Excision of the lesion confirmed a diagnosis of dermoid cyst of the floor of mouth.
Floor of the mouth dermoid.
Dermoid cysts of the floor of the mouth are discussed as to their embryology development and classification.
Floor of mouth dermoid cysts account for 1 6 of all dermoid cysts 2 and they usually present as a midline symmetrical slowly enlarging lesion.
A dermoid cyst in the floor of mouth accounts for 1 1 6 of all dermoid cysts 1 3 4.
A classification of these cysts based on histopathologic findings is presented in this article and it is suggested that the worddermoid be retained as a clinical term for all these developmental cysts of the floor of the mouth.
Four cases of dermoid cysts of the floor of the mouth.
Although these lesions typically manifest during the second or third decade of life.
Dermoid cysts of the floor of the mouth in the infant are rarely encountered although the aetiology is mainly embryological.
Cysts superficial to geniohyoid may cause posterosuperior displacement of the tongue dysphonia dysphagia 3 or airway obstruction 4.
Meyer proposes the classification of the cysts based on the histological differentiation of the elements of the cyst wall.