Calcifying Odontogenic Cyst Associated with an Orthokeratinized Odontogenic Cyst

Department of Oral Surgery and Pathology, School of Dentistry, Universidade Federal de Minas Gerais, and Odilon Behrens Hospital, Belo Horizonte, MG, Brazil.
Head and Neck Pathology 12/2008; 2(4):324-7. DOI: 10.1007/s12105-008-0072-3
Source: PubMed


Odontogenic tumors composed of two or more distinct types of lesions are unusual. In this paper, a case of an odontogenic lesion characterized by simultaneous occurrence of areas of calcifying odontogenic cyst (COC) and orthokeratinized odontogenic cyst (OOC) is described. The lesion was asymptomatic and presented at the radiographic examination as a unilocular well-delimited radiolucency extending from left incisor to right premolar area in the mandible. To date, this is the first report of COC associated with an OOC.

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