The monograph provides modern information about pre-eclampsia. The ethological risk factors for the development of this pathology, pathogenesis, classification, clinic and diagnosis are outlined. The issues of the state of mothers with severe pre-eclampsia and their newborns, depending on the method of delivery, are considered separately. The monograph is intended for general practitioners, obstetricians and gynaecologists, and can be used for postgraduate education in the magistracy and clinical residency in this speciality.