Adenomatoid odontogenic tumor (AOT), a benign (hamartomatous) lesion of odontogenic origin, is an uncommon tumor which affects mainly. Adenomatoid odontogenic tumor (AOT) is a rare odontogenic tumor which is often misdiagnosed as odontogenic cyst. To acquire additional. 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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So, the variation in the expression of CK14 indicated variable differentiations of the tumoral cells. There is diffused swelling involving right anterior maxilla with moderate obliteration of nasolabial fold [ Figure odontogeenic ]. Here, we report a case of AOT arising from the dentigerous cyst with an impacted canine in the anterior maxilla in a year-old boy with emphasis placed on clinical, radiographic, and histological features in addition to its surgical management.

A year-old female child reported to our clinic with a complaint of missing teeth in the right maxilla with a medical history taking epileptic drugs. Mural adenomatoid odontogenic tumor in the mandible: Pain or other neurologic signs are not characteristic. Introduction Adenomatoid odontogenic tumor AOT is an uncommon benign odontogenic lesion that affects young patients associated with an impacted tooth, usually canine.

Mandibular adenomatoid odontogenic tumor: Radiographic and pathologic correlation

Axial view of cone beam computerized tomography showing the healing at the surgical site with the reduction of the bone width two years after surgery. On palpation, mild tenderness was present at one point.


PCNA specifically labelled the spindled areas and peripheral cords of the AOT, indicating that these areas are responsible for tumor growth. Prashanth Shenai, and L. To receive news daenomatoid publication updates for Case Reports in Dentistry, enter your email address in the box below.

Footnotes Source of Support: Biological profile based on cases. How to cite this article: Marx RE, Stern D. Adenomatold management of maxillary adenomatoid odontogenic tumor in paediatric patient: The recurrence rate is as low as 0.

Gross and histological examination of 45 cases. Introduction Dreibaldt in was the first to describe adenomatoid odontogenic tumor AOTwhich is an uncommon benign epithelial lesion of odontogenic origin known as a pseudo-adenoameloblastoma [ 1 ]. Summary and Conclusion Even though enucleation and curettage for AOT is the most common treatment modality, accurate histological diagnosis is mandatory to avoid unnecessary mutilating surgery.

Adenomatoid odontogenic tumor, an uncommon tumor

The results have shown that CK14 labelling indicated differentiation grades for secreting ameloblasts or ameloblasts in the post-secreting stage in the adenomatoid structure of AOT.

Variants of the adenomatoid odontogenic tumor with a note on tumor origin.

In this case, a year-old female presented with a well-demarcated radiolucent lesion of 2. Enamel proteins and extracellular matrix molecules are co-localized in the pseudocystic stromal space of adenomatoid odontogenic tumor. Study on the origin and nature of the adenomatoid odontogenic tumor by immunohistochemistry. Post operative facial view Click here to view. Adenoid ameloblastoma with dentinoid: Histological typing of odontogenic tumors, jaw cysts, and allied lesions.


The extraction of the impacted left maxillary canine was recommended due to its buccal position and absence of the vestibular cortical bone as shown on a Cone Beam Computerized Tomography CBCT Figure 1. Post operative intraoral view Click here to view. The lumen may be empty or contain amorphous eosinophilic material. The immunohistochemical detection of CKs presented intense positivity for CK14 in all epithelial elements Figure 4.

Adenomatoid odontogenic tumor, an uncommon tumor

A case report and review of literature. The skin over the swelling appeared normal.

Small calcifications within the tumor are not seen on radiographs; so the lesion is completely radiolucent and mimics a dentigerous cyst in growth pattern and appearance. AOT is frequently asymptomatic and is revealed during a routine radiographic examination or when radiographs are made to determine why a tooth has not ademomatoid [ 310 ].

Hematoxylin-eosin stained sections were made for routine histological examination.