Department of Clinical Laboratory, Kyoto University Hospital

[0370 / 5G160-5G160]
Japanese
 
Ver.17
5.Immunological Test >> 5G.Autoimmunity Related Test>>5G160 rheumatoid factor

rheumatoid factor

[serum] [cord blood]

JAB

Standard Code (JLAC10)

1 Analyte5G160rheumatoid factor
Identification0000
Specimen023serum
Method062latex agglutination turbidimetry
2 Analyte5G160rheumatoid factor
Identification0000
Specimen029cord blood
Method062latex agglutination turbidimetry
Result Identifying 0100

ISO15189 Applied Scope of Accreditation

RML00280 Basic Series (October 26, 2019 revised)
Immunoglobulin (RF)
Medical Laboratory Accreditation Certificate
Japan Accreditation Board

Specimen

Top Colour Collected Sample Quantity Measured Material Required
Orange Top blood 5 mL serum
Orange Top cord blood 5 mL supernatant

Specimen Rejection Criteria

haemolysis 
clotted 
lipaemia 
inappropriate sample volumereject
wrong containerreject
urine samples without the appropriate preservative 
received ambient 
unprotected from light 
opening tubes 
incterus 

Specimen Stability Information

Specimen Type Container Temperature Stability
serum Refrigerated 7 days
Frozen 3 months
 
cord blood supernate Refrigerated 7 days
Frozen 3 months
 

Turnaround Time (TAT)

same day / 1 to 2 days

Laboratory

Central Laboratoryweekday (8:30 a.m. - 5:00 p.m.)
night time or weekend

Reference Value

Period / Age
Specimenblood
Methodlatex turbidimetric immunoassay (LTIA)
  MaleFemaleUnit
00rheumatoid factor< 15.0< 15.0IU/mL
Specimenblood
Methodlatex turbidimetric immunoassay (LTIA)
  MaleFemaleUnit
00rheumatoid factor≤ 11.7≤ 11.7IU/mL
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit
Specimen
Method
  MaleFemaleUnit

Critical Value

High Value Low Value
Kyoto University Hospital
Kyoto University