Lingual thyroid: about two case

ABSTRACT

Lingual thyroid is an uncommon developmental abnormality which results from the failure of the thyroid gland to descend from the foramen coecum to its prelaryngeal site. Diagnosis is assessed by the clinical picture and thyroid uptake scintiscans. Treatment is essentially medical although surgery is indicated when compression occurs. In this report, we describe two cases of lingual thyroid which were diagnosed because of an obstructive oropharyngeal syndrome in one case and hypothyroidism in the other one