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

REFERENCES
- 1.↵
- 2.↵
- 3.↵
- 4.↵
- 5.↵
- 6.↵
- 7.↵
- Rudwaleit M,
- van der Heijde D,
- Landewé R, et al
- 8.↵
- Poddubnyy D,
- van Tubergen A,
- Landewé R,
- Sieper J,
- van der Heijde D; Assessment of SpondyloArthritis international Society (ASAS)
- 9.
- 10.↵
- 11.
- Brandt HC,
- Spiller I,
- Song IH,
- Vahldiek JL,
- Rudwaleit M,
- Sieper J.
- 12.↵
- Abawi O,
- van den Berg R,
- van der Heijde D,
- van Gaalen FA.
- 13.↵
- 14.↵
- 15.↵
- Chow SL,
- Carter Thorne J,
- Bell MJ, et al
- 16.↵
- 17.↵
- Brown LD,
- Cai TT,
- DasGupta A.
- 18.↵
- 19.↵
- 20.↵
- 21.↵
- 22.↵
- Lim L,
- McMillan T,
- Chédeville G, et al
- 23.↵
- Rudwaleit M,
- van der Heijde D,
- Landewé R, et al
- 24.↵
- 25.↵
- Arevalo Salaet M,
- López-Medina C,
- Moreno M, et al
- 26.↵
- Sykes MP,
- Hamilton L,
- Jones C,
- Gaffney K.
- 27.
- 28.↵
- van Bentum RE,
- Verbraak FD,
- Wolf S, et al
- 29.↵
- 30.
- Haroon M,
- O’Rourke M,
- Ramasamy P,
- Murphy CC,
- FitzGerald O.
- 31.↵
- Kesarwani V,
- Sinnappan S,
- Husni ME,
- Weisman MH,
- Ermann J.
In this issue
The Journal of Rheumatology
Vol. 52, Issue 10
1 Oct 2025
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
The Journal of Rheumatology Oct 2025, 52 (10) 1021-1027; DOI: 10.3899/jrheum.2025-0167






