List Of Sero Rheumatoid Arthritis Ideas. Web being seronegative for ra means that a blood test doesn’t find certain antibodies your body typically makes when you have the condition. Web there are two main types of rheumatoid arthritis (ra) in adults:

It might also be one disease with many different. Having seropositive ra means your blood has antibodies that can attack. A seronegative test for rheumatoid arthritis means that a person tests negative for rheumatoid factor (rf).