[Osteogenesis imperfecta: presentation of a case].

Osteogenesis Imperfecta constitutes a group of anomalies include between the lethal form of the disease and a condition in which the cortical bone is thiness and more breakable. It's frequently associated to dental abnormalities. It's possible to found serious bone alterations associated to regular dentition or on the contrary. The present article reports a clinical case with Osteogenesis Imperfecta Tarda.