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

Question

Quizplus · Accepted Answer

In immune complex autoimmunity, antigens and antibodies form immune complexes that deposit in tissues, leading to inflammation and tissue damage. This is exactly what happens in rheumatoid arthritis as IgM, IgG and complement deposit in joints causing inflammation and damage to the synovial membrane, which ultimately leads to joint destruction.

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