Dry eyes, also known as dry eye disease (DED), syndrome, and keratoconjunctivitis sicca (KCS), are among the most common reasons people visit an doctor. Other names for eyes include: (KCS). Environmental factors that may have a role include, but not limited to, exposure to irritants such chemical vapors, cigarette smoke, pollution, or low humidity. Smoking cigarettes, which is modifiable risk f...

Sjögren's syndrome is a chronic systemic autoimmune disease characterized by lymphocytic infiltration of exocrine glands. It can present as an entity by itself, primary Sjögren's syndrome (pSS), or in addition to another autoimmune disease, secondary Sjögren's syndrome (sSS). pSS has a strong female propensity and is more prevalent in Caucasian women, with the mean age of onset usually in the 4...