Personal profile
Biography
Joost Swart is a board certified paediatrician immunologist & rheumatologist. After receiving his Medical Degree (cum laude/ with Honour) from the University of Groningen in 1999, he finished his training as a paediatrician at the VU Medical Center in Amsterdam in 2006. His fellowship paediatric rheumatology-immunology was completed in 2008 in Utrecht. He worked as a paediatric rheumatologist for 3 years in both Reade and the VUmc in Amsterdam. In 2011 he came to work in the largest Dutch group of Pediatric Rheumatology / Immunology based in Utrecht. He is currently doing a Master in Epidemiology at Utrecht University.
His research (and that of his PhD-students) focuses on comparative effectiveness and safety of drugs, treatment-strategies and eHealth in juvenile idiopathic arthritis (JIA). He also analysed the effects of mesenchymal stem cells in JIA-patients. Furthermore he is researcher and member of the Steering Committee of the international Pharmacovigilance database Pharmachild (over 9000 JIA-patients who have contributed their clinical data and thousands of blood and synovial samples) and is co-P.I. of the UCAN CAN-DU project (JIA project involving all academic paediatric rheumatology centers in the Netherlands and Canada). https://www.ucancandu.com/
He is (co-)author on more than 60 scientific articles in peer-reviewed journals, mostly related to JIA. He is (co-)applicant on multiple successful research grants (e.g. UCAN CAN-DU. Real-life integration of innovative precision medicine strategies into care provision will forever transform the care of children with arthritis in our countries and beyond. Canadian Institutes of Health Research/ The Netherlands Organisation for Health Research and Development [ZonMw]/ Dutch Arthritis Foundation funded €5,500,000).
He is council member of the Dutch Association for Paediatric Rheumatology, council member of the Pediatric Rheumatology International Trial Organization and chair of the Pharmacovigilance and Targeted Therapies Working Party of ERN-RITA. He is member of the Dutch Pediatric Association, Dutch Rheumatology Association, Paediatric Rheumatology European Society, and the Dutch Association against Quackery.
He educates students in both the CRU and Summa medical curricula in Utrecht. He trains interns, residents and fellows in paediatrics and rheumatology in UMC Utrecht. He is a certified instructor on the APLS-course from the Advance Life Support Group.
Fellowship & awards
2015 “The Addition of one or more Biologics to Methotrexate in Children with JIA increases the Incidence of
Infections and Serious Adverse Events. The 5882 Pharmachild Cohort.” Selected as Top 6 of Clinical
Science Abstracts chosen from 4323 Abstracts EULAR Congress Rome
2010 “Mesenchymal Stem Cell Therapy has significant Clinical and Histopathological Effect in Proteoglycan
Induced Arthritis” Selected as Top 25 of Basic Science Abstracts chosen from 3,508 Abstracts EULAR
Congress Rome
2009 Teaching Award for Excellence in Clinical Teaching, Dep. of Paediatrics, VUmc Amsterdam
2002 Resident Teaching Award for Excellence in Clinical Teaching, Dep. of Paediatrics,
Deventer Hospitals, NL
External positions
lid van de Wetenschappelijke Adviesraad Commissie Geneesmiddelen - Advisering van de Raad van Bestuur van Zorginstituut Nederland over pakketbeheer en kwaliteit - Zorginstituut Nederland
1 Nov 2025 → 31 Oct 2029
Collaborations and top research areas from the last five years
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Effect of Time to Start of Biologic Therapy on Treatment Response in Childhood Arthritis: Results From the UCAN CAN-DU Cohort
de Jonge, J. B., de Roock, S., Schonenberg-Meinema, D., van den Berg, J. M., Marshall, D. A., Vastert, S. J., Yeung, R. S. M., Swart, J. F., Benseler, S. M., Huber, A., Lang, B., DeCoste, C., Stringer, E., Ramsey, S., Rosenberg, A., Neufeld, K., Jariwala, M., Kerr, T., Mosoiu, A. & Rachlis, A. & 31 others, , Mar 2026, In: Arthritis & Rheumatology. 78, 3, p. 743-751 9 p.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile1 Downloads (Pure) -
European Reference Networks - a flagship activity of the EU in the field of rare and complex diseases: from 2017 to 2025
Graessner, H., Ripp, S., Pereira, A. M., Schaefer, F., Mathijssen, I., Blay, J.-Y., Mulders, P. F. A., Evangelista, T., Ligtenberg, M. J. L., Wilde, A. A. M., Ladenstein, R., Lohse, A. W., Mosca, M., Swart, J. F., Hernández, F., Fenaux, P., Dollfus, H., Verloes, A., Wagner, T. & Bodemer, C. & 7 others, , 14 Apr 2026, In: Orphanet Journal of Rare Diseases. 21, 1, 149.Research output: Contribution to journal › Review article › peer-review
Open AccessFile -
What is the best way to plan a 12-month clinical drug trial in JIA associated uveitis?
Foeldvari, I., Solebo, A., Angeles-Han, S. T., Brost, A. G., de Boer, J., Díaz-Cascajosa, J., Glerup, M., Ingels, H., Klotsche, J., Koopman-Kalinina Ayuso, V., Maccora, I., Mata, S., Nordal, E., Ruperto, N., Simonini, G., Swart, J. F., Titz, J., van Meerwij, C. L. L. I. & Anton, J., 2026, In: Expert Review of Clinical Immunology. 22, 3, p. 323-336 14 p.Research output: Contribution to journal › Review article › peer-review
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Work productivity and activity impairment in patients under 18 with juvenile idiopathic arthritis (JIA): the international UCAN CAN-DU prospective study
Marshall, D. A., Ben, R. D., Currie, G. R., Yeung, R. S. M., Vastert, S. J., Wulffraat, N., Swart, J. F., Benseler, S. & UCAN CAN-DU, UCAN CURE consortia, 2026, In: Arthritis research & therapy. 28, 1, 106.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile1 Downloads (Pure) -
Adoption of new treatment options in non-systemic juvenile idiopathic arthritis (JIA) in clinical practice
Lamers, H. C., Van Nieuwenhove, E., Vastert, S. J., Jansen, M. H. A., van Royen-Kerkhof, A., Swart, J. F. & de Roock, S., 29 Dec 2025, In: Pediatric rheumatology online journal. 23, 1, 124.Research output: Contribution to journal › Article › Academic › peer-review
Open AccessFile1 Downloads (Pure)
Activities
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Diagnosis and management Arthtitis
Swart, J. (Speaker)
13 Feb 2020Activity: Talk or presentation › Invited talk › Professional
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The European experience with ILD in SJIA - ACR 2019
Swart, J. (Speaker) & Vastert, S. (Speaker)
12 Nov 2019Activity: Talk or presentation › Invited talk › Academic
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Wat brengt de toekomst voor JIA? - Juvenile Idiopathic Arthritis: Towards Improving Clinical Care
Swart, J. (Speaker)
31 Oct 2019Activity: Talk or presentation › Invited talk › Academic
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Betere behandelingen van jongeren met reuma
Swart, J. (Interviewee)
1 Apr 2019 → 30 Apr 2019Activity: Other › Types of Public engagement and outreach - Media article or participation
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Joost Swart - kinderreumatoloog,-immunoloog
Swart, J. (Interviewee)
1 Jan 2019 → 31 Dec 2019Activity: Other › Types of Public engagement and outreach - Media article or participation
Prizes
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Pfizer Aspire Grant Winner: Award Use of JADAS for future treat-to-target therapy in JIA
Swart, J. (Recipient), Sept 2014
Prize: Prize (including medals and awards)
Press/Media
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Kinderreumatoloog Joost Swart bij Tijd voor Max - Connect
2/11/17
1 Media contribution
Press/Media: Public Engagement Activities
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Miljoenenbedrag beschikbaar voor kinderreumatologie - Reuma Magazine
Wulffraat, N. M., Swart, J. & Vastert, S.
1/04/17
1 Media contribution
Press/Media: Expert Comment
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Doe onderzoek naar zaken die patiënten direct raken - UMC&Zo
1/01/17
2 Media contributions
Press/Media: Expert Comment
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De toekomst van de kindergeneeskunde is: aansluiten bij hun wereld - Child Magazine
Wulffraat, N. M., van Loosdregt, J., Takken, T., Swart, J. & Klein, M.
1/01/17
1 Media contribution
Press/Media: Expert Comment