Problems of thrombotic microangiopathic anemias in obstetric practice sometimes arise suddenly. They are characterized by rapid developments in the clinical scene and the formation of rare complications, which leads to poor perinatal outcomes for the mother and fetus. All of which confirms the importance of timely recognition of these complications of the gestational process and the use of modern means of treatment. The obstetrician-gynecologist should be familiar with the pathology in which there is hemolytic anemia, as it is an indicator of serious diseases. Having identified it in the initial stage of an examination of a patient, the doctor may suspect thrombotic microangiopathies.