Among them, supernumerary teeth and root dilacerations are two common local factors.
Objective:This study aimed to evaluate the clinical value of digital pantomogram in identification the position of gnathous unerupted supernumerary teeth.
The dentigerous cyst may originate from impacted or supernumerary teeth. It`s diagnosed by clinical feature,X-ray or CT scan. It is a selective and suitable surgical approach to incise the dentigerous cyst by nasal endoscope.
