Endocrine Abstracts

Context: A lingual thyroid is a relatively rare clinical entity. It is the most common subtype of ectopic thyroid. An ectopic thyroid is caused by an aberrant descent of the thyroid gland from the foramen caecum to its normal pretracheal position during embryogenesis. A lingual thyroid is located at the midline of the tongue base. It can be asymptomatic, but it may also cause dysphagia, upper airway obstruction, haemorrhage or dysphonia. Moreover, about 70% of patients with li...