A 32-year-old woman comes to the office due to a persistent weight loss.The patient has no medical problems and takes no medications or supplements. She does not use tobacco, alcohol, or illicit drugs. She states that she feels warm compared to other in the room Family history is significant for hypothyroidism in her mother. Temperature is 36.7 C (98 F), blood pressure is 130/60 mm Hg, and pulse is 104/min. BMI is 20 kg/m2. On physical examination, the patient appears anxious and has a staring gaze. There is exophthalmos, lid lag, and a diffusely enlarged thyroid with an audible thyroid bruit. The patient has a fine tremor on outstretched arms, and the skin is warm and moist. Antibodies directed against which of the following are most likely to be found in this patient?

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The Answer is C

A 32-Year-Old Woman Comes to the Office Due to a Persistent