Pregnancy course and outcome peculiarities in women with gestational diabetes mellitus

Gestational diabetes mellitus (GDM) is a serious medical and social problem, because it greatly increases the frequency of adverse pregnancy outcomes for mother and fetus. The frequency of GDM in the general population of different countries varies from 1% to 14% and average 7%, in Russia this figure is estimated at 4.5%.

Aim. To evaluate the prevalence of GDM in Ryazan Regional clinical perinatal center for the last 3 years and examine its influence on the course and outcome of pregnancy.

Materials and Methods. The analysis of the birth history data and exchange cards of 1690 pregnant women from 2015 to 2017 at Ryazan Regional clinical perinatal center.

Results. GDM was diagnosed in 193 women (prevalence – 11.4%), with 62 pregnant women on the basis of the results of oral glucose tolerance test performed in the period of 24-30 weeks. It was established that the course of pregnancy and delivery in patients with GDM was characterized by a high percentage of complications (late gestosis – 18.1%, anemia – 11.3%, swelling – 11.9%, early toxicosis – 4.6%, poly-hydramnios – 12.4%, chronic pyelonephritis – 5.1% and threatened miscarriage – 3.6%). Pregnancy outcome study revealed that the majority – 60.6% of pregnancies ended in natural births. Preterm birth was noted in 15% of cases, of which 2 cases were of perinatal fetal death. The frequency of delivery by cesarean section – 39.4%. The frequency of childbirth large fetus was 21.8%, higher than in women with normal blood glucose levels.

Conclusions. The prevalence of GDM in Ryazan Regional clinical perinatal center for the last 3 years was 11.4%. Complications during pregnancy were observed in 153 women (79.2%) of with GDM. The most frequent complications were; late gestosis, pregnancy anemia, edema, early toxemia, polyhydramnios, chronic pyelonephritis, and threatened miscarriage. In pregnant women with GDM, adverse outcomes of pregnancy were more common than in women with normoglycemia. Significant differences were obtained in the frequency of premature birth, macrosomia of the fetus and asphyxia during childbirth.