LAUSR

tps://doi.org/10.1016/j.jds.2020.12. 91-7902/a 2020Association for Denta e CC BY-NC-ND license (http://creati Pindborg tumor (also known as calcifying epithelial odontogenic tumor) is a rare benign tumor of odontogenic epithelial origin. The odontogenic tumor cells are suggested to arise from cells of the stratum intermedium of the enamel organ or dental lamina remnants. Here, we presented a Pindborg tumor around the crown of an impacted right maxillary third molar of a 48-year-old female patient. This 48-year-old female patient came to a private oral and maxillofacial surgery clinic for extraction of her impacted right maxillary third molar. Routine panoramic radiography was taken and showed a well-defined unilocular radiolucent lesion measuring 1.0 0.8 cm in area around the crown of the impacted right maxillary third molar. The lesion was painless. After discussing with the patient and obtaining the signed informed consent, the impacted right maxillary third molar together with the pericoronal radiolucent lesion was totally excised under local anesthesia and the clinical impression of a dentigerous cyst associated with an impacted third molar. The removed pericoronal soft tissue specimens were sent for histopathological examination. Microscopically, the tumor was composed of many areas or globules of amorphous,