Fig. 4.
A 17-year-old adolescent girl with painless swelling in the left lower jaw. ( A ) Cornonal computed tomography (CT) and ( B ) sagittal multiplanar reconstruction (MPR) bone window show unilocular expansile cystic lesion ( arrow ) with unerupted tooth ( curved arrow ) in the left ramus of mandible. Imaging diagnosis of dentigerous cyst was given. Histopathology confirmed dentigerous cyst with focal area of plexiform ameloblastoma.