[Myxedema caused by ectopic lingual thyroid treated by autotransplantation. Results 18 years later].

An ectopic thyroïd gland causing hypothyroïdism was found in a 7 years old girl. The treatment was stopped six months later, nevertheless the growth rate was not affected. Sudden mechanical airway obstruction caused by the lingual goiter needed at the age of 16 years a surgical management. A thyröid nodule auto-transplantation was performed with a rather good success. Special comments about some physiopathological aspects of this original case.