Soluble fms‐like tyrosine kinase‐1 to placental growth factor ratio: ruling out pre‐eclampsia for up to 4 weeks and value of retesting

Objectives The soluble fms-like tyrosine kinase-1 ( sFlt-1) to placental growth factor ( PlGF) ratio is generally elevated some time before and at the clinical onset of pre-eclampsia. The PROGNOSIS ...