Dermoid cyst of floor of mouth

Case contributed by Dr Varun Babu


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.

Patient Data

Age: 13
Gender: Female

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. 

Case Discussion

Excision of the lesion confirmed a diagnosis of Dermoid cyst of the floor of mouth

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Case information

rID: 23100
Published: 22nd May 2013
Last edited: 1st Nov 2020
Inclusion in quiz mode: Included

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