Rheumatoid factor 200IU/ml should be analyzed according to the cause of the elevation and should not be generalized. If accompanied by joint swelling and pain and other symptoms generally have a certain degree of harm, if there are no symptoms, but also need to be regularly reviewed.
Rheumatoid factor belongs to one kind of autoantibody, and its normal reference range is 0~20IU/ml. There are many reasons for the elevation of rheumatoid factor, such as rheumatoid arthritis, systemic lupus erythematosus, primary desiccation syndrome and other rheumatoid diseases, and some old people, pregnant women and patients with viral infection can have positive rheumatoid factor.
Therefore, patients with rheumatoid factor 200IU/ml should further improve the relevant examinations to clarify the diagnosis. The harm caused by different types of diseases varies greatly, for example, rheumatoid arthritis can lead to swollen and painful joints, restricted movement and even deformity, while systemic lupus erythematosus can involve the heart, lungs, brain and other organs and systems, and untimely treatment may jeopardize the lives of the patients, etc. Some elderly people and pregnant women can also develop rheumatoid factor positive.
Some elderly people and pregnant women may also have positive rheumatoid factor, but the elevated level is generally low, and the patients do not have joint swelling and pain, etc. In this case, it is necessary to closely observe whether there are symptoms such as joint swelling and pain, and review the rheumatoid factor on a regular basis.
It is recommended that patients with a rheumatoid factor of 200IU/ml should go to the rheumatology department of a regular hospital to have the cause clarified under the guidance of a doctor and be treated accordingly.