This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Endocrinology and breast, Subject name: Anatomy
Lateral aberrant thyroid refers to - 
Select and explain. 
A. Lingual thyroid, B. Metastatic foci from primary in thyroid, C. Struma ovarii, D. Congenital thyroid abnormality
B: Metastatic foci from primary in thyroid
Answer: B: Metastatic foci from primary in thyroid 
Explanation: Any thyroid tissue found laterally separate from the thyroid gland, is always considered to be a metastasis in a cervical lymph node, as aberrant thyroid tissue never occurs in a lateral position. Aberrant, thyroid tissues are found along the course of the thyroglossal tract i.e. Lingual* Cervical* or intrathoracic* Also, remember Type of thyroid carcinoma most commonly associated with lateral aberrant thyroid - papillary carcinoma*. Ref : Bailey and Love, 24th/e, p. 777