In Graves' disease (hyperthyroidism),autoantibodies bind to and activate receptors for thyroid stimulating hormone (TSH)so that excessive T₄ (thyroxine)is secreted,causing clinical manifestations of an increased metabolism.This mechanism is an example of which Type II hypersensitivity reaction?

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In Graves' disease, the autoantibodies modulate the function of the TSH receptor by stimulating it, leading to increased thyroid hormone production. This is an example of modulation in Type II hypersensitivity.

In Graves' Disease (Hyperthyroidism),autoantibodies Bind to and Activate Receptors for Thyroid