干眼症

English: Dry Eye Disease, Dry Eye Syndrome, Keratoconjunctivitis Sicca

中文： 泪液量不足或质量异常、泪膜不稳定导致的眼表疾病。可有持续干涩、异物感，也可在眨眼或眼球微动时突然刺激角膜神经，出现仅一瞬间的刺痛。

English: Ocular surface disease from inadequate tear quantity/quality or unstable tear film. May cause grit or burning—or a brief stab when a blink or micro-movement hits an unstable spot on the cornea.

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