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Upper-Half Serum IgA (20+ TU/ml) and IgM (10+ IU/ml) Levels Significantly Predicted The Long-Term (mean 12 yrs) Onset Of Rheumatoid Arthritis When Combined, But Neither test Individually In Their Respective Full Ranges
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High titers of both rheumatoid factor and anti-CCP antibodies at baseline in patients with rheumatoid arthritis are associated with increased circulating baseline TNF level, low drug levels, and reduced clinical responses: a
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Consequences of Neglecting Rheumatoid Arthritis Treatment: A Case of Arthritis Mutilans in an Older Woman
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