A calcifying odontogenic cyst may be associated with tumors, particularly odontomas. However, the association between cysts and is rare. This study aims to report first case of a an antral pseudocyst. male patient presented tumor lesion in his right maxillary alveolar ridge 6 months evolution painful symptoms . An excisional biopsy was performed, histopathological diagnosis pseudocyst issued. T...

controversies existed regarding the relationship between non-neoplastic cystic lesions and solid tumor masses. The so-called COC shows great diversity in the spectrum of clinical behavior and histopathological features, including cystic, solid (neoplastic), and aggressive (malignant) variants, because of which different categorization and nomenclature for the lesion have been proposed. In the 2...

conclusions we reported a rare case of large residual cyst. dental practitioners should consider this lesion in the differential diagnosis of radiolucent lesions of the jaw bone. case presentation a 59-year-old iranian man complaining of a dull pain in his left side of the mandible after falling down one month ago was referred to the department of oral and maxillofacial pathology, hamadan unive...

Calcifying odontogenic cyst is a rare entity which was first described by Gorlin, and also accounts for 1% of the jaw cysts according to Shear. Due to its diverse histopathology and variable clinical features, there has been a doubt regarding its nature as a cyst or a neoplasm. In this report we present a case of calcifying odontogenic cyst with mural ameloblastomatous presentation in the left ...

calcifying odontogenic cyst (coc), central odontogenic fibroma (cof) and aggressive central giant cell granuloma (cgcg) are rare pathologic diseases affecting the jaws. while the co-existence of two of them is reported in the literature, existence of all three conditions in one patient is an extremely rare entity. in the present report, initial biopsy revealed fibrosarcoma, therefore mandibular...

p53 and PCNA expression in keratocystic odontogenic tumors compared with selected odontogenic cysts Summary: The aim of this study was to evaluate p53 and PCNA expression in different odontogenic lesions regarding their different clinical behaviors. Slices prepared from 94 paraffin-embedded tissue blocks (25 radicular cysts (RC), 23 dentigerous cysts (DC), 23 keratocystic odontogenic tumors (KC...