mandibular cysts

Types

 periapical cyst
 keratocystic odontogenic tumor
 dentigerous cyst
 follicular cyst
 radicular cyst

Types

 periapical cyst

• A periapical cyst, also known as a radicular cyst, is inflammatory, develops from a periapical granuloma, and is associated with the root of a tooth.
• It is most common in the anterior maxilla.
• It shows a stratified squamous epithelium and fibrous capsule with mixed (mostly acute) inflammation.
• It is the most common odontogenic cyst, and most common cyst of the jaw.

 keratocystic odontogenic tumor

• Keratocystic odontogenic tumor (odontogenic keratocyst), is a neoplastic cyst usually in the posterior jaw, lined by parakeratotic epithelium with a hyperchromatic, palisaded basal layer and wavy surface.
• It is associated with nevoid basal cell carcinoma syndrome / Gorlin syndrome.

 dentigerous cyst ( follicular cyst )

• It is usually associated with impacted teeth (third molars, maxillary canines).
• It has stratified squamous epithelium and may or may not be inflamed.
• It is the second most common odontogenic and jaw cyst, behind periapical cysts.
• Follicular cyst is another name for a dentigerous cyst.

 radicular cyst

• Radicular cyst is another name for periapical cyst.

See also

 cysts
 mandible