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Real members of myRAteam have posted questions and answers that support our community guidelines, and should not be taken as medical advice. Looking for the latest medically reviewed content by doctors and experts? Visit our resource section.

Positive CCP IgG, Then Negative One Month Later...?

A myRAteam Member asked a question 💭
Wainwright, AK

I couldn’t go to the lab due to Covid19, so I did an at home/mail in test for RA through a company called ImAware. It came back with 234 u/ml for CCP IgG. I went to my doctors lab about a month later to get tested and my CCP IgG level was 0.5 u/ml, so negative. Both tests showed negative RF.

Is it possible for a test to be positive and then negative a month later? Is the first lab I used inaccurate? I’m so confused, has anyone else had this happen?

I have joint pain, that is worse in the… read more

June 3, 2020
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A myRAteam Member

That happened to me so my Rheumatologist tan another type of test and discovered I have seronegative RA. This won't show up in your CRP levels. Ask your physician about it.

June 7, 2020

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