High prevalence of clinical spondyloarthritis features in patients with hidradenitis suppurativa

To the Editor: Hidradenitis suppurativa (HS) is associated with several comorbidities, including possibly spondyloarthritis.1 Spondyloarthritis is a group of interrelated chronic autoinflammatory rheumatic conditions.2 A spondyloarthritis diagnosis is based mainly on the presence of spondyloarthritis features, which includes spinal (axial) features sacroiliitis and spondylitis, peripheral features, such as peripheral arthritis, enthesitis, and dactylitis; and the extra-articular manifestations uveitis, psoriasis, and inflammatory bowel disease.

Source: Journal of the American Academy of Dermatology - December 14, 2018 Category: Dermatology Authors: Angelique Rondags, Kelsey R. van Straalen, Suzanne Arends, Hessel H. van der Zee, Errol P. Prens, Anneke Spoorenberg, Barbara Horv áth Tags: Letter Source Type: research