获得性免疫缺陷综合征(Acquired Immune Deficiency Syndrome或Acquired Immunodeficiency Syndrome,AIDS)为近年发现的一种或一组预后极差的恶性疾病,其特征是严重而不可逆的获得性特异性细胞免疫缺陷,表现为卡波济氏肉瘤(Kaposi＇s Sarcoma,KS)、卡氏肺囊虫肺炎(Pneumocystis Carlnil Pneumonia,PCP)以及其他机会性感染(Other Opportunistic Infection,OOI)等。由于该病的发生日渐增多、治疗效果差和死亡率很高,业已引起全世界的关注,成为当前医学研究的重要课题。 Acquired Immune Deficiency Syndrome (Acquired Immune Deficiency Syndrome or Acquired Immunodeficiency Syndrome, AIDS) is one or a group of malignant diseases with very poor prognosis discovered in recent years, characterized by severe and irreversible acquired specific immunodeficiency, Kaposi’s Sarcoma (KS), Pneumocystis Carlnil Pneumonia (PCP) and other opportunistic infections (OOI) and so on. Due to the increasing incidence of the disease, the poor treatment effect and the high mortality rate, it has attracted worldwide attention and has become an important issue in medical research at present.