{"product_id":"reumafactor","title":"Rheumatoid Factor","description":"\u003ch2 data-mce-fragment=\"1\"\u003eWhat is Rheumatoid Factor?\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eRheumatoid factor is a biomarker that may be present in the blood of people with rheumatic diseases, such as rheumatoid arthritis. It is essentially a group of antibodies directed against the body's own immune system, which is typical of autoimmune diseases.\u003c\/p\u003e\n\u003ch2 data-mce-fragment=\"1\"\u003eWhy should you have Rheumatoid Factor tested?\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eTesting for Rheumatoid Factor is useful for diagnosing rheumatoid arthritis and other rheumatic conditions. It aids in determining the presence and severity of the disease, especially in individuals experiencing symptoms such as joint pain, stiffness, and swelling.\u003c\/p\u003e\n\u003ch2 data-mce-fragment=\"1\"\u003eWhat does it indicate?\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eA positive Rheumatoid Factor test indicates the presence of the specific antibodies in the blood. This may suggest rheumatoid arthritis or other autoimmune diseases. However, it is important to note that some people with a positive test have no symptoms and that not everyone with symptoms tests positive.\u003c\/p\u003e\n\u003ch2 data-mce-fragment=\"1\"\u003eWhat does a high Rheumatoid Factor level mean?\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eA high level of Rheumatoid Factor in the blood may indicate an active autoimmune reaction, such as in rheumatoid arthritis. It can also be associated with a more severe course of the disease and a greater chance of joint damage.\u003c\/p\u003e\n\u003ch2 data-mce-fragment=\"1\"\u003eWhat does a low Rheumatoid Factor level mean?\u003c\/h2\u003e\n\u003cp data-mce-fragment=\"1\"\u003eA low or undetectable level of Rheumatoid Factor may suggest the absence of rheumatoid arthritis or other autoimmune diseases. However, it is possible to have rheumatoid arthritis without detectable levels of Rheumatoid Factor, known as seronegative rheumatoid arthritis\u003cstrong\u003e.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong\u003e\u003cspan style=\"font-size: 10pt; font-family: Arial; font-style: normal;\" data-sheets-root=\"1\" data-sheets-value=\"{\u0026quot;1\u0026quot;:2,\u0026quot;2\u0026quot;:\u0026quot;Dit is Rheumefactor (kwantitatief) 6.8 met code RFLG en Rheumafactor lgM (RFLGG) 26.5\u0026quot;}\" data-sheets-userformat=\"{\u0026quot;2\u0026quot;:513,\u0026quot;3\u0026quot;:{\u0026quot;1\u0026quot;:0},\u0026quot;12\u0026quot;:0}\"\u003eRheumatoid Factor (quantitative) with code RFLG and Rheumatoid Factor IgM (RFLGG)\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u0026nbsp;\u003c\/p\u003e\n\u003cstyle type=\"text\/css\"\u003e\u003c!--td {border: 1px solid #cccccc;}br {mso-data-placement:same-cell;}--\u003e\u003c\/style\u003e","brand":"BloedCheckup","offers":[{"title":"Default Title","offer_id":47848237662554,"sku":"","price":60.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0814\/6816\/2394\/files\/Reumafactor.png?v=1755941689","url":"https:\/\/store.bloedcheckup.nl\/nl\/products\/reumafactor","provider":"BloedCheckup","version":"1.0","type":"link"}