<prompt> Lateral aberrant thyroid refers to -Lingual thyroidMetastatic foci from primary in thyroidStruma ovariiCongenital thyroid abnormality  <response>: 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, 24the, p. 777 