Isolated axial disease in psoriatic arthritis and ankylosing spondylitis with psoriasis.
Timothy S H KwokMitchell SuttonDaniel PereiraRichard J CookVinod ChandranNigil HaroonRobert D InmanDafna D GladmanPublished in: Annals of the rheumatic diseases (2022)
Isolated axial PsA and AS with psoriasis are uncommon. HLA-B*27 positivity is associated with isolated axial PsA and may identify those who develop peripheral disease over time. Isolated axial PsA is associated with better functional status. Isolated axial PsA appears clinically distinct from isolated axial AS with psoriasis.