In rheumatoid arthritis, IgM, IgG, and complement deposit in joints. This is an example of
A) immunosuppression.
B) cytotoxic autoimmunity.
C) immune complex autoimmunity.
D) cell-mediated autoimmunity.
E) acquired immunodeficiency.

Question

Quizplus · Accepted Answer

This is an example of immune complex autoimmunity, where immune complexes (antigen-antibody complexes) deposit in tissues, leading to inflammation and tissue damage, as seen in rheumatoid arthritis.

In Rheumatoid Arthritis, IgM, IgG, and Complement Deposit in Joints