艾滋病是由人类免疫缺陷病毒(HIV)引起的继发严重免疫缺陷为特征的综合症。自1981年6月美国发现第一例获得性免疫缺陷综合症(艾滋病、AIDS)以来,人免疫缺陷病毒(HIV)感染人数正迅猛增长,世界各地均有病例报告。据世界卫生组织报告,截至1989年6月1日,全世界已发现艾滋病157191例,HIV 感染已超过500万。该 AIDS is a syndrome characterized by secondary severe immunodeficiency caused by the human immunodeficiency virus (HIV). Since the first case of acquired immunodeficiency syndrome (AIDS) in the United States was discovered in June 1981, the number of human immunodeficiency virus (HIV) infections is rapidly increasing and case reports have been reported in various parts of the world. According to the report of the World Health Organization, as of 1 June 1989, 157,191 AIDS cases and over 5 million HIV infections have been found in the world. This