Serial plasma levels of oestriol and HPL in high risk pregnancies.

Authors have studied plasma human placental lactogen (HPL) an oestriol levels in 37 pregnant women affected by severe hypertensive disorders, diabetes mellitus, bad obstetric history, intrauterine growth retardation. They point out validity of associated and seriated dosages of these hormones because they are expression of foetus wellbeing and of placental function to survey high risk pregnancies.