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submental swelling

A Case of a Large Sublingual Dermoid Removed Successfully Using a Sublingual Approach

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Dr. Pradeep Shenoy, MD, FRCS, FACS, DLO,1
Dr. Farah Tabassum, MD, FRCPC, FABP2

1ENT & Neck Surgeon, Campbellton Regional Hospital, Campbellton, New Brunswick, Canada.
2Pathologist, Campbellton Regional Hospital, Campbellton, New Brunswick, Canada.

CLINICAL TOOLS

Abstract:Sublingual dermoid cysts are rare lesions in the oral cavity. Common oral lesions include: ranula; benign mucosal swelling; and sublingual salivary gland tumours. Uncommon types of lesions include: thyroglossal cysts, pilomatrixomas,12 pilomatrix carcinomas, and arteriovenous malformations.
The etiology, diagnostic problems, radiological findings, various treatment approaches, and histopathological findings are described in the following case study, which includes a literature review.
Key Words: epidermoid cyst, submental swelling, sublingual swelling, sialo adenitis, thyroglossal cyst, pilomatrixoma.
Sublingual dermoid cysts are asymptomatic unless they are big causing pressure symptoms causing sialoadnitis, difficulty in swallowing, choking or pain while moving the tongue.
Good examination and CT scan of the neck helps to plan for the surgery.
Once removed completely the recurrence is very rare.
Dermoid cyst in the oral cavity are rare entity depending on the histological picutres that are classified into dermoid, epidermoid, and teratomas.
Complete excision through intra oral and external approach is done, depending on its site in relation with geniohyoid muscles.
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