Moghissi和Wallach在1983年的论著中指出:关于原因不明的不孕,在检查开始时,改变任何一个因素为正常范围之内,使之能适应于受孕,可以缩短不孕的时间,这是在临床实践中,对周期规则而仍然不孕的夫妇,反复作了排卵和精液分析试验。经过三年之后,对初次腹腔镜检查为正常的妇女再次进行了复查。发现接近有20%的人患有子宫内膜异位症,当然我们不相信是第一次的误诊,而认为是可能在2年之中所发生的。而对这些 Moghissi and Wallach (1983) pointed out in the treatise: In unexplained infertility, at the beginning of the examination, changing any one of the factors within the normal range so that it can be adapted to conception can shorten the time of infertility, In clinical practice, couples who are still infertile with periodic rules repeatedly make ovulation and semen analysis tests. After three years, women who had normal primary laparoscopy were re-examined. We found that nearly 20% of people have endometriosis, of course, we do not believe the first misdiagnosis, but that is likely to happen in two years. And to these