一般对于早期妊娠的诊断,除了闭经史以及一些自觉症状如食欲不振、偏食、恶心、呕吐、尿频等以外,还需要经过阴道内诊方能获得初步印象。如果要进一步获得确诊,往往还要借助于化验检查,普通应用最多的要算雄蛙小便妊娠试验。但当冬春季或某些地区缺乏雄蛙时,工作就有困难,甚至对某些患者还会耽误必要的治疗,如人工流产、习惯性流产患者的及时预防等等。因此,有必要寻找其他比较简便而又可靠的诊断方法。目前国内很多医院已在逐渐推广利用宫颈粘液 Generally for the diagnosis of early pregnancy, in addition to the history of amenorrhea and some symptoms such as loss of appetite, partial eclipse, nausea, vomiting, frequent urination, but also need to go through the vaginal first diagnosis can get an impression. If you want to get more confirmed, often with the help of laboratory tests, the most commonly used to calculate male frog urine pregnancy test. However, when there is a shortage of male frogs in winter or spring or in some areas, work will be difficult and some patients may even be delayed in the treatment they need, such as induced abortion and timely prevention of habitual abortion. Therefore, it is necessary to find other more convenient and reliable diagnostic method. At present, many hospitals in China have gradually promoted the use of cervical mucus