A 48-year-old woman has been hospitalized due to development of tachysystolic atrial fibrillation. She has lost 5 kg of body weight within 2 months. On palpation there is a node in the left lobe of the thyroid gland. What pathology resulted in the development of this condition?

Answer options

1. Autoimmune thyroiditis
2. Nontoxic nodular goiter
3. Aterosclerotic cardiosclerosis
4. Chronic thyroiditis
5. Toxic nodular goiter

Explanation

A 48-year-old woman has been hospitalized due to the development of tachysystolic atrial fibrillation. She has lost 5 kg of body weight within 2 months. On palpation there is a node in the left lobe of the thyroid gland. What pathology resulted in the development of this condition?