干燥综合征(Sjogren′s syndrome)简称SS,是一种慢性炎症性自身免疾性疾病。目前认为SS是累及外分泌腺的一种慢性自身免疫性炎性疾病,它是一个系统性疾病,累及多个脏器及系统。临床可有多种表现,包括影响多种外分泌腺。国外认为此症是一个仅次于类风湿性关节炎(RA)的常见结缔组织病,甚至认为发病率可达1/200。本症好发于40岁以上,平均年龄50岁,因此以往把SS看作是累及成人的一种疾病,其中90％为女性,女:男=9:1。现代文献记载,本 Sjogren’s syndrome, referred to as SS, is a chronic, inflammatory, autoimmune disease. Currently considered SS is a chronic autoimmune inflammatory disease involving the exocrine gland, it is a systemic disease involving multiple organs and systems. There are many clinical manifestations, including affecting multiple exocrine glands. Abroad that this disease is a common second only to rheumatoid arthritis (RA) of connective tissue disease, and even that the incidence of up to 1/200. The disease occurs in 40 years of age or more, with an average age of 50 years old, so in the past the SS as a disease involving adults, of which 90% of women, women: men = 9: 1. Modern literature, Ben