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
Goitrous form of autoimmune thyroiditis is called as: 
Select and explain. 
A. Myxoedema., B. Hashimoto's disease., C. Riedel's thyroiditis., D. All of the above.
B: Hashimoto's disease.
Answer: B: Hashimoto's disease. 
Explanation: Non goitrous form of autoimmune thyroiditis is called primary myxoedema and goitrous form is called Hashimoto's disease. Presence of high serum titres of antithyroid antibodies is characteristic of autoimmune thyroiditis.