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
Hashimoto's thyroiditis-True are A/E 
Select and explain. 
A. Follicular destruction, B. Increase in lymphocytes, C. Oncocytic metaplasia, D. Orphan Annie eye nuclei
D: Orphan Annie eye nuclei
Answer: D: Orphan Annie eye nuclei 
Explanation: Ans is `d' i.e Orphan Annie eye nuclei Orphan Annie eye nuclei is histological feature seen in Papillary Ca thyroid. "Characteristic histologic features of Hashimoto's thyroiditis include atrophy of thyroid follicles with oncocytic metaplasia (Huhle cell) of the follicular epithelium and abundant lymphoplasmacytic infiltrate with lymphoid follicles including germinal centres. In addition, there may be varying degrees of fibrosis and foci of squamous metaplasia associated within the atrophic follicles."- Endocrine pathology: differential diagnosis and molecular advances By Ricardo V. Lloyd 1/e p160