Oral cavity & oropharynx

Developmental anomalies

Dermoid / epidermoid cyst



Last author update: 1 January 2013
Last staff update: 17 August 2022

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PubMed Search: ("Dermoid cyst") ("epidermoid cyst") oral

Charu Thakral, M.D.
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Cite this page: Thakral C. Dermoid / epidermoid cyst. PathologyOutlines.com website. https://www.pathologyoutlines.com/topic/oralcavitydermoidcyst.html. Accessed March 28th, 2024.
Definition / general
  • Midline in floor of mouth
  • Present at birth but asymptomatic until inflamed
Case reports
Treatment
  • Conservative surgical removal
Clinical images

Images hosted on other servers:

Submental swelling

Gross images

Contributed by Dhiraj B. Nikumbh, M.D.

Multiple tonsillar epidermoid cyst



Images hosted on other servers:

Sublingual dermoid cyst

Sublingual epidermoid cyst

Microscopic (histologic) description
  • Lined by squamous epithelium, contains skin adnexae if dermoid cyst
Microscopic (histologic) images

Contributed by Dhiraj B. Nikumbh, M.D.

Multiple tonsillar epidermoid cyst



Images hosted on other servers:

Cyst filled with keratin

Sebaceous gland and hair follicles

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