It is often seen in a number of literary works, the eyes of this word "bright" have been described as people's pretty eyes. Indeed, eyes can't be lack of the moisture of water. ray ban shop The water for eye moisturing is tears secreted by lacrimal glands.
Normal people can secrete 0.5 to 1.0 ml tears under the state of consciousness and calmness. The secretory volume will have an evident increase if eyes irritation occurs or one’s moods swerve. Due to all kinds of reasons the secretion of your tears may decrease and Clip-on Brillen the quality of the tears may become abnormity and your eyes will become dry and astringent, distending pain, and causalgia, that shows that your eyes are suffer form “wa This is what we called dry eye syndrome or conjunctival xerosis in medical science. In autumn and winter we should “rehydrate” our eyes in time to avoid these symptoms.
So, why do the eyes appear "drought"? How to help those who suffering from dry eye?
In fact, exrophthalmia is not a single disease; Herrenbrillen it’s a serious of diseases caused by some completely different pathogenies and has a characteristic of dry eyes and less tears. They have different pathologies. The process and clinic apperance are different, too. They can be divided to three species according to different causes.
Substance conjunctiva xerosis: It appears as the freckles on xerosis which broken the secretion gland and cup shaped cells or even the lacrimal glands and pipes of xerosis. Such as: the serious stage in first or second period time, trachoma, thermal or chemical extensive burns, severe, chronic conjunctivitis and pemphigoid. And long-time irritation of sand blown by the wind, dust and lampblack, long-time exposure to the televisions and computers, and wearing contact lens are also the common causes of chronic conjunctivitis.
Mouth and eyes dryness arthritis syndrome or called dry eye syndrome:this is a unclear etiology of disease ,recently,it is found that the possibility is innate immune system abnormalities In access to antigen stimulation, the induced immune response. Mainly manifested in keratoconjunctivitis sicca, dry mouth and concurrent connective tissue disease.
Conjunctival epithelial xerosis: This is one of ocular manifestations of deficiency of vitamin A. Deficiency of vitamin A is mainly due to the body of vitamin A that is consumed in large quantities and less intake. Infants are particularly prevalent in the artificial feeding improperly, malabsorption, or measles, pneumonia, dysentery, diarrhea and other expendable disease. Adults are more common in advanced liver cancer, cirrhosis and chronic gastrointestinal diseas
Although there are various therapies for xeroma caused by different causes, symptomatic treatment can be implemented anyway, that is to make up the deficiency of tears by using artificial tears. Such as:Dripping tears can help us to keep the eyes moisure,but dripping tear can lighten the eyes dryness and uncomfort,when wearing contact lens.
Although drugs can relieve dry eyes in varying degrees, symptoms, so that dry eyes are moist, reminding everyone that this is only symptomatic treatment of artificial tears and can not cure. So in the course of treatment, people should understand their causes as soon as possible, actively carry out the treatment in terms of the cause, for example, if it is a lack of vitamin A which will induce conjunctival epithelial xerosis, vitamin A should