METHOD FOR PREDICTING PRETERM BIRTH IN THE 2ND TRIMESTER OF PREGNANCY Russian patent published in 2022 - IPC A61B17/42 A61B8/08 G01N33/53 

FIELD: medicine.

SUBSTANCE: invention relates to medicine, namely to obstetrics, and can be used to predict preterm birth. According to the anamnesis of a pregnant woman, the presence of occupational hazard, the use of combined hormonal contraceptives before pregnancy, the serial number of the current pregnancy, the number of pregnancy losses, the method for pregnancy, information about the course of the current pregnancy, the presence of pathological discharge during pregnancy are determined. Then, at the time of 10-14 weeks of pregnancy, the presence of Ureaplasma spp is determined in a vaginal smear. and the proportion of conditionally pathogenic microorganisms using the Femoflor-16 test system. Next, the presence of oligohydramnios is determined according to the ultrasound of a pregnant woman at 18-21 weeks of gestation, after which the prognostic index of preterm birth (PIPR) is calculated. If the value of PIPR>0 - the risk of preterm birth is low, and if PIPR<0 - the risk is high.

EFFECT: method allows to increase the accuracy of predicting preterm birth by evaluating the totality of the most significant indicators.

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