osteoma What is the most common benign tumor of the nose and paranasal sinuses? Also associated with Gardner's Syndrome (image shows a sclerotic mass surrounded by air and located within the frontal sinus).
EPITHELIAL INCLUSION CYST Def: traumatic implantation of epidermis into dermis, plugged follicle Can be associated with Gardner's syndrome (polyposis) SSx: slow-growing, white, round, firm, usually < 1 cm DDx: neoplasm Tx: excision, marsupialization
Supernumerary teeth (hyperdontia) can be the result of problems such as cleidocranial dysostosis and labial palatal cleft. They also can be caused by Ehlers-Danlos syndrome, Gardner& syndrome and Fabry-Anderson syndrome.