Dry Eye Syndrome, medicinally known as Dysfunctional tear syndrome, is an ocular disorder, which can occur when any living animal is unable to produce ample of their own tears. The major causes of dry eye syndrome are LASIK surgery, vitamin A deficiency, pregnancy, Meibomian gland dysfunction, and neurotrophic deficiency. There are two major categories of Dry Eye Syndrome such as evaporative and aqueous deficiency. On time cure of this disease may save the life of affected person or animal. It 更多
