A 34-year-old woman presents with palpitations, heat intolerance, and a 4-kg weight loss over 2 months. She has a diffuse thyroid enlargement without tenderness. Laboratory studies show suppressed TSH and elevated free T4. A thyroid uptake scan demonstrates uniform increased uptake. Which of the following is the most likely diagnosis?
- A)Iodine-induced hyperthyroidism
- B)TSH-secreting pituitary adenoma
- C)Thyroiditis with thyroid hormone release
- D)Graves diseaseGABARITO
- E)Toxic multinodular goiter
Explicação
Graves disease is an autoimmune thyroid disorder characterized by diffuse thyroid enlargement, elevated thyroid hormone levels with suppressed TSH, and uniformly increased radioactive iodine uptake throughout the thyroid. The uniform distribution of uptake dis... Ver explicação completa e trilha adaptativa →