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rev port estomatol med dent cir maxilofac . 2017;58(2):126-131 129

developing permanent anterior teeth, such as incisors, ca- ation and in another there was preservation of the associated
nines, or premolars, seems to be an embryonic source of more tooth 15. The prognosis is excellent and the recurrence rate is
than 96% of AOT. 9,10 0.2%. 55
A critical review of all case reports of AOT described in the
literature between the years of 2012 and 2017 was performed
and 56 references were found. However, due to lack of data, 48 Conclusion
cases were included in the analysis.
This type of lesion occurs mainly in the second decade of The treatment of choice for ATO is its surgical removal by
life, and is rare in patients over 30 years of age. 11,12 All lesions enucleation and removal of the associated tooth when pres-
occurred in the second and third decades of life, except for two ent. Despite a good prognosis and a low risk of recurrence, a
cases 13-48 one that affected a 10 -year -old 49 and 50 -year -old clinical and radiographic follow -up of patients should be per-
50
male patient. Women are more commonly affected than formed. In addition, the patient should receive multidiscipli-
men, at a ratio of 2:1. 11,12 Of all the cases evaluated, 61.9% oc- nary treatment from various dental specialties in the rehabil-
curred in female patients, 13-34,46-48 The present report shows a itation of the space caused by the lost tooth.
case of AOT in an 11 -year -old female patient.
This lesion is commonly located in the anterior maxilla
and rarely in the mandible. It usually surrounds the crown of Ethical disclosures
unerupted teeth, and 60% of the cases are associated with an
51
impacted canine as was illustrated in this report. Of all the Protection of human and animal subjects. The authors de-
cases evaluated, only 35.7% affected mandible. 13,15-17,21,30,34,35,43- clare that the procedures followed were in accordance with
45,48,49,52,53 One of these cases presented the peripheral variant the regulations of the relevant clinical research ethics com-
53
of the lesion de peripheral type, and another was associated mittee and with those of the Code of Ethics of the World Med-
with a deciduous teeth. 49 ical Association (Declaration of Helsinki).
The structure of the cyst, its insertion around the whole
tooth, not only in the amelocemental junction of an unerupt- Confdentiality of data. The authors declare that they have
followed the protocols of their work center on the publication
ed element, and the size of the buccal cortical expansion were of patient data.
not so typical of a dentigerous cyst. However, there are case
reports in dental literature of AOT arising in association with Right to privacy and informed consent. The authors have ob-
other lesions (Table 1); therefore, it requires an indispensable tained the written informed consent of the patients or sub-
meticulous histopathological evaluation. 54,55 jects mentioned in the article. The corresponding author is in
The management of this tumor should be surgical. Enucle- possession of this document.
ation of the lesion and removal of the impacted tooth and
simple curettage is recommended, although there is a report
of the preservation of the associated tooth, together with sur- Conflicts of interest
12
gical and orthodontic treatment. Of the cases reviewed, one
was treated with marsupialization with subsequent enucle- The authors have no conficts of interest to declare.
39

Table 1. Cases of Adenomatoid Odontogenic Tumor (AOT) associated with other lesion
Authors, Year Site Treatment Other Lesion Associated
Sathyanarayana et al., 2017 13 Anterior mandible Excision Unicystic Ameloblastoma
Naidu et al., 2016 (2 cases) 46 Anterior maxilla Not Related Cemento-ossifying fbroma
19
Majumdar et al., 2015 and Anterior maxilla Enucleation, tooth removed Dentigerous cyst
Manjunatha et al., 2015 20
Rezvani et al., 2015 37 Anterior maxilla Enucleation CEOT and focal cemento-osseous dysplasia
Acharya et al., 2014 39 Anterior maxilla Marsupialization, enucleation and Dentigerous cyst
tooth removed
Shephard et al., 2014 42 Anterior maxilla Enucleation, tooth removed and after Keratocystic odontogenic
histological examination peripheral
ostectomy.
Yamazaki et al., 2014 48 Posterior of mandible Enucleation Ameloblastoma (true hybrid neoplasm)
Prakash et al., 2012 34 Anterior of mandible Enucleation, tooth removed Central ossifying fbroma
Singh et al., 2012 47 Anterior maxilla Enucleation, tooth removed Dentigerous cyst
CEOT:Calcifying epithelial odontogenic tumor