Laboratory Corporation of America: Preeclampsia Screening Test

Laboratory Corporation of America said this week it has launched its first trimester preeclampsia screening test, a blood-based test to be performed between 11 and 14 weeks gestation to determine an individual's risk of developing preeclampsia before 34 weeks of pregnancy. The test measures the protein biomarkers placental growth factor and pregnancy-associated plasma protein-A along with the biophysical markers mean arterial pressure and uterine artery pulsatility index and, according to Labcorp, has sensitivity of up to 90 percent.