[Hereditary type enamel hypoplasia. Clinical and histopathological findings of an observed case].

The main classifications published in recent years on amelogenesis imperfecta are reported and the ways in which abnormal enamel can be formed are described. A personal case is reported in which it was possible to draw up a family tree and document clinical and histological histories. The anomaly was classified in the hypoplasia group, rough, autosomic dominant according Witkop and Sauk.