干燥性角结膜炎(K.C.S.)是眼科的常见病之一,并与胶原疾病 Sjogren 氏综合征有密切关系。本文作者对诊断为干燥性角结膜炎的36例中原因不明的32例病人进行了三个月到三年五个月的临床观察和研究,发现本病占眼科就诊者的0.6%,平均发病年龄是51.1岁,78.1%是女性;血清学检查结果:类风湿因 Keratoconjunctivitis sicca (K.C.S.) is one of the most common ophthalmological diseases and is closely related to Sjogren’s disease, a collagen disease. The authors of 36 cases of diagnosed as keratoconjunctivitis dry unknown 32 patients for three months to three years and five months of clinical observation and research and found that the disease accounted for 0.6% of ophthalmic patients, the average incidence The age was 51.1 years, 78.1% were female; serological test results: rheumatoid factor