Fig. 6. Human vitreous structure during childhood. This view of the posterior and central vitreous from a 6-year-old child demonstrates a dense vitreous cortex with hyalocytes. There is vitreous extrusion into the retrohyaloid space through the premacular vitreous cortex. However, no fibers are present. (Sebag J: The Vitreous: Structure, Function and Pathobiology, p 79. New York, Springer-Verlag, 1989.)