Epidermoid Cyst Floor Of Mouth Radiology

A large thin walled cystic lesion is noted at the floor of the mouth with homogeneous fluid density 14 hu measuring 9 2 x 5 2 x 6 0 cm in ap ml and cc dimensions.

Epidermoid cyst floor of mouth radiology. Cysts on the floor of the mouth are classified into three types. This case reports a 43 year old male patient who presented with a. Epidermoid cysts of the floor of the mouth are rare lesions and are much less common than dermoid cysts in the head and neck. Dermoid cysts contain skin appendages and cystic teratomas present tissue originating from all the germinal layers.

Epidermal cysts are either found incidentally or present as a. These are also called epidermoid cysts which in turn are sometimes considered a type of dermoid cyst 9. A 13 year old child developed fever and headache. Epidermoid cysts of the floor of the mouth are rare lesions and are much less common than dermoid cysts in the head and neck.

It is stretching and displacing the genioglossus and mylohyoid muscles downwards. Baliga m 1 shenoy n 1 poojary d 1 mohan r 1 naik r 2. Each type is lined by an epithelial layer but each type exhibits different histologic patterns. Initial imaging was done using ultrasound followed by computed tomography ct scan.

At imaging they appear as midline simple cystic lesions and are often indistinguishable from ranulas fig 12. Cysts superficial to geniohyoid may cause posterosuperior displacement of the tongue dysphonia dysphagia 3 or airway obstruction 4. While cysts inferior to geniohyoid can cause submental swelling 3. 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.

Inferiorly it is reaching the hyoid bone with no erosion or related extensions. These are occasionally termed sebaceous cysts although this is a misnomer as the lesion does not originate in the sebaceous glands as such the term epidermal inclusion cyst is preferred. Epidermoid cysts dermoid cysts and teratomatous cysts. Clinically a cystic midline swelling moving with deglutition was palpable in the submental region with suspicious extension into sublingual space.

This case reports a 43 year old male patient who presented with a longstanding midline swelling in the submental region. Epidermoid cyst in the floor of the mouth of a 55 year old man. Epidemiology for reasons that are unclear they appear to be more common in the maori of new zealand. Epidermoid cysts are lined by simple squamous epithelium and are more frequently seen in the floor of mouth than in the submandibular space 13.

Epidermoid cyst of the floor of the mouth.