Regional odontodysplasia: report of case.

A case of regional odontodysplasia in an 8 year-old male whose chief complaint was the absence of eruption of permanent teeth is presented. The regional odontodysplasia is a rare development anomaly of the dental tissues that affects the primary and permanent dentitions involving several adjacent teeth without crossing the midline. The clinical, radiographic and histological aspects are described as well as the treatment accomplished through surgery and prosthetic rehabilitation.