Rheumatoid Factor (RF)

Collection Requirements

Source: blood
Container(s):

Preferred: Lithium heparin mint green gel
Acceptable: Red or Red gel

Volume: 1 mL in vacutainer or 600 uL in microtainer

Turn Around Time

2 hours

Availability

Routine

Lab Processing Instructions

Specimen: plasma or serum
Spin, separate, and refrigerate

Performing Laboratory

Adele Hall

Adele Hall Lab Section

Chemistry

Instrumentation/Methodology

Vitros

Reference Ranges

<12 IU/mL

CPT

86431