HLA-B27 Testing in Clinical Practice: A Retrospective Analysis of Testing Indications and Rheumatology Referral Patterns

Gregory C. McDermott; Mathieu Choufani; Armaan Monshizadeh; Joerg Ermann

doi:10.3899/jrheum.2025-0167

Research ArticleLaboratory Testing

HLA-B27 Testing in Clinical Practice: A Retrospective Analysis of Testing Indications and Rheumatology Referral Patterns

Gregory C. McDermott, Mathieu Choufani, Armaan Monshizadeh and Joerg Ermann

The Journal of Rheumatology October 2025, 52 (10) 1021-1027; DOI: https://doi.org/10.3899/jrheum.2025-0167

Gregory C. McDermott

1G.C. McDermott, MD, MPH, J. Ermann, MD, Division of Rheumatology, Inflammation and Immunity, Brigham and Women’s Hospital, and Harvard Medical School;

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For correspondence: gmcdermott{at}bwh.harvard.edu

Mathieu Choufani

2M. Choufani, MD, A. Monshizadeh, MS, Division of Rheumatology, Inflammation and Immunity, Brigham and Women’s Hospital, Boston, Massachusetts, USA.

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Armaan Monshizadeh

2M. Choufani, MD, A. Monshizadeh, MS, Division of Rheumatology, Inflammation and Immunity, Brigham and Women’s Hospital, Boston, Massachusetts, USA.

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Joerg Ermann

1G.C. McDermott, MD, MPH, J. Ermann, MD, Division of Rheumatology, Inflammation and Immunity, Brigham and Women’s Hospital, and Harvard Medical School;

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The Journal of Rheumatology

Vol. 52, Issue 10

1 Oct 2025

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HLA-B27 Testing in Clinical Practice: A Retrospective Analysis of Testing Indications and Rheumatology Referral Patterns