人民文化水平及物质生活的高涨,普遍的医学免费治疗,给予苏联的眼科学,成功地创造出最有利的条件,扑灭了砂眼,如同扑灭了其他大批疾病一样。但是,我们到现在还能碰到一些人,从前患过砂眼,由于它的并发症而成为瞎子。砂眼并发症中最厉害的一种,就是名为乾眼症(Ксерофталмия)。感染砂眼经过几年过程后,泪腺管形成瘢痕,眼睛内停止经常性湿润。此时,眼睛内断了眼泪,等于草木没有水份一般地干涸了,能透过光缐的角膜渐渐丧失了透明质,变成不治的瞎子。 People’s cultural level and the rise of material life, the universal free treatment of medicine, the Soviet Union’s ophthalmology, successfully created the most favorable conditions, extinguished the trachoma, just as extinguished a large number of other diseases. However, we can still meet some people who have had blistering and who have become blind due to its complications. Trachoma complications in one of the most powerful, is called dry eye (Ксерофталмия). Infected with trachoma after several years of process, the formation of scar lacrimal duct, eyes stop regular moist. At this moment, the tears in the eyes were broken, which meant that the plants and trees dried up without water, and the cornea that passed through the rays of light gradually lost their hyaluria and became an incurable blind.