The Relationship Between Blood and fFN
The fetal membranes create a protein called fetal fibronectin (fFN), which is found in pregnant women’s cervicovaginal fluid. Preterm labor may be a possibility given the presence of fFN in this fluid. There is some disagreement, though, over whether blood can affect fFN levels and, consequently, the precision of fFN testing. According to studies, blood … Read more