Table of Contents

Original Articles

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  Prologue: 2021 Annual Meeting of the Group for Research and Assessment of Psoriasis and Psoriatic Arthritis (GRAPPA)

  Kristina Callis Duffin, Dafna D. Gladman, Niti Goel, Alice B. Gottlieb, Oliver FitzGerald and Lynne V. McFarland

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 1-3; DOI: https://doi.org/10.3899/jrheum.211317
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  2021 GRAPPA Trainee Symposium: A Summary of Oral and Poster Presentations

  April W. Armstrong, Rasika M. Reddy, Keith Colaco, Pamela A. Diaz, Raminderjit Kaur, David Simon, Matteo Vecellio and M. Elaine Husni

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 4-9; DOI: https://doi.org/10.3899/jrheum.211318
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  COVID-19 Update for the GRAPPA 2021 Annual Meeting: Focus on COVID-19 Vaccination

  Philip J. Mease, Kevin Winthrop, Wendy Olsder and Jeffrey R. Curtis

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 10-12; DOI: https://doi.org/10.3899/jrheum.211319
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  Basic Science Session 1. Biomarkers for Psoriatic Arthritis Treatment Response and Joint Damage Progression: An Update on 2 Industry-GRAPPA Projects

  James C. Waddington, Orla Coleman, Philip J. Mease, Vinod Chandran, Denis O’Sullivan, Oliver FitzGerald and Stephen R. Pennington

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 13-15; DOI: https://doi.org/10.3899/jrheum.211320
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  Basic Science Session 2. Recent Advances in Our Understanding of Psoriatic Arthritis Pathogenesis

  Erik Lubberts, Jose U. Scher and Oliver FitzGerald

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 16-19; DOI: https://doi.org/10.3899/jrheum.211321
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  Plain Radiographic Instruments for Structural Damage in Peripheral Joints in Psoriatic Arthritis: A Report From the GRAPPA-OMERACT Working Group

  Anna Antony, Richard Holland, Ashish J. Mathew, Maria-Antoinetta D’Agostino, Walter P. Maksymowych, Philip J. Mease, Niti Goel, Alexis Ogdie, Laura C. Coates, Vibeke Strand, Robin Christensen, Dafna D. Gladman, Ana-Maria Orbai, Ying Ying Leung and William Tillett

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 20-25; DOI: https://doi.org/10.3899/jrheum.211322
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  Clinical Controversies in Psoriatic Disease: The Use of IL-17i/IL-23i Versus TNFi as First-line Advanced Therapy in Psoriatic Arthritis

  Deepak R. Jadon, Arthur Kavanaugh and Ying Ying Leung

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 26-31; DOI: https://doi.org/10.3899/jrheum.211325
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  2021 GRAPPA Meet the Experts Session: A Summary of Presentations

  April W. Armstrong, Rasika M. Reddy, Oliver FitzGerald, Kristina Callis Duffin, Philip S. Helliwell, Philip J. Mease, Arthur Kavanaugh, Joseph F. Merola, William Tillet and Maarten de Wit

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 32-36; DOI: https://doi.org/10.3899/jrheum.211326
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  Young-GRAPPA at the Annual GRAPPA Meeting: Presentation of a New Group Within GRAPPA and Its Vision

  Leonieke J.J. van Mens, Gizem Ayan, Laura C. Coates, Roxana Coras, Dimitri L.F. Silva, Sebastián Herrera, Alla Ishchenko, Hannah Jethwa, Hanna Johnsson, David Simon, Arani Vivekanantham and Fabian Proft

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 37-39; DOI: https://doi.org/10.3899/jrheum.211327
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  Report of the Skin Research Working Groups from the GRAPPA 2021 Annual Meeting

  Jenna E. Yousif, Joseph F. Merola, Lourdes M. Perez-Chada, Caterina Zagona-Prizio, April W. Armstrong, Alexis Ogdie, Sangyoon Shin and Alice B. Gottlieb

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 40-43; DOI: https://doi.org/10.3899/jrheum.211328
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  Janus Kinase Inhibitors: Safety in Patients With Psoriatic Arthritis

  Peter Nash

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 44-47; DOI: https://doi.org/10.3899/jrheum.211329
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  Promoting Diversity, Equity, and Inclusion for Psoriatic Diseases

  Junko Takeshita, Jeffrey Chau, Kristina Callis Duffin and Niti Goel

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 48-51; DOI: https://doi.org/10.3899/jrheum.211330
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  GRAPPA Treatment Recommendations: 2021 Update

  Laura C. Coates, Nadia Corp, Danielle A. van der Windt, Denis O’Sullivan, Enrique R. Soriano and Arthur Kavanaugh

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 52-54; DOI: https://doi.org/10.3899/jrheum.211331
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  GRAPPA 2020 Research Award Recipients

  Rochelle L. Castillo, Di Yan, Anneliese S. Ashhurst, Ashley Elliott, Maria Maddalena Angioni, Jose U. Scher, Shruti Naik, Andrea Neimann, Scott N. Byrne, Richard J. Payne, Oliver FitzGerald, Stephen R. Pennington, Alberto Cauli and Vinod Chandran

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 55-56; DOI: https://doi.org/10.3899/jrheum.211335
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  Proceedings of the 2021 GRAPPA-Collaborative Research Network (CRN) Meeting

  Carmel Stober, Iain B. McInnes, Soumya Raychaudhuri, Philip J. Mease, Stephen R. Pennington, Jose U. Scher, Vinod Chandran, April W. Armstrong, Maarten de Wit, Alberto Cauli, Deepak R. Jadon, Thorvardur J. Löve, Alexis Ogdie, Denis O’Sullivan, Leonieke J.J. van Mens, Christopher T. Ritchlin and Oliver FitzGerald

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 57-63; DOI: https://doi.org/10.3899/jrheum.211336
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  Challenges in the Diagnosis and Assessment of Psoriatic Arthritis

  Alexis Ogdie, Christine A. Lindsay, Philip J. Mease, Kristina Callis Duffin, Cheryl F. Rosen and Stefan Siebert

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 64-67; DOI: https://doi.org/10.3899/jrheum.211337
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  Toward a Sonographic Composite Index for Diagnosis in Psoriatic Arthritis: Highlights From the GRAPPA Ultrasound Workshop

  Sibel Zehra Aydin, Lihi Eder and Gurjit S. Kaeley

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 67-71; DOI: https://doi.org/10.3899/jrheum.211339
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  What Constitutes a Positive MRI for Clinical Trial Recruitment of Psoriatic Arthritis Patients With Axial Involvement?

  Walter P. Maksymowych and Mikkel Østergaard

  The Journal of Rheumatology June 1 2022, 49 (6 Suppl 1) 72-74; DOI: https://doi.org/10.3899/jrheum.211340