据相关数据显示，在未来5年中，我国干眼症患者人数将以每年10%以上的速度上升。干眼已成为影响人们生活质量的一类常见眼表疾病。
然而，很多干眼患者却对于自身患干眼病不自知，对于自身症状，眼睛干涩、痒、异物感、流泪，畏光等等现象未能科学的采取措施进行解决。
根据病因，干眼症大致可分为泪液缺乏型和蒸发过强型。其中患有睑板腺功能障碍是引发蒸发过强型干眼的主要原因。
睑板腺是眼睑的一种皮脂腺，睑板腺分泌的睑脂构成泪膜的表面，维持泪膜的稳定。睑板腺功能障碍是睑板腺发生阻塞、或者分泌的睑脂数量、质量发生改变。
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