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What it measures
The Rheumatoid Factor (RA Factor) test measures the level of RA factor, an antibody present in most people with rheumatoid arthritis. It helps in diagnosing rheumatoid arthritis and distinguishing it from other forms of arthritis.





| 1 | Diagnosing Rheumatoid Arthritis (RA) : The RF test helps determine if someone has RA, a condition characterised by painful and swollen joints. The presence of RF antibodies in the blood can indicate RA. However, not everyone with high RF levels has RA, and some people with RA may not have high RF levels. |
| 2 | Assessing Disease Severity : The RF test provides insight into the severity of RA. High levels of RF often suggest a severe condition, with more joint damage and other complications. |
| 3 | Early Detection : The RF test can sometimes detect RA before symptoms appear. Early detection allows for quicker treatment, which may help reduce the severity of the disease. |
| 4 | Guiding Treatment : Although the RF test alone is not used to monitor treatment progress, it can assist doctors in choosing the most effective treatments. For example, individuals with high RF levels before treatment may respond poorly to TNF-alpha inhibitors. |
| 5 | Diagnosing Other Conditions : The RF test is also useful for identifying other autoimmune diseases, such as Sjögren’s Syndrome (which causes dry mouth and eyes), juvenile idiopathic arthritis (arthritis in children), lupus (which affects multiple organs), scleroderma (which hardens the skin and connective tissues), and mixed connective tissue disease (which shows symptoms of several autoimmune disorders). Additionally, it can help diagnose chronic infections like hepatitis C (a liver infection), tuberculosis (a bacterial infection affecting the lungs), and infective endocarditis (an infection of the heart’s lining). |
| Price | The Rheumatoid Factor (RA) Quantitative Test price is ₹ 750. |
| Also Known As | Rheumatoid arthritis, Rheumatoid Factor (RA test), Autoimmune Test |
| Purpose | To measure Rheumatoid Factor Autoantibody levels in blood. |
| Pre-test Information | Fasting is not required for a Rheumatoid Factor (RA) Quantitative Test |
| Report Delivery | Get reports as soon as they are ready. |
| Frequency | As prescribed by your doctor. |
| Home Testing | Yes, home blood sample collection in 60 minutes from booking. |
| Sample Required | A blood sample is required for a Rheumatoid Factor (RA) Quantitative Test |