特发性血小板减少性紫癜（ＩＴＰ）是儿童时期常见的出血性疾病，肾上腺皮质激素和免疫抑制剂可使部分患儿得到缓解，但仍有３０％左右无效，而６岁以下儿童又不宜行脾切除以免影响免疫功能。因此，８０年代初使用静脉注射免疫球蛋白（ＩＶＩＧ）０．４ｇ／（ｋｇｄ）×５... Idiopathic thrombocytopenic purpura (ITP) is a common hemorrhagic disease in childhood, adrenal hormones and immunosuppressive agents can be alleviated in some children, but still about 30% of the invalid, and children under the age of 6 should not be Splenectomy so as not to affect the immune function. Therefore, the early 80’s intravenous immunoglobulin (IVIG) 0.4g / (kgd) × 5