良性淋巴上皮病变是一种慢性特发性炎症,是局限于泪腺、涎腺的自身免疫性疾病,不伴有眼干及全身免疫性疾病,与Sj gren综合征有相同的组织病理学改变和类似的临床表现,在临床常常被误诊。本文就良性淋巴上皮病变和Sj gren综合征两者的关系及其诊断、鉴别诊断作一综述。 Benign lymphoepithelial neoplasia is a chronic idiopathic inflammation that is confined to the lacrimal and salivary gland autoimmune diseases and is not associated with dry eye and systemic immune disease. It has the same histopathological changes as Sjögren’s syndrome and Similar clinical manifestations are often misdiagnosed clinically. This article reviews the relationship between benign lymphoepithelial lesion and Sjgren’s syndrome and its diagnosis and differential diagnosis.