Rheumatoid Factor

Pathology category

Biochemistry

Code

RF

Referral code

Request form

Test information

In assessment of Rheumatoid disease. Currently used in conjunction with CCP

Guidelines

Pre-analytical

Reference range

0-14 IU/mL

Source: Beckman Coulter

Tube type

Tube type info

Adults: 5ml Serum SST (gold top)

Special requirements

Minimum volume

Adults: 0.5 ml

Assay frequency

Run daily at local laboratory

TAT Inpatient (urgent)

TAT Inpatient

3 days

TAT GP/Outpatient

3 days

Referral lab

Local, Clinical Biochemistry