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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Case report A year-old man was referred by his general dental practitioner. 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 tunor manuscript. Unicystic radiolucent lesion in the lawer right jaw with a comparatively clear demarcation. Panoramic radiograph six months after therapy.

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

Beyond it our case supports the above mentioned general description of AOTs. Finally, Gao et al. Clinical features generally focus on complaints regarding a missing tooth.

Immunhistological features During the last few years several studies have been published dealing with the immunhistological properties of AOT.

Odontogenic tumours in children and adolescents: Limitation of panoramic radiography in diagnosing adenomatoid odontogenic tumors. Calcification is sometimes seen and may be extensive Fig.

Rings of columnar cells give rise to duct-like appearance Fig. Only three cases in Japanese patients are reported in which the recurrence of ofontogenic tumor occurred [ 24 ].


It is predominantly found in young female patients and usually located in the maxilla associated with an unerupted permanent tooth. The lesion usually present as asymptomatic swelling which is slowly growing and often associated with an unerupted tooth.

Recently, Crivelini et al. The peripheral lesions may show some erosions of the adjacent cortical bone [ 11 revieew. Author information Article notes Copyright and License information Disclaimer.

However, a variety of terms have been adenomayoid to describe this tumor.

However, AOT frequently resemble other odontogenic lesions such as dentigerous cysts or ameloblastoma. Epidemiology From the early s onwards 65 single cases of AOT excluding case series of more than 10 cases have been published.

Received Mar 25; Accepted Aug Beside an uneventful medical history the patient presented no conspicuous intraoral clinical findings except the absence of the tooth Immunohistochemical demonstration of bone morphogenic protein in odontogenic tumors.

The postoperative course was uneventful.

Pigmented lateral periodontal cyst and other pigmented odontogenic lesions. Birth of a term. Immunohistochemically AOT adenlmatoid characterized by positive reactions with certain cytokeratins. The tumor is most often diagnosed in the second decade of life and women are about twice as many affected than men.

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

The surgical treatment of such neoplasm is generally conservative, provided that the removal of the lesion and the curettage of the residual area are meticulously performed; in these conditions recurrence is extremely rare. Br J Oral Maxillofac Surg. From the early s onwards adenomatoiv single cases of AOT excluding case series of more than 10 cases have been published.

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Displacement of neighbouring teeth due to tumor expansion is much more common than root resorptions. Please review our privacy policy. Interestingly, Takahashi et al.

Radiologically, he showed a 3 cm unicystic radiolucent image with a comparatively clear demarcation.

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

Unal et al [ 2 ] produced a list containing all nomenclatures for AOT reported in the literatures. Indian J Dent Res. Both patients have been treated under odontogenci anesthesia for the removal of the lesions with unerupted tooth. Unerupted permanent canine are the theeth most often involved in AOTs.

One year ago the dentist diagnosed a cyst with a ectopic lower right canine tooth by an x-ray. The histological typing of the WHO defined the AOT as a tumor of odontogenic epithelium with duct-like structures and with varying degrees of inductive change in the connective tissue.

Adenomatoid Odontogenic Tumour: Review and Case Report

Support Center Support Center. A year-old man was referred by his general dental practitioner. Comparing diagnostic arruracy between intraoral periapical and panoramic radiographs Dare odontogejic al.

The adenomatoid odontogenic tumour: For radiological diagnose the intraoral periapical radiograph seems to be more useful than panoramic.