A 35-year-old woman presents with a 2-month history of heat intolerance, palpitations, and a 4 kg unintentional weight loss despite increased appetite. On examination, she has a fine tremor, tachycardia (HR 110), and a diffusely enlarged, firm thyroid gland without nodules. TSH is suppressed at 0.1 mIU/L, and free T4 is elevated at 28 pg/dL. Which of the following is the most likely diagnosis?
- A)Toxic multinodular goiter
- B)TSH-secreting pituitary adenoma
- C)Factitious hyperthyroidism
- D)Graves diseaseGABARITO
- E)Thyroiditis with thyrotoxicosis
Explicação
Graves disease presents with diffuse thyroid enlargement, elevated free T4, suppressed TSH, and clinical hyperthyroidism. The diffuse nature of the goiter and the presence of hyperthyroid symptoms support autoimmune thyroid dysfunction. TSI (thyroid-stimulatin... Ver explicação completa e trilha adaptativa →