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干眼症又称干燥性角结膜炎,是指多种原因引起的眼睛泪膜发生病理性改变,使角膜和结膜得不到正常湿润而出现的一系列眼部症状。 随着现代办公设备和家用电器的增多和普及以及人们饮食结构的改变,这种病的发病年龄由过去的中老年,日益降低至中青年,甚至波及到中小学生。其症状表现为双眼刺痛、干涩、砂样感觉、眼干、眼痒等,烧灼感尤为明
Dry eye, also known as dry keratoconjunctivitis, refers to a variety of causes of eye pathological changes in the tear film, so that the cornea and conjunctiva are not wet and appear a series of eye symptoms. With the increase and popularization of modern office equipment and household appliances as well as the change of people’s diet structure, the age of onset of this disease has been reduced from middle aged and old people in the past to young and middle aged, and even to primary and secondary students. The symptoms manifested as tingling eyes, dry, sand-like feeling, dry eyes, itchy eyes, burning sensation is particularly clear