RF, rheumatoid factor
Evaluation of Left Ventricular Deformation and Its Correlation with Markers of Inflammation in Recent Onset Rheumatoid Arthritis Patients
... protein, RF=rheumatoid factor, ACPA= anti-cyclic citrullinated peptide antibodies, Ang-2=angiopoietin-2, DAS-28= disease activity score LVEDD=left ventricular end diastolic dimension, LVESD=LV end ...
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Serum connective tissue growth factor is a highly discriminatory biomarker for the diagnosis of rheumatoid arthritis
... growth factor; DAS28: Disease activity score in 28 joints; ELISA: Enzyme-linked immunosorbent assay; ERA: Early rheumatoid arthritis; Gout: Gouty arthritis; IGFBP: Insulin-like growth factor binding ...
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The value of joint ultrasonography in predicting arthritis in seropositive patients with arthralgia: a prospective cohort study
... Rheumatoid arthritis (RA) is a chronic autoimmune disease that is characterized by synovial inflammation and swelling. In the at-risk phase before clinical RA development, the presence of autoantibodies such as ...
8
Practice what you preach? An exploratory multilevel study on rheumatoid arthritis guideline adherence by rheumatologists
... with rheumatoid arthritis (RA), in daily ...characteristics, rheumatoid factor (RF) and/or anti-cyclic citrullinated peptide antibody (aCCP) positivity, erythrocyte sedimentation rate, erosive ...
9
Baseline autoantibodies preferentially impact abatacept efficacy in patients with rheumatoid arthritis who are biologic naïve: 6 month results from a real world, international, prospective study
... moderate-to-severe rheumatoid arthritis ...of rheumatoid factor (RF) and/or anticitrullinated protein antibody (ACPA; tested as anticyclic citrullinated peptide (anti-CCP)) forms part of the ...
6
Prevalence and clinical correlates of rheumatoid factor and anticitrullinated protein antibodies in patients with idiopathic inflammatory myopathy
... positive RF or ACPA are referred to the rheumatology department for suspected ...As RF and ACPA are not routinely measured when a diagnosis of IIM is suspected, little is known about the prevalence of these ...
7
Anti-CCP antibodies and rheumatoid factor in systemic sclerosis: Prevalence and relationships with joint manifestations
... class rheumatoid factor and a-CCP antibodies seem to be a helpful tool to differentiate cases with joint manifestations, although not in all ...of RF was high in this group. Furthermore, RF ...
5
Association between occupational exposure to mineral oil and rheumatoid arthritis: results from the Swedish EIRA case–control study
... developing rheumatoid arthritis (RA), and in addition to perform a separate analysis on the major subphenotypes for the disease; namely, rheumatoid factor (RF)-positive RA, RF-negative ...
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In vitro autoantibody production by normal adult and cord blood B cells
... and rheumatoid factor (RF) production in vitro was assessed in cultures of adult peripheral blood B cells and neonatal umbilical venous blood B ...and RF, were assessed by ...cells. RF ...
6
The impact of patient heterogeneity and socioeconomic factors on abatacept retention in rheumatoid arthritis across nine European countries
... (rheumatoid factor (RF), DAS28 at baseline, disease duration) and treatment characteristics (number of prior bDMARDs, calendar year of ABA ...
6
Role of rheumatoid factor in complement fixation and indirect hemagglutination tests for immunoglobulin M antibody to cytomegalovirus
... Absorption of immunoglobulin M IgM-rheumatoid factor RF from serum samples by reaction with insolubilized gamma globulin reduced the complementfixing CF antibody titer to cytomegalovirus[r] ...
6
Immune-Mediated Fever in the Dog. Occurrence of Antinuclear Antibodies, Rheumatoid Factor, Tumor Necrosis Factor and Interleukin-6 in Serum
... In the fever and muscle pain group (12 dogs) 2 English setters and 1 flatcoated retriever tested positive for ANA, and 1 breton and 1 German shepherd were RF positive. Only the German shepherd was tested for IL-6 ...
7
Prevalent of Post streptococcal Infections among renal failure patients in Khartoum state
... The current study was conducted on (100) patients with renal failure, 57 were male and 43 were female ranging from (25-80) years old. Serum samples collected from these patents to estimate anti-streptomycin O (ASO) titer ...
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Frequency and Accuracy of Anti-Citrullinated Protein Antibodies, Prognostic Evaluation in Overall Developing to Erosive Disease in Patients with Psoriatic Seronegative Osteoarthropathy
... (CRP), rheumatoid factor (RF) and erythrocyte sediment- ation rate (ESR), alkaline phosphatase (AP), aspartate aminotransferase (AST), alanine aminotra- nsferase (ALT), creatine kinase (CK), lactate ...
6
Anti carbamylated protein antibodies as a new biomarker of erosive joint damage in systemic lupus erythematosus
... of rheumatoid factor (RF), ACPA, and anti-CarP antibodies was ...determine RF (Diamedix, Miami, ...fied RF antigen (human IgG) bound to the microtiter well. Any RF-IgM antibody ...
8
Detection of IgM Rheumatoid Factors by Enzyme-Linked Immunosorbent Assay in Children with Juvenile Rheumatoid Arthritis: Correlation With Articular Disease and Laboratory Abnormalities
... Joint scores, derived from the scoring system described in the text, in children with positive enzyme-linked immunosorbent assay (ELISA) results for 1gM rheumatoid factor (RF) compared..[r] ...
7
Levels of anti citrullinated protein antibodies and IgM rheumatoid factor are not associated with outcome in early arthritis patients: a cohort study
... The early arthritis cohort at the Jan van Breemen Insti- tute, a large rheumatology clinic in Amsterdam, has been described previously [26]. The cohort consists of patients aged older than 18 years with peripheral ...
7
Cysteine rich 61 (Cyr61): a biomarker reflecting disease activity in rheumatoid arthritis
... In the training cohort, a total of 177 RA patients and 50 healthy controls were enrolled. There were no significant differences in demographics between RA patients and controls at the enrollment time. Approximately, the ...
9
Original Article An updated meta-analysis of association of rheumatoid arthritis related interstitial lung disease with anti-cyclic citrullinated peptide antibody or rheumatoid factor
... and/or RF in the RA-ILD group are significantly higher than those in the RA-only group [12, 18, 21, ...that RF positivity was related to symptomatic lung disease in RA patients, although it has low ...
11
Comparison for diagnostic utility of anti cyclic citrullinated antibody, anti keratin antibodies and rheumatoid factor in rheumatoid arthritis patients in a tertiary care hospital
... positive test for serum RF ， and hypocomplementemia. The overall incidence has decreased significantly in the last decade to be less than 1 % of patients. The cutaneous signs vary and include petechiae ， purpura ， ...
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