[Histomorphological features of adamantinoma]

The histomorphological features of ameloblastoma and the literature classifications of this form are examined and a personal series of 19 cases involving the mandible and 2 involving the upper jaw is presented. Cord-like and plexiform pictures were followed by follicular, cystic, cylindromatous and stellate forms in order of frequency. Death occurred in two cases of cylindromatous ameloblastoma.