Ізольована аплазія зорового нерва

Визначення(English summary)

A rare developmental defect during embryogenesis characterized by congenital absence of the optic nerve head, optic nerve fibers, retinal ganglion cells, and retinal blood vessels in a malformed eye. It often occurs unilaterally with otherwise normal brain development. In bilateral cases it is accompanied by other central nervous system malformations.