[Septo-optic dysplasia. Apropos of a new case report].

Septo-optic dysplasia was detected in a 3 month-old boy. Abnormalities consisted of agenesis of septum lucidum as shown by cerebral CT scan and of hypoplasia of optic nerves resulting in pendular nystagmus and visual impairment. A slight visual improvement was observed at 10 months of age. Growth curve was normal and blood GH determination was not performed. Rubella infection had occurred in the 2nd month of pregnancy with rising antibody titers up to the 7 1/2 month.