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近20年来,全世界约有四千万人作输精管结扎术以控制生育。最近从猴子研究提出输精管结扎术与动脉粥样硬化的增多可能有关,引起许多学者及受术者的关切。世界卫生组织应一些国家咨询,于1981年8月3～6日在日内瓦召开专家会议,回顾有关实验研究,临床及流行病学资料,特别着重于输精管结扎术对心血管疾病的远期影响。临床研究:在人类输精管结扎术后继续产生大量精子,吸收后常引起自家免疫反应。各种动物术后在循环中皆出现对精子抗原的抗体,有的研究并发现细胞免疫。美国有四个中心作输精管结扎术前
Nearly 40 million people worldwide have been vasectomized to control their birth in the past 20 years. Recent studies from monkeys suggest that vasectomy may be associated with an increase in atherosclerosis, which has aroused the concern of many scholars and practitioners. At the consultation of some countries, WHO convened an expert meeting in Geneva from August 3 to August 6, 1981 to review relevant experimental research, clinical and epidemiological data, with particular emphasis on the long-term effects of vasectomy on cardiovascular diseases. Clinical research: continue to produce a large number of sperm in human vasectomy, absorption often cause their own immune response. A variety of animals in the cycle after the emergence of antibodies to sperm antigens, and some studies have found that cellular immunity. There are four centers in the United States for vasectomy before surgery