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Lab Manual for Moffitt-Long and Mount Zion

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Rheumatoid Factor, serum

Item Value
Approval req'd? No
Available Stat? No
Test code RF
Test group RF
Performed by Immunology
In House Availability Monday-Friday (day shift)
Method Rate nephelometry
Container type Gold top
Amount to Collect 1 mL blood
Sample type Serum
Preferred volume 0.5 mL serum
Min. Volume 0.3 mL serum
UCSF Rejection Criteria Lipemic sample.
Processing notes Refrigerate.
Units IU/mL
Normal range < 40 IU/mL
Synonyms RF
Turn around times 1-3 days
CPT coding 86431
LOINC code 15205-8
Last Updated 1/30/2013 11:43:28 AM
Entry Number 826
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