Test Category: Biochemistry
Investigation Name:Rheumatoid Factor
Alias or Abbreviation:RF
Accreditation:UKAS Accredited ISO15189:2022, on scope
Pathology Laboratory:Clinical Chemistry/ Biochemistry
Requestable Seperately?Yes
Units:kIU/L
Minimum Sample Volume:1 mL
Expected Turnaround Time:Inpatients: 4 hrs. OPD/GP: 1 day (from receipt)
Test Code:RF
Sample Type:
Serum Gel Tube (Gold top)Maximum Add on Time:3 days
Complex Reference Range:<30 kIU/L Normal
30-50 kIU/L Weak Pos
>50 kIU/L Positive
Referred to Another Laboratory?No
Site Sample Tested:All acute sites
Contact Number:01902 307 999 Ext 88266
