rheumatoid factor

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rheumatoid factor

noun rheumatoid factors

An autoantibody directed against the Fc fragment of immunoglobulin G (IgG), often elevated in certain conditions including rheumatoid arthritis and Sjögren's syndrome.
Similar: RF

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MLA

"rheumatoid factor." Wiktionary, via Micwyn, micwyn.com/word/rheumatoid%20factor. Accessed 6 Nov. 2026.

APA

rheumatoid factor. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/rheumatoid%20factor

Chicago

"rheumatoid factor." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/rheumatoid%20factor.

BibTeX

@misc{rheumatoid_factor_2026,
  title = {rheumatoid factor},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/rheumatoid%20factor},
  urldate = {2026-11-06}
}