Having Joint Pain. Noticed Swelling And Stiffness In Hands. Tested Negative For RF. Any Advice?
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It is quite surprising that your RF turned out negative despite your symptoms as they are clearly that of RA. Despite RF being negative this does not mean that RA is completely ruled out as sensitivity is positive in 50% of patients presenting RA. Another specific test to evaluate is anti-cyclic citrullinated peptide (CCP) antibodies (since still pending you just wait for it). Negative results does not exclude RA and you might be treated despite for RA irrespective of the test results but maybe after your doctor has ruled out completely other possible causes of your symptoms. Non the less they are other possible differentials of RA particularly acute viral polyarthritis, Rheumatic fever (elevated ASLO and other clinical considerations), psoriatic arthritis, polyarticular gout or calcium pyrophosphate deposition disease, and Creatinine level, it is not possible that you are having a kidney failure. High ratio signifies a possible dehydration and maybe a GI tract malabsorption syndrome is implicated.
An autoimmune condition might be responsible for both your rheumatism or rheumatic signs and your GI tract.
Hope this might be helpful and wish you a better health.
Dr Nsah