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Case Report
©The Author(s) 2025.
World J Clin Cases. Nov 26, 2025; 13(33): 109866
Published online Nov 26, 2025. doi: 10.12998/wjcc.v13.i33.109866
Table 5 Serum markers
RA factor
Negative
U/mL

ANAPositive1:5120Speckled pattern
Anti-nucleosomePositive84 SLE
Anti-dsDNAPositive86
Anti-histonesPositive21
Anti-SmPositive90
Anti-Sm/RNPPositive93 MCTD
Anti-SSA/Ro 60kDPositive92 Sjogren syndrome


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