Overestimation of serum levels of rheumatoid factor caused by the presence of an incorrect calibrator in the Dade Behring kit

Nobuhide HayashiDepartment of Clinical Laboratory, Kobe University Hospital,Kobe, Japan

Seiji KawanoDepartment of Clinical Laboratory, Kobe University Hospital,Kobe, Japan

Daisuke SugiyamaDepartment of Evidence-based Laboratory Medicine (Sysmex), Kobe University Graduate School of Medicine,Kobe, Japan

Kunihiro NishimuraDepartment of Evidence-based Laboratory Medicine (Sysmex), Kobe University Graduate School of Medicine,Kobe, Japan

Takashi NakazawaDivision of Clinical Pathology and Immunology, Department of Biomedical Informatics, Kobe University Graduate School of Medicine,7-5-1 Kusunoki-cho, Chuo-ku, Kobe 650-0017, Japan

Akio MorinobuDepartment of Evidence-based Laboratory Medicine (Sysmex), Kobe University Graduate School of Medicine,Kobe, Japan

Shunichi KumagaiDivision of Clinical Pathology and Immunology, Department of Biomedical Informatics, Kobe University Graduate School of Medicine,7-5-1 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanCorrespondence[email protected]

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Overestimation of serum levels of rheumatoid factor caused by the presence of an incorrect calibrator in the Dade Behring kit

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Overestimation of serum levels of rheumatoid factor caused by the presence of an incorrect calibrator in the Dade Behring kit

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