Autoimmune Diseases

Autoimmune Diseases / 2012 / Article

Erratum | Open Access

Volume 2012 |Article ID 734069 | 1 page |

Erratum to: A Systematic Review of Serum Biomarkers Anti-Cyclic Citrullinated Peptide and Rheumatoid Factor as Tests for Rheumatoid Arthritis

Received06 Nov 2011
Accepted20 Nov 2011
Published19 Jan 2012

Number of points01235

Joint involvement1 medium-large joint2–10 medium-large joints1–3 small joints4–10 small joints>10 small joints

SerologyNegative for both RF and anti-CCPPositive for either RF or anti-CCP at low titer (between 1x–3x upper limit of normal)Positive for either RF or anti-CCP at high titer (>3x upper limit of normal)

Duration of synovitis<6 weeks≥6 weeks

Acute phase reactantsNormal CRP and ESRAbnormal CRP or ESR


Copyright © 2012 Peter C. Taylor et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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