On October 25, a patient with 38 -week of pregnancy was transferred from another medical institution to MC Erebouni for cardiovascular examination.Primary examination was conducted by the obstetrician-gynecologist of the Maternity Clinic of MC Erebouni Dr. Laura Sargsyan. Then a comprehensive examination of the heart and other organs was carried out: EchoCG, Holter monitoring, abdominal ultrasound, a number of laboratory tests.As a result, it was diagnosed: peripartum cardiomyopathy, congenital heart disease, atrial septal defect, polymorphic ventricular extrasystole, tendency to sinus tachycardia, mitral insufficiency - II-III0, tricuspid insufficiency - II-III0, decreased general contractility, EF-25%, left ventricular hypertrophy. It was clear that the life of the pregnant woman was in danger, and every minute and decision could be fatal. Pregnant relatives were warned about her serious condition and subsequent possible consequences. Relatives assured that the pregnant woman remained in MC Erebouni and continued further treatment here. Supervision was directly conducted by the management of the medical center. During the consultation of obstetrician-gynecologists of the Maternity Clinic, cardiologists, anaesthesiologists in resuscitation, it was decided to immediately carry out the delivery. Caesarean Section was performed by Director of Maternity Clinic Dr Andranik Poghosyan together with obstetrician-gynecologist Dr. Laura Sargsyan. General endotracheal anesthesia was performed by the head of the anesthesiology department of the Maternity Clinic Dr. Lusine Danielyan and the head of the Anesthesiology Department Dr. Levon Gabrielyan. The surgery went well, without hemodynamic abnormalities. After its completion, the patient was immediately extubated and transferred to the Intensive Care Unit of the Maternity Clinic.A boy was born with a height of 2540 cm and a weight of 45 kg. The child was transferred to the Neonatal Department, where he was nursed under the direction of the head of the department Dr. Pavel Mazmanyan. The entire pre and postoperative periods were conducted by cardiologists: the head of the Cardiology Clinic of MC Erebouni Dr. Hamlet Hayrapetyan, Deputy Director for therapy Dr. Hasmik Saiyan, and the head of the Arrhythmology Department Mihran Martirosyan.36-year-old woman, overcame all dangers, with her child was discharged from the hospital long time ago.