Abstracts tagged "human leukocyte antigens (HLA) and race/ethnicity"

Abstract Number: 646 • 2018 ACR/ARHP Annual Meeting
Do Ethnicity, Degree of Family Relationship, and the Spondyloarthritis Subtype in Affected Relatives Influence the Association between a Positive Family History for Spondyloarthritis and HLA-B27 Carriership? Results from the Worldwide ASAS Cohort
Miranda van Lunteren¹, Alexandre Sepriano^1,2, Robert B.M. Landewé^3,4, Joachim Sieper^5,6, Martin Rudwaleit^6,7, Désirée van der Heijde¹ and Floris van Gaalen¹, ¹Rheumatology, Leiden University Medical Center, Leiden, Netherlands, ²Rheumatology, NOVA Medical School, Universidade Nova de Lisboa, Lisbon, Portugal, ³Amsterdam Rheumatology & Immunology Center, Amsterdam, Netherlands, ⁴Rheumatology, Zuyderland Hospital, Heerlen, Netherlands, ⁵German Rheumatism Research Centre, Berlin, Germany, ⁶Rheumatology, Charité Campus Benjamin Franklin, Berlin, Germany, ⁷Internal Medicine and Rheumatology, Klinikum Bielefeld Rosenhöhe, Bielefeld, Germany
Background/Purpose: The Assessment of SpondyloArthritis international Society (ASAS) defines a positive family history (PFH) of spondyloarthritis (SpA) as presence of ankylosing spondylitis (AS), acute anterior…