Keratocyst

Keratocyst is a type of cyst that develops within the jawbone. It is also known as a keratocystic odontogenic tumor (KCOT). This condition is characterized by the formation of a sac-like structure in the jawbone, which is filled with keratin, a protein found in skin, hair, and nails.

Causes

The exact cause of keratocysts is unknown. However, they are often associated with the nevoid basal cell carcinoma syndrome (NBCCS), a rare genetic disorder. Some studies suggest that mutations in the PTCH1 gene may play a role in the development of keratocysts.

Symptoms

Keratocysts are often asymptomatic, meaning they do not cause any symptoms. However, when symptoms do occur, they may include:

• Swelling or lump in the jaw
• Pain in the affected area
• Difficulty opening the mouth
• Changes in the alignment of teeth

Diagnosis

Keratocysts are typically diagnosed through a combination of physical examination, medical history, and imaging tests such as X-rays or CT scans. A definitive diagnosis can be made through a biopsy, where a small sample of the cyst is removed and examined under a microscope.

Treatment

Treatment for keratocysts typically involves surgical removal of the cyst. In some cases, additional treatments such as Carnoy's solution, cryotherapy, or radiotherapy may be used to reduce the risk of recurrence.

Prognosis

The prognosis for individuals with keratocysts is generally good, especially when the condition is detected and treated early. However, keratocysts have a high recurrence rate, so regular follow-up appointments are necessary.

See also

• Odontogenic cyst
• Odontogenic tumor
• Nevoid basal cell carcinoma syndrome