The ratio between antiangiogenic biomarkers such as soluble FMS-like tyrosine kinase-1 (sFLT1) and angiogenic markers such as placental growth factor (PLGF) was demonstrated to usefully predict preeclampsia in gestations complicated by hypertension and the need for more or less urgent action.27,67,88,89. Here, FLT1 is linked to preeclampsia.