Obstetrics: Maternal-Fetal MedicineAbout This Hardback Obstetrics is the branch of medicine which specializes in the care of women during gestation and childbirth. The field encompasses both prenatal and postnatal care of the mother and the infant. Fetal screening helps to assess the viability of the fetus and investigate the presence of any congenital abnormalities. Other methods such as nonstress test, fetal karyotype, fetal haematocrit and oxytocin challenge test are used for fetal