玻璃体是一种无血管组织的透明胶体,因此通常所称的玻璃体出血,实为玻璃体积血,它在眼外伤中较为常见。玻璃体内少量积血可完全吸收,多量的积血则吸收极慢,有时数月、数年还不能吸收。在吸收过程中,由于纤维肉芽细胞的增殖而产生结缔组织;又在视网膜表面往往产生无血管性的纤维组织膜,这时网膜逐渐收缩呈星芒状并形成牵引性皱襞,称 Vitreous body is a transparent tissue without blood vessels, so the so-called vitreous hemorrhage, in fact, vitreous hemorrhage, it is more common in ocular trauma. A small amount of vitreous hemorrhage can be completely absorbed, the amount of hemorrhage is very slow absorption, and sometimes a few months, a few years can not be absorbed. In the process of absorption, due to the proliferation of fibrous granulation cells produce connective tissue; often in the retina surface tend to produce non-vascular fibrous tissue membrane, when the gradual contraction of the omentum was star-shaped and the formation of traction folds, said