性自由促使性病大泛滥,随之而来的是性病性盆腔炎迅速增多。美国上世纪70年代报道,44%的急性盆腔炎分离到淋球菌;至80年代,确诊的输卵管炎和子宫内膜炎,75%以上发现了淋球菌和衣原体。可见性病性盆腔炎的增速是何等之快。性病性盆腔炎与不孕症密切相关,得病后发生宫外孕的危险性即增加7～10倍。盆腔炎发作一次,就有10%的病人不能怀孕;发作两次,不育者达36%;发作三次,则不育的可能性增至75%。究其原因,主要是 Sexual freedom to promote STD flooding, followed by the rapid increase in sexually transmitted diseases, pelvic inflammatory disease. The United States reported in the 1970s, 44% of acute pelvic inflammatory disease isolated from gonococcal; to the 1980s, diagnosed salpingitis and endometritis, found more than 75% of Neisseria gonorrhoeae and Chlamydia. Visibility of pelvic inflammatory disease growth rate is how fast. Venereal pelvic inflammatory disease and infertility are closely related to the risk of ectopic pregnancy after the disease that increase 7 to 10 times. One outbreak of pelvic inflammatory disease, 10% of patients can not be pregnant; attack twice, 36% of infertility; attack three times, the possibility of infertility increased to 75%. The reason is mainly