Rheumatoid factor (rf) is a blood test that helps to diagnose rheumatoid arthritis, lupus, and sarcoidosis.
25+ What Is Considered A High Rheumatoid Factor Level
PNG. A high level of rheumatoid factor can be caused by several autoimmune diseases (including rheumatoid arthritis) and some severe infections. Higher levels of rf in the body can be an indication that there is some level of autoimmune activity happening, which can mean the presence of an underlying condition.
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Elevated test results, or high levels, indicate the normal range (or negative test result) for rheumatoid factor is less than 14 iu/ml. Higher levels of rf in the body can be an indication that there is some level of autoimmune activity happening, which can mean the presence of an underlying condition. Patients with nodules or clinical.
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Rheumatoid factor is present in about 80 percent of people with rheumatoid arthritis (ra), but a negative what is a rheumatoid factor test? A high level of rheumatoid factor can be caused by several autoimmune diseases (including rheumatoid arthritis) and some infections. There is no perfect rheumatoid arthritis test which can either diagnose or quantify ra. High levels of rheumatoid factor in the blood are most often associated with autoimmune diseases, such as rheumatoid arthritis and sjogren's syndrome.
