自身免疫性血小板减少性紫癜是由于机体产生抗血小板自身抗体 (通常为IgG家族 )而导致血小板在网状内皮系统中损害的疾病 ,此病常规的早期治疗药物为皮质类固醇类激素 ,如泼尼松 1～ 2mg·kg 1 ·d 1 ,用药后约有 75%的成年患者会出现血小板计数增加。但当激素减量时 ,许多患者 Autoimmune thrombocytopenic purpura is a disease in which platelets are impaired in the reticuloendothelial system due to the body’s production of anti-platelet autoantibodies (usually the IgG family), and conventional early-stage therapies are corticosteroid hormones such as prednisone Song 1 ~ 2mg · kg 1 · d 1, after treatment, about 75% of adult patients will appear increased platelet count. But when the hormone is reduced, many patients