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
Hurthle cell tumour is: 
Select and explain. 
A. Papillary carcinoma thyroid, B. Follicular carcinoma thyroid, C. Medullary carcinoma, D. None of the above
B: Follicular carcinoma thyroid
Answer: B: Follicular carcinoma thyroid 
Explanation: HURTHLE CELL CARCINOMA:

Hurthle cell carcinomas account for approximately 3% of all thyroid malignancies.
Considered to be a subtype of follicular thyroid cancer.