在工农业生产及日常生活中,眼球挫伤颇为常见,除可以造成眼球前节各组织的损伤外,引起视网膜改变的最常见外伤为挫伤。在严重的眼球挫伤后,视网膜血管极程扩张,血液外渗,组织水肿,并有因缺氧而发生组织自溶,合并产生坏死和液化,导致视神经细胞的溶解和变性作用。挫伤后常由于眼前节的损害掩盖了视网膜的挫伤病损, In industrial and agricultural production and daily life, eye contusion is quite common, in addition to causing damage to the eye before the organization, the most common cause of retinal injury trauma. Severe eyeball contusion, retinal vascular dilatation, blood extravasation, tissue edema, and due to hypoxia and tissue autolysis, resulting in necrosis and liquefaction, leading to the dissolution and degeneration of optic nerve cells. After the injury often due to damage in front of the eye to cover the contusion of the lesion,