類風濕性關節炎因子 RA Factor

RA Factor is an antibody that typically appears in the blood of individuals with rheumatoid arthritis (RA), which is an autoimmune disease where the immune system attacks the joints, causing inflammation and damage.

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抗核抗體 Anti-Nuclear Antibody (ANA)

Antinuclear antibodies (ANA) are a group of autoantibodies that target components within the cell nucleus. They are commonly used to screen for autoimmune diseases, such as systemic lupus erythematosus (SLE), scleroderma, and others.

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