Keratocystic odontogenic tumor

From WikiMD's Wellness Encyclopedia

Keratocystic odontogenic tumor (KCOT) is a benign neoplasm that originates from the dental lamina. It is a unique entity due to its aggressive behavior, high recurrence rate, and characteristic histopathological findings.

Etiology[edit | edit source]

The etiology of KCOT is not completely understood. However, it is believed to be associated with mutations in the PTCH1 gene. This gene is also associated with nevoid basal cell carcinoma syndrome (NBCCS), a condition that increases the risk of developing several types of cancer, including KCOT.

Clinical Features[edit | edit source]

KCOTs are often asymptomatic and are usually discovered during routine dental radiographic examinations. When symptoms do occur, they may include pain, swelling, and the presence of a cyst or lump in the mouth or jaw.

Diagnosis[edit | edit source]

The diagnosis of KCOT is based on a combination of clinical, radiographic, and histopathological findings. Radiographically, KCOTs often present as a unilocular or multilocular radiolucent lesion with well-defined borders. Histopathologically, KCOTs are characterized by a thin, uniform epithelial lining with a corrugated parakeratin surface and a prominent basal cell layer.

Treatment[edit | edit source]

The treatment of KCOTs is controversial due to their high recurrence rate. Treatment options include conservative methods such as enucleation and curettage, as well as more aggressive methods such as resection.

Prognosis[edit | edit source]

The prognosis of KCOTs is generally good, but the high recurrence rate can lead to significant morbidity. Regular follow-up is essential to monitor for recurrence.

See Also[edit | edit source]

References[edit | edit source]

Keratocystic odontogenic tumor Resources
Wikipedia


External Links[edit | edit source]


Template:Oral pathology (ICD-10)

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Contributors: Prab R. Tumpati, MD