爱滋病,即获得性免疫缺陷综合征(AIDS)是一种新的具有破坏性的流行病,有惊人的发病率和死亡率。在美国一百万病毒感染者中占1%,其中儿童占1.5%。起初认为AIDS 仅影响男性同性恋者,现在发现还存在于静脉注射药瘾者、AIDS 病人及带毒者的女性配偶、多次输血的血友病病人、其他血制品接受者和感染母亲所生的孩子。[定义]美国疾病控制中心(CDC)认为,确诊儿童爱滋病至少有基本的细胞免疫缺陷,并除外其他原因所引起。同时Ⅲ型人类嗜淋巴细胞病毒(HTLV—Ⅲ)抗体阳性,除非原发性免疫缺陷(联合免疫缺陷、Nezo-lof 综合征、Digeorge’s 综合征)和继发性免疫缺陷(免疫抑制剂治疗、恶性淋巴网状细胞病、先天性感染、营养不良等)。现在 AIDS, the Acquired Immune Deficiency Syndrome (AIDS) is a new, devastating epidemic with alarming morbidity and mortality. In the United States, one million infected people account for 1%, of which 1.5% of children. Initially, AIDS was considered to affect only male homosexuals. It is now found that female AIDS patients and HIV-infected spouses, patients with multiple transfusions of hemophilia, other blood-product recipients and infected mothers are also found in intravenous drug addicts, AIDS patients and infected mothers child. [Definition] The Centers for Disease Control and Prevention (CDC) believes that at least basic cellular immunodeficiency in diagnosed childhood AIDS is caused, among other reasons. At the same time, the type III human lymphotrophic virus (HTLV-III) antibody is positive unless the primary immunodeficiency (combined immunodeficiency, Nezo-lof syndrome, Digeorge’s syndrome) and secondary immunodeficiency (immunosuppressive therapy, malignancy Lymphatic reticulosis, congenital infections, malnutrition, etc.). just now