A 30-year-old female presents to her physician complaining of fatigue, excessive sweating, and increased appetite. Physical examination reveals protruding eyes, and laboratory testing reveals hyperthyroidism secondary to autoantibody production. This disorder falls into which of the following categories?

Question

Quizplus · Accepted Answer

This disorder is Graves' disease, which is caused by the production of autoantibodies against the thyroid-stimulating hormone receptor, leading to hyperthyroidism. This is an example of type II hypersensitivity, where autoantibodies bind to and activate or inhibit the function of target cells or tissues.

A 30-Year-Old Female Presents to Her Physician Complaining of Fatigue