Psoriatic arthritis and anti-nuclear factor.
Positive tests for anti-nuclear factor were found in 7% of 101 patients with psoriatic arthritis. In only one case was this at a significantly high titre. The overall prevalence is that expected in the community, though there was a high prevalence in those with Sjögren's syndrome. This is a further differentiating feature from rheumatoid arthritis.
D000328:Adult; D000367:Age Factors; D000974:Antibodies, Antinuclear / Q000032:analysis*; D001168:Arthritis / Q000150:complications / Q000276:immunology*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D011565:Psoriasis / Q000150:complications / Q000276:immunology*; D012859:Sjogren's Syndrome / Q000276:immunology
D000974:Antibodies, Antinuclear