徐州市地处苏、鲁、豫、皖四省交接处,京沪、陇海铁路在此交叉,是四省交界处的经贸中心,人员流动量较大。近几年艾滋病检出人数呈快速上升趋势。2003年4月2日徐州国际旅行保健中心在出境劳务人员进行健康检检测时,发现首例出境人员HIV 感染者。1 基本情况及流行病学特征感染者×××,男性,汉族,38岁,徐州市人, Located in the junction of the four provinces of Jiangsu, Shandong, Henan and Anhui, Xuzhou City is crossed by the Beijing-Shanghai and Longhai Railway, and is an economic and trade center at the junction of the four provinces with a large turnover of personnel. In recent years, the number of AIDS detection showed a rapid upward trend. April 2, 2003 Xuzhou International Travel and Health Care Center conducted a health checkup test on departing service workers and found the first HIV infected person who left the country. 1 The basic situation and epidemiological characteristics of infected × × ×, male, Han nationality, 38 years old, Xuzhou City,