1背景育龄妇女常见慢性下腹痛,可造成身体损害、情绪忧伤及导致巨大的健康服务费用。美国在这方面的花费超过8亿8千万美元(Mathias1996)。英国全国数据库的一般性诊治资料显示,慢性下腹痛发病率及流行率与偏头痛、背部痛、哮喘发病率相似(Zondervan1999)。慢性下腹痛的发病机理 1 Background Women of childbearing age are associated with chronic lower abdominal pain, which can cause physical damage, emotional distress and huge health-related costs. The United States spent more than 800 million U.S. dollars on this issue (Mathias 1996). The general diagnosis and treatment of the British National Database shows that the incidence and prevalence of chronic lower abdominal pain are similar to those of migraine, back pain and asthma (Zondervan 1999). The pathogenesis of chronic lower abdominal pain