This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Surgery
Enlargement of thyroid gland with tenderness is most commonly seen in: March 2013 
Select and explain. 
A. DeQuervains thyroiditis, B. Hashimoto's thyroiditis, C. Grave's disease, D. Reidel's thyroiditis
B: Hashimoto's thyroiditis
Answer: B: Hashimoto's thyroiditis 
Explanation: Ans. B i.e. Hashimoto's thyroiditis