Hybrid odontogenic tumor of calcifying odontogenic cyst and ameloblastic fibroma

Author(s):  
Jung Hoon Yoon ◽  
Hyung Jun Kim ◽  
Jong In Yook ◽  
In Ho Cha ◽  
Gary L Ellis ◽  
...  
2013 ◽  
Vol 3 (1) ◽  
pp. 36-39 ◽  
Author(s):  
Jyotsna Galinde ◽  
LS Poonja ◽  
Sunil Sidana ◽  
Kartik Poonja

ABSTRACT Calcifying cystic odontogenic tumor (CCOT) previously known as calcifying odontogenic cyst (COC) is a relatively rare lesion. It was first reported as a separate pathologic entity by Gorlin et al in 1962 as a likely analog of the cutaneous calcifying epithelioma of Malherbe or pilomatricoma. Because of the diverse clinicohistologic features and the various neoplastic potential, there have been disagreements on the terminology as well as whether to classify CCOTs as a cyst or a neoplasm. CCOT is frequently associated with other lesions, such as odontoma, ameloblastoma and ameloblastic fibroma, and the most common of these is the CCOT-associated odontoma (CCOTaO). CCOTaO tends to occur in the anterior portion of upper jaw and occurs in younger age group as compared to other types. We present a case of CCOTaO in the posterior mandible of a 23-year-old male. How to cite this article Sidana S, Poonja K, Galinde J, Poonja LS. Calcifying Cystic Odontogenic Tumor with Compound Odontoma. J Contemp Dent 2013;3(1):36-39.


Author(s):  
Monir Moradzadeh Khiavi ◽  
Nazanin Mahdavi ◽  
ASOMA AWUDU

Developing odontoma is a rare mixed odontogenic tumor that can arise with other odontogenic lesions. The association of COC with ameloblastic fibro-odontoma is extremely rare. We report an extremely rare case of developing odontoma arising from a calcifying odontogenic cyst in a 17-year old girl.


2021 ◽  
Vol 5 (2) ◽  
pp. 80
Author(s):  
Regrina Setiawan ◽  
Ria Noerianingsih Firman ◽  
Lusi Epsilawati

Objectives: This review article is aimed to describe the radiographic features of CEOT and COC to determine the differences between the two lesions on panoramic radiographs. Review: This research is a descriptive study using scoping review method based on the Preferred Reporting Items for Systematic Review and Meta-analysis for Scoping Review (PRISMA-Scr). This study examines English and Indonesian articles of CEOT and COC with panoramic radiography as a diagnostic tool published in 2015 – 2021. Relevant articles were obtained from searches using keywords and inclusion criteria on PubMed, PMC NCBI, and hand searching techniques. A total of 32 articles were identified at initial study identification. Duplication, title and abstract, and full-text inspection consecutively excluded 1, 3, and 8 articles. A total of 20 eligible articles were included in this study, 10 cases of Calcifying Epithelial Odontogenic Tumor and 10 cases of Calcifying Odontogenic Cyst. Conclusion: The differences between COC and CEOT on panoramic radiographs are COC is more commonly found in the anterior region than CEOT and COC tends to occur in the periapical or lateral part of adjacent teeth and causes root resorption, whereas CEOT tends to be located at the crown of impacted teeth. There aren’t any pathognomonic radiographic findings from the CEOT and COC, so a definitive diagnosis still requires histopathological analysis.


Author(s):  
Usman Qadir Khan ◽  
Abid Raza ◽  
Qaimuddin Shaikh ◽  
Saadia Nazir ◽  
Nadia Ambreen

Background: The pathologies associated with impacted maxillary canine tooth presented as radiolucent, radiopaque and mixed radiolucent radiopaque lesions on radiographs and adenomatoid odontogenic tumor was the most common pathology associated with it followed by dentigerous cyst, odontoma and calcifying odontogenic cyst after histopathological confirmation. This study was planned to determine the frequency of pathologies associated with impacted maxillary canine tooth in patients presenting at a tertiary care hospital.Methods: This cross-sectional survey was conducted at Dental / Oral Surgery Department, Shaikh Zayed Medical College / Hospital, Rahim Yar Khan, Pakistan from January to December 2017. A total of 60 patients with clinical and radiographic diagnosis of impacted maxillary canine tooth were enrolled. Orthopantomogram and/or para nasal sinus view were considered as the standard radiograph for assessment of pathologies associated with impacted maxillary canine tooth which were confirmed by histopathological examination. Demographics and radiographic findings and histopathological confirmation of pathologies were noted.Results: Out of a total of 60 patients, 38 (63.33%) pathologies associated with impacted maxillary canine presented as radiolucent lesion, 11 (18.33%) each presented as radiopaque and mixed radiolucent radiopaque lesion. Adenomatoid odontogenic tumor (30%) was the most common pathology associated with impacted maxillary canine tooth. The other pathologies associated were dentigerous cyst (26.67%), odontoma (18.33%), calcifying odontogenic cyst (11.66%), calcifying odontogenic cyst with an odonotoma (6.66%), Odontogenic keratocyst (3.33%) and Ameloblastoma (3.33%).Conclusions: The most common pathology occurring predominantly with impacted maxillary canine tooth was adenomatoid odontogenic tumor followed by dentigerous cyst, odontoma and calcifying odontogenic cyst.


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