Rheumatoid Arthritis (RA) Profile

CPT: 86200; 86431
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Test Details

Test Includes

Cyclic citrullinated peptide (CCP) antibodies, IgA, IgG, ELISA; rheumatoid arthritis (RA) factor

Methodology

Latex immunoturbidimetry and enzyme-linked immunosorbent assay (ELISA)

Specimen Requirements

Specimen

Serum

Volume

1 mL

Minimum Volume

0.5 mL (Note: This volume does not allow for repeat testing.)

Container

Red-top tube or gel-barrier tube

Storage Instructions

Room temperature

Stability Requirements

Temperature

Period

Room temperature

7 days

Refrigerated

14 days

Frozen

14 days

Freeze/thaw cycles

Stable x3

Causes for Rejection

Hemolysis; lipemia; gross bacterial contamination; addition of azide or other preservative; heat inactivation

LOINC® Map

Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
164065 Rheumatoid Arthritis Profile 006171 RA Latex Turbid. IU/mL 11572-5
164065 Rheumatoid Arthritis Profile 164915 CCP Antibodies IgG/IgA units 57093-7

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The LOINC® codes are copyright © 1994-2018, Regenstrief Institute, Inc. and the Logical Observation Identifiers Names and Codes (LOINC) Committee. Permission is granted in perpetuity, without payment of license fees or royalties, to use, copy, or distribute the LOINC® codes for any commercial or non-commercial purpose, subject to the terms under the license agreement found at https://loinc.org/license/. Additional information regarding LOINC® codes can be found at LOINC.org, including the LOINC Manual, which can be downloaded at LOINC.org/downloads/files/LOINCManual.pdf