granulocyte-specific antinuclear antibodies ( gs-ana ) were detected in the sera of 5 of 88 patients with ankylosing spondylitis ( as ) and in 7 of 52 cases of psoriatic arthritis ( psa ) , but were not found in 91 patients with malignant or non-malignant chest disease nor in 25 cases of psoriasis .
C0003872
psoriatic arthritis
C0033860
psoriasis