如何提高妊娠早期诊断的阳性率是计划生育工作中的一项重要课题。目前诊断早期妊娠的方法很多,在农村,青蛙试验仍不失为一种准确可行的好方法。夏秋季节,池塘草地到处可以捕捉青蛙,不需购置昂价的试验仪器,操作方法方便易行,孕妇可自带青蛙、自采尿液,农村、厂矿基层均可开展。但以往青蛙试验常易引起误 How to improve the positive rate of early pregnancy diagnosis is an important issue in family planning work. At present, there are many ways to diagnose early pregnancy. In rural areas, the frog experiment is still a good and accurate method. Summer and autumn, pond grass everywhere to capture frogs, without the purchase of expensive experimental equipment, easy to operate methods, pregnant women can bring their own frogs, urine, rural areas, grass-roots level can be carried out. However, frog tests in the past often lead to errors