目前,国内外利用早孕绒毛培养法和绒毛直接制片法进行产前诊断,取得一些进展。但两种方法各有利弊。为此本室进行了绒毛培养法109例试验,绒毛直接法100例试验,试以两种方法联合应用,达到相互辅助的目的,并在取材、接种、制片等方面均有不同程度的改进,从而减少污染,提高了成功率,现报告如下。 At present, the use of early pregnancy villus culture method and villus direct production method for prenatal diagnosis, made some progress. But both methods have their own pros and cons. For this purpose, 109 cases of villus culture test and 100 cases of villus direct test were carried out in this study room. The two methods were used in combination to achieve the goal of mutual assistance, with varying degrees of improvement in material collection, inoculation and film making , Thereby reducing pollution and improving the success rate, are as follows.