红斑狼疮是一种免疫性疾病,伴有皮肤或粘膜的损害,并可分为急性全身性红斑狼疮(SLE)和慢性盘性红斑狼疮(DLE)。如用免疫荧光抗体法检查该病的皮肤或粘膜的病损,可发现,在病损的表皮与真皮之间的基底膜处有带状的免疫球蛋白沉着,并把这一现象称为狼疮带。目前认为,用该法可以对SLE和DLE作鉴别诊断。在患SLE Lupus erythematosus is an autoimmune disease associated with cutaneous or mucosal damage and is classified into acute systemic lupus erythematosus (SLE) and chronic disc lupus erythematosus (DLE). Such as immunofluorescence antibody test for the disease of the skin or mucosal lesions, can be found in the lesion of the epidermis and dermis of the basement membrane between the ribbon-like immunoglobulin calm, and this phenomenon is called lupus band. At present, the method can be used to make differential diagnosis of SLE and DLE. In SLE