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Thaschawee (Tash) Arkachaisri
Assoc Prof Thaschawee (Tash) Arkachaisri
KK Women's and Children's Hospital
Medicine: Dept of Paediatric Subspecialties, Rheumatology & Immunology
Head and Senior Consultant
MD,FACR, Dip American Board of Pediatrics, Dip American Board of Allergy/Immunology, Dip American Subboard of Pediatric Rheumatology

  • Certificate in Clinical Research, University of Pittsburgh School of Medicine 

    • 2005

  • Diplomate of the American Subboard of Pediatric Rheumatology, Division of Pediatric Rheumatology Hospital for Special Surgery and Sanford Weill Medical College of Cornell University, New York 

    • 2000

  • Diplomate of the American Board of Allergy and Immunology, Division of Allergy/Immunology and Rheumatology, Children’s Hospital of Buffalo and SUNY at Buffalo, NY 

    • 1998

  • Diplomate of the American Board of Pediatrics, Department of Pediatrics, University of Illinois College of Medicine at Chicago 

    • 1996

  • MD (1ST Class Hon.), Faculty of Medicine Ramathibodi Hospital Mahidol University, Thailand 

    • 1991

Professional Appointments and Committee Memberships

  • Head, Department of Paediatric Subspecialties, Rheumatology/Immunology Service 

    • 2009-present


  • Senior Consultant, Department of Paediatric Subspecialties, Rheumatology/Immunology Service 

    • 2009-present


  • Member, Pediatric Workgroup for Joint Examination with ABMS 

    • 2010-present


  • Faculty Coordinator, Duke-NUS GMS Pediatric Elective Clerkship 

    • 2010-present


  • Core Faculty, ACGME Pediatric Residency Training Program, Singhealth Singapore 

    • 2009-present


  • Chair, Pediatric Residency Selection Committee


  • Chair, Pediatric Residency Curriculum Committee


  • Chair, Program Evaluation  Committee


  • Fellow, American Academy of Pediatrics


  • Fellow, American College of Rheumatology


  • Member, CARRA (Childhood Arthritis and Rheumatology Research Alliance) 

    • 2009-present


  • Member - Thai Rheumatism Association


  • Member, Pediatric Association of Thailand 

    • 2004-present


  • Member, American Academy ofAllergy, Asthma and Immunology 

    • 2002-present


  • Member, American College of Allergy, Asthma and Immunology 

    • 2001-present


  • Member, American Academy of Pediatrics 

    • 2001-present


  • Member, Medical Council of Thailand

    • 2001-present


  • Member, Ramathibodi Medical Alumni 

    • 1998-present


  • Duke-NUS Appreciation Awards (Most Knowledgeable Faculty) 

    • 2010


  • America’s Top Pediatrician, Consumers’ Research Council of America 

    • 2008


  • America’s Top Physician, Consumers’ Research Council of America 

    • 2006


  • America’s Top Physician, Consumers’ Research Council of America 

    • 2007


  • Five-Star Pediatrics Physician-level Patient Perception Award 

    • 2005


  • Four-Star Pediatrics Physician-level Patient Perception Award 

    • 2006


  • Five-Star Pediatrics Physician-level Patient Perception Award 

    • 2007


  • Patient Satisfaction Award in Outstanding Achievement in Patient Care 

    • 2004


  • Patient Satisfaction Award in Outstanding Achievement in Patient Care 

    • 2005


  • Big Brother Award (for the excellence in teaching during residency years) 

    • 1996   


  • MD, First Class Honors 

    • 1991


  • Outstanding Award (Highest GPA, Medical School Years) 

    • 1991

Publications and Research Trials

Referred articles


  1. Karnsakul W, Skitarelic K, Gillespie S, Arkachaisri T. Isolated Positive Anti-gliadin Immunoglobin A Antibody in Children with Gastrointestinal Symptoms. Turkish J Gastroenterol (in press).

  2. Loh AHP, Ong LY, Liew WK, Arkachaisri T, Lee VKM, Narasmhan KL, Jacobsen AS. Multiple indomethacin-induced colonic perforations in an adolescent. Singapore Med J. (in press)

  3. Arkachaisri T. Pediatric Rheumatology in Southeast Asia: Insights from Singapore Experience. Curr Rheum Rep. 2010;14(2):

  4. Torok KS, Arkachaisri T. Autoimmune thyroiditis in antinuclear antibody positive children without rheumatologic disease. Pediatric Rheumatology. 2010;8:15

  5. Arkachaisri T, Torok KS, Vilaiyuk S, Medsger, Jr TA. Development and Initial Validation of the Localized Scleroderma Skin Damage Index (LoSDI) and Physician Global Assessment of Disease Damage: a Proof-of-Concept Study. Rheumatology 2010;49(2):373-381 

  6. Arkachaisri T, Vilaiyuk S, Li S, O'Neil KM, Pope E, Higgins G, Punaro M, Rabinovich E, Rosenkranz M, Kietz DA, Rosen P, Spalding SJ, Hennon T, Torok KS, Cassidy E, Medsger, Jr TA, Localized Scleroderma Clinical and Ultrasound Study Group. Localized Scleroderma Skin Severity Index (LoSSI): Work-in-progress toward the development of Localized Scleroderma Cutaneous Assessment Tool. J Rheumatol 2009;36(12):2819-29

  7. Cabral DA, Uribe AG, Benseler S, O’Neil KM , Hashkes PJ, Higgins G, Zeft AS, Lovell DJ, Kingsbury D, Stevens A, McCurdy D, Chira P, Abramson L, Arkachaisri T, Campillo S, Eberhard A, Hersh A, Huber AM, Kim S, Klein-Gitelman M, Levy D, Li SC, Mason T, Morgan De Witt E, Muscal E, Nassi L, Reiff A, Schikler K, Singer NG, Wahezi D, Woodward A, for the ARChiVe investigator’s Network. Presentation Classification, Presentation and initial Treatment of Wegener’s Granulomatosis in Childhood: An ARChiVe Project. Arthritis Rheum 2009;60(11):3413-3424 

  8. Giannini EH, Ilowite NT, Lovell DJ, Wallace CA, Rabinovich CE, Reiff A, Higgins G, Gottlieb B, Singer NG, Chon Y, Lin SL, Baumgartner SW; Pediatric Rheumatology Collaborative Study Group - Arkachaisri T, Bowyer S, Dent P, Duffy CM, Henrickson M, Jung LK, Lang B, Kimura Y, Kingsbury D, Knibbe P, Kurahara D, Olson J, Petty RE, Wagner-Weiner L, Rose C, Rosenberg A, Sandborg C, Schanberg L. Long-term safety and effectiveness of etanercept in children with selected categories of juvenile idiopathic arthritis. Arthritis Rheum. 2009 Sep;60(9):2794-804.

  9. Spalding SJ, Cambria M, Teot L, Arkachaisri T. Distinguishing Wegener’s Granulomatosis from necrotizing community acquired pneumonia: A case report and comparison of radiographic findings. Ped Pulmonology. 2009 Feb;44(2):195-197

  10. Arkachaisri T, Fertig N, Pino S, Medsger, Jr TA. Serum Autoantibodies and Their Clinical Associations in Patients with Childhood and Adult Onset Linear Scleroderma. A Single Center Study. J Rheum. 2008;35(12):2439-44

  11. Arkachaisri T, Pino S. Localized Scleroderma Severity Index (LoSSI) and Global Assessments: A Pilot Study of Outcome Instruments. J Rheum. 2008;35(4):650-7

  12. Behrens EM, Beukelman T, Gallo L, Spangler J, Rosenkranz M, Arkachaisri T, Ayala R, Groh B, Finkel TH, Cron RQ. Evaluation of the Presentation of Systemic Onset Juvenile Rheumatoid Arthritis: Data from the Pennsylvania Systemic Onset Juvenile Arthritis Registry (PASOJAR). J Rheumatol 2008 Feb;35(2):343-348. 

  13. Spalding SJ, Hennon T, Dohar J, Arkachaisri T. Neonatal lupus erythematosus complicated by mucocutaneous and visceral hemangiomas. Lupus. 2007;16(11):904-7. 

  14. Karnsakul W, Arkachaisri T, Atisook K, Wisuthsarewong W, Sattawatthamrong Y, Aanpreung P. Vanishing bile duct syndrome in a child with toxic epidermal necrolysis: an interplay of unbalanced immune regulatory mechanisms. Ann Hepatol. 2006 Apr-Jun;5(2):116-9.

  15. Scalapino K, Arkachaisri T, Lucas M, Fertig N, Helfrich DJ, Londino AV Jr, Steen VD, Medsger TA Jr. Childhood onset systemic sclerosis: classification, clinical and serologic features, and survival in comparison with adult onset disease. J Rheumatol. 2006 May;33(5):1004-13. 

  16. Arkachaisri T. Pediatric Rheumatology in Asia: The Thai Experience. Ped Rheum Online J. 2004:May/June.

  17. Zuniga R, Markowitz GS, Arkachaisri T, Imperatore EA, D’Agati VD, Salmon JE. The relationship between the composition of immune deposits and Fc? receptor type IIA alleles. Arthritis Rheum 2003;48(2):460-470

  18. Arkachaisri T. Serum sickness and hepatitis B vaccine including review of the literature. J Med Assoc Thai 2002;85(Suppl 2):S607-612

  19. Arkachaisri T, Manuskiatti W, Sathapatayawongse B, et al. Usage of new antimicrobial agents in Ramathibodi Hospital. Rama Med J.1993;16,120-125


Reviews, invited published papers, books and book chapters


  1. Arkachaisri T. Current concept and update in the treatment of juvenile idiopathic arthritis. In: Annual Proceedings of Thai Rheumatology Association. Arkasilp S. Ed.  Chuanpim Publisher. 2004: 81-100

  2. Arkachaisri T. Childhood Arthritis. In: Clinical Practice in Pediatrics: an update Wisitsunthorn N et al. Ed. 2002:151-158

  3. Arkachaisri T. Chronic Arthritis in Children: Diagnosis and Treatment  In: Annual Proceedinsg of Thai Rheumatology Association. Na-Nakara R et al. Ed. Chuanpim Publisher  2001:1-10

  4. Arkachaisri T. Chronic Childhood Arthritis In: Rheumatology for the Non-Rheumatologist. Arkasilp S. Ed.  Chuanpim Publisher. 2001: 51-57. 

  5. Arkachaisri T. Neonatal Lupus Erythematosus. In: Annual Proceedings of Thai Rheumatology Association Aussawathanawadee P, Arkasilp S. Ed . Chuanpim Publisher 2001:98-113

  6. Arkachaisri T. Chronic childhood arthritis: an update. Siriraj Hosp Gaz. 2001,53(11):822-826

  7. Arkachaisri T. Nimesulide suspension. Medical Time, 2001, August;43:61-63

  8. Arkachaisri T. Pediatric Rheumatology: Old diseases, but a New Division. Siriraj Gaz.2001,53(3): 173-174. 

  9. Arkachaisri T, Lehman TJA. Low bone mass in children: who is at risk, and what can be done?      J Musculoskel Med. 2001, 18:357-364 

  10. Arkachaisri T, Lehman TJA. Use of Biologics in the Treatment of Childhood Rheumatic Diseases. Current Rheumatology Reports. 2000;2:330-336.

  11. Arkachaisri T, Lehman TJA. Systemic Lupus Erythematosus and related Disorders of Childhood. Curr Opin Rheumatol. 1999;11, 384-392

  12. Arkachaisri T, Ballow M. Intravenous Immune Globulin in Autoimmune and Allergic Diseases. Can J Allergy Immunol. 2000;5(2):60-68.

  13. Arkachaisri T, Ballow M. Developmental Immunology of the Newborn. Immunol Allergy Clin North Am. 1999;19(2):253-279.

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