Overestimation of serum levels of rheumatoid factor caused by the presence of an incorrect calibrator in the Dade Behring kit.
Hayashi
Nobuhide
N
Department of Clinical Laboratory, Kobe University Hospital, Kobe, Japan.
Kawano
Seiji
S
Sugiyama
Daisuke
D
Nishimura
Kunihiro
K
Nakazawa
Takashi
T
Morinobu
Akio
A
Kumagai
Shunichi
S
D001172:Arthritis, Rheumatoid / Q000097:blood* / Q000175:diagnosis; D001331:Automation; D002138:Calibration; D004868:Equipment Failure; D006801:Humans; D007074:Immunoglobulin G / Q000737:chemistry; D011786:Quality Control; D011933:Reagent Kits, Diagnostic; D012015:Reference Standards; D015203:Reproducibility of Results; D012217:Rheumatoid Factor / Q000032:analysis* / Q000097:blood*; D012219:Rheumatology; D013997:Time Factors
D007074:Immunoglobulin G; D011933:Reagent Kits, Diagnostic; D012217:Rheumatoid Factor