What causes oral and maxillofacial cysts

Oral and maxillofacial cysts are caused by a variety of factors, because the site of the disease is different, the cause of the disease will also be different, divided into the following types, odontogenic infection stimulate periodontal ligament epithelial residual tissue proliferation, liquefaction, degeneration, and gradually form periapical cysts. Cysts formed by the development of residual branchial cleft tissue without degeneration during embryonic period, sebaceous cysts formed by blockage of sebaceous excretory duct and expansion of increased contents, and mucous cysts caused by blockage of salivary duct, which makes saliva unable to be discharged smoothly.