Dermoid cyst of floor of mouth
A 13 year old child developed fever and headache. Her parents noticed a swelling below the jaw and visited the physician. Clinically a cystic midline swelling moving with deglutition was palpable in the submental region with suspicious extension into sublingual space. An MRI and a fine needle cytology was requested for.
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MRI plain and contrast of the head and neck revealed a T1 and T2 bright midline lesion in the submental region extending into the sublingual space which is fat suppressed and does not reveal any enhancement. A differential of dermoid/epidermoid was suggested.
Excision of the lesion confirmed a diagnosis of Dermoid cyst of the floor of mouth
- Vogl, T. J., W. Steger, S. Ihrler, P. Ferrera, and G. Grevers. "Cystic masses in the floor of the mouth: value of MR imaging in planning surgery." AJR. American journal of roentgenology 161, no. 1 (1993): 183-186. Pubmed citation