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LOINC Codes
11572-5 — Rheumatoid Factor (RF)

Immunology

11572-5 — Rheumatoid Factor (RF)

IgM autoantibody directed against the Fc portion of IgG. Positive in rheumatoid arthritis but also in other autoimmune diseases.

Component

Rheumatoid factor

System

Blood

Unit

[IU]/mL

Reference Range

0 – 14 [IU]/mL

LOINC Code

11572-5

Category

Immunology

Extract this test automatically

MedExtract automatically maps Rheumatoid Factor (RF) results to LOINC code 11572-5 from any Spanish lab report.

Other Immunology codes

8061-4Antinuclear Antibodies (ANA)53027-9Anti-Cyclic Citrullinated Peptide (Anti-CCP)5130-0Anti-dsDNA Antibodies 4485-9Complement C3 4498-2Complement C4 2465-3Immunoglobulin A (IgA)