Primordial Odontogenic Tumor; Archival Review of 19380 Cases in a 55-Year Retrospective Study.

Primordial odontogenic tumor a recently described odontogenic tumor has a well-defined clinicopathological and immunohistochemical profile and should be differentiated from the others pericoronal lesions. It is the first time that this archival review has been done to find probable cases of primordial odontogenic tumor.