  • Lim YJ, Kagda F, Lam KS, Hui JH, Lim KB, Mahadev A, Lee EH
    Demographics and clinical presentation of slipped capital femoral epiphysis in Singapore: comparing the East with the West
    J Pediatr Orthop B. 2008 Nov; 17(6): 289-92
  • Lau LL, Mahadev A, Hui JH
    Common lower limb sport-related overuse injuries in young athletes
    Ann Acad Med Singapore. 2008 Apr; 37(4): 315-9
  • Gao GX, Mahadev A, Lee EH
    Sleeve fracture of the patella in children
    J Orthop Surg (Hong Kong). 2008 Apr; 16(1): 43-6
  • Kevin Boon Leong LIM, James Hoi Po HUI, Arjandas MAHADEV, Eng-Hin LEE
    Fractures in the Medial Epicondyle in Children: A Plea for Conservatism
    J Jpn Ped Orthop Ass. 2008 Feb 15; 17(1): 147-50
  • Lim YJ, Lam KS, Lim KB, Mahadev A, Lee EH
    Management outcome and the role of manipulation in slipped capital femoral epiphysis
    J Orthop Surg (Hong Kong). 2007 Dec; 15(3): 334-8
  • Lee YH, Lim KB, Gao GX, Mahadev A, Lam KS, Tan SB, Lee EH
    Traction and spica casting for closed femoral shaft fractures in children
    J Orthop Surg (Hong Kong). 2007 Apr; 15(1): 37-40
  • Oh D, Arjandas M, Lim KB, Lee EH
    Heelys injuries in children
    Singapore Med J. 2006 May; 47(5): 373-5
  • Liu X, Kim W, Drerup B, Mahadev A
    Tibial torsion measurement by surface curvature
    Clin Biomech (Bristol, Avon). 2005 May; 20(4): 443-50
  • Mahadev A, Soon MY, Lam KS
    Monkey bars are for monkeys: a study on playground equipment related extremity fractures in Singapore
    Singapore Med J. 2004 Jan; 45(1): 9-13
  • Wong MK, Arjandas, Ching LK, Lim SL, Lo NN
    Osteoporotic hip fractures in Singapore – costs and patient’s outcome
    Ann Acad Med Singapore. 2002 Jan; 31(1): 3-7
  • Mahadev A, Mahara DP, Chang P, Mitra AK, Tay Bk, Sim CS
    Autogenous osteochondral morselised grafts for full thickness osteochondral defects in the knee joints of pigs
    Singapore Med J. 2001 Sep: 42(9): 410-6
  • Ooi SB, Kour NW, Mahadev A
    Haematuria in the diagnosis of urinary calculi
    Ann Acad Med Singapore. 1998 Mar; 27(2): 210-4
    Erratum in: Ann Acad Med Singapore 1998 Jul; 27(4): 606

Research Trials