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Adenomatoid Odontogenic Tumour of the Maxilla – A Case Report with Review. 1 Reader. Dept of Oral Medicine and Radiology. SRM Dental College. Adenomatoid odontogenic tumour is a benign (hamartomatous), noninvasive lesion with slow but progressive growth. The 3 variants — follicular, extrafollicular . Adenomatoid odontogenic tumor is a hamartomous benign neoplasia of odontogenic origin. It appears mostly in young patients and females, the maxillary.

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After the operation, the specimen was fixed in 4 per cent formal saline and prepared for histological examination. A case of multiple AOT-like jawbone lesions odlntogenic a young patient-a new odontogenic entity?

Clinical features generally focus on complaints regarding a missing tooth. Pigmented lateral periodontal cyst and other pigmented odontogenic lesions.

Journal List Head Face Med v. Clinical features Clinical features generally focus on complaints regarding a missing tooth.

Please review our privacy policy. The surgical treatment of such neoplasm is generally conservative, provided that the odlntogenic of the lesion and the curettage of the residual area are meticulously performed; in these conditions recurrence is extremely rare.

tukor Panoramic radiograph six months after therapy. This neoplasm is an amartomatous, non-invasive revew with slow but progressive growing. Treatment is conservative and the prognosis is excellent. In addition, in one recently reported case MRI was useful to distinguish AOT from other lesions, even if it is difficult on periapical ordinal radiographies [ 10 ].

Immunhistochemical localization of amelogenin in human odontogenic tumors, using a polyclonal antibody against bovine amelogenin. The adenomatoid odontogenic tumour AOT: The peripheral lesions may show some erosions of the adjacent cortical bone [ 11 ].

Author information Article notes Copyright and License information Disclaimer. Immunohistochemical demonstration of bone morphogenic protein in odontogenic tumors. There are no resorption of the root apices. Adenomatoid odontogenic tumor AOT is a relatively uncommon distinct odontogenic neoplasm that was first described by Steensland in [ 1 ].

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Finally, Gao et al. Unerupted permanent canine are the theeth most often involved in AOTs. Odontogenic tumors and neoplastic-like changes of the jaw bone. Immunhistological features During the last few years several studies have been published dealing with the immunhistological properties of AOT.

WHO histological typing of odontogenic tumours.

Italian Journal of Maxillofacial Surgery 2008 December;19(3):131-6

For radiological diagnose the intraoral periapical radiograph seems to be more useful than panoramic. Therefore, odontoggenic prognosis is excellent. National Center for Biotechnology InformationU.

Indian J Dent Res. The tumor is most often diagnosed in the second decade of life and women are about twice as many affected than men. For illustration a rare case of an AOT in adenojatoid mandible is presented.

Adenomatoid odontogenic tumor of the mandible: review of the literature and report of a rare case

AOT should zdenomatoid considered tumot the differential diagnosis of radiolucent jaws swelling, although its low incidence. Positive reactions for amelogenin in limited areas in AOT are also reported as well as in ameloblasts adenomatlid in the immature enamel matrix [ 20 ]. Competing interests All authors disclaim any financial or non-financial interests or commercial associations that might pose or create a conflict of interest with information presented in this manuscript.

J Clin Pediatr Dent. Unal et al [ 2 ] produced a list containing all nomenclatures for AOT reported in the literatures. Interestingly, Takahashi et al. With respect to the age of the patient and the localization of the AOT in the lower jaw, the reported case is a rare example of adenomatoud tumor entity. SB and AZ carried out the pathohistological investigations and participated in creating this part of the manuscript.

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Interestingly, there are a few reports about pigmented cells in AOT. Conservative surgical enucleation is the treatment modality of choice. Published online Aug No resorption of the root apices was observed Fig. This article describes two cases concerning two young female patients who presented at our Department in the period comprised between December and February with an asymptomatic swelling with a slowly growing lesion: Many different names like adenoameloblastoma, ameloblastic adenomatoid tumor, adamantinoma, epithelioma adamantinum odntogenic teratomatous odontoma have been used before to define the lesion currently called AOT.

All authors disclaim any financial or non-financial interests or commercial associations that might pose or create a conflict of interest with information presented in this manuscript. Abstract Adenomatoid odontogenic tumor AOT is a rare odontogenic tumor which is often misdiagnosed as odontogenic cyst.

However, all of these reported lesions did not show macroscopically visible pigmentation. Epidemiology From the early s onwards 65 single cases of AOT excluding case series of more than 10 cases have been published. Histologically, the tumor is solid and there is a cyst formation Fig. Open in a separate window. However, the rsview peripheral variant occurs primarily in the gingival tissue of tooth-bearing areas [ 9 ].

It is predominantly found acenomatoid young female patients and usually located in the maxilla associated with an unerupted permanent tooth. All authors were involved in revising the manuscript critically and have given revieq approval of the version to be published.