Odontoma

Odontoma is a type of benign tumor that originates from tooth tissue. It is considered a type of hamartoma, which means it is composed of normal tissue in a disorganized manner. Odontomas are the most common type of odontogenic tumors and are often associated with unerupted teeth.

Types

There are two main types of odontomas: compound and complex.

• Compound odontoma is a type of odontoma where the tooth tissue is organized and resembles miniature teeth. These are often found in the front of the mouth and are associated with unerupted teeth.

• Complex odontoma is a type of odontoma where the tooth tissue is disorganized and does not resemble teeth. These are often found in the back of the mouth and are also associated with unerupted teeth.

Causes

The exact cause of odontomas is unknown, but they are thought to be related to local trauma or infection. Some studies have suggested a genetic component, as they are more common in people with certain genetic conditions such as Gardner's syndrome.

Diagnosis

Odontomas are often discovered during routine dental X-rays, as they are usually asymptomatic. They appear as a radiopaque mass on the X-ray, often associated with an unerupted tooth. The diagnosis is confirmed by histological examination of the tumor.

Treatment

The treatment for odontomas is surgical removal. This is usually a straightforward procedure, as the tumor is well-encapsulated and easy to separate from the surrounding tissue. After removal, the prognosis is excellent, with a very low risk of recurrence.

See also

• Dental tumor
• Odontogenic tumor
• Ameloblastoma
• Dentinoma

Odontoma Resources
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