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Vol 10, No 3 (2023)

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Lectures

Abnormal uterine bleeding (clinical lecture)

Sosnova E.A., Ageev M.B., Svidinskaya E.A.

Abstract

Abnormal uterine bleeding (AUB) not related to pregnancy has been one of the leading reasons for visiting a gynecologist for many years. The incidence of AUB is approximately 30% among patients of reproductive age and can increase to 70% during the perimenopausal period. Recurrent AUB leads to the development of iron deficiency anemia, significantly reducing the quality of life, and also resulting in additional costs for hygiene products.

This clinical lecture provides a modern classification of AUB. It focuses on the main mechanisms of development of this pathology in adolescence and reproductive age. The causes of AUB are analyzed, and the classification, symptomatology, and clinical presentation of the studied conditions are presented. The lecture covers international criteria for pathologic uterine bleeding, clinical criteria for assessing bleeding severity according to Mansfield–Vode–Jorgensen scale and estimation of blood loss volume according to Algover index. Detailed consideration is given to the issues of differential diagnosis, general principles of therapy, and indications for traditional, hormonal, and surgical hemostasis. The lecture also outlines the algorithm of diagnostic search for patients in the adolescent, reproductive, postmenopausal age groups, as well as for patients on the background of menopausal hormonal therapy.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):173-186
pages 173-186 views

Reviews

Peripheral neuropathy occurring during pregnancy (literature review)

Koryagina A.D., Murashko A.V., Popova E.V.

Abstract

Peripheral neuropathy is a general scientific term used to describe disorders of the peripheral nerves of any etiology. Along with postinfectious, diabetic, paraneoplastic, and alcoholic neuropathy, neuropathy of pregnancy represents one of the forms of this pathology. In this study, the authors conducted an analysis of domestic and foreign literature from open sources over the past 20 years. The study of available data revealed that the most common peripheral neuropathies observed during pregnancy are carpal tunnel syndrome, Bell’s palsy, and neuropathies affecting the lower extremities. Despite the paucity of information on peripheral neuropathy in pregnant women, its relevance is very high as it can significantly impair the quality of life during pregnancy and does not always disappear immediately after delivery, sometimes persisting for a certain period of time. The literature search was conducted in Scopus, Web of Science, PubMed, ScienceDirect, CyberLeninka, and RSCI databases using the following keywords: pregnancy; neuropathy; carpal tunnel syndrome; Bell’s palsy; review.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):187-193
pages 187-193 views

Effects of COVID-19 on the body of a pregnant woman with preeclampsia: Birth outcomes (literature review)

Shchegolikhina L.V., Zainetdinova A.N., Amirova L.D.

Abstract

In contemporary obstetrics, increasing attention is being paid to identifying problems diagnosed during pregnancy that are believed to increase the risk of complications during pregnancy and labor. The effect of COVID-19 on the body of the pregnant woman as well as its association with preeclampsia and their combined effect on the organisms of the mother and fetus, as well as the specifics of the effect on the course and outcome of labor, have emerged as significant and well-studied problems in obstetric.

The aim of this study was to analyze the effects of COVID-19 on pregnant women with preeclampsia, including possible maternal and/or fetal complications, birth outcomes, delivery methods, and the influence of existing extragenital pathology.

The authors conducted a detailed analytical review of the scientific literature published from 2020 to 2022 on the study topic, gathering information from various sources, such as conference proceedings, technical reports, journal articles, abstracts, and papers available through databases, such as Medline, Google Scholar, and PubMed.

Based on current scientific evidence, pregnant women with COVID-19 have a high incidence of preeclampsia, preterm labor, and operative delivery. The existence of intrauterine vertical transmission has not been reliably proven. The frequency of complications in newborns corresponds with general population indicators.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):195-202
pages 195-202 views

Possibilities of differential diagnosis of uterine leiomyosarcoma

Sosnova E.A., Kordys A.A.

Abstract

Uterine leiomyosarcoma is a rare malignant neoplasm consisting of smooth muscle cells, characterized by an aggressive course and poor prognosis.

Differential diagnosis of uterine leiomyosarcoma is challenging due to the nonspecificity and low severity of symptoms, particularly in the early stages. Patients with uterine leiomyosarcoma commonly present with complaints in of pelvic pain, abnormal uterine bleeding, and symptoms of compression of nearby organs. The same clinical symptoms are characteristics of patients with uterine leiomyomas.

Leiomyosarcoma is often detected after histologic examination of material obtained during surgery for uterine myoma. At the same time, preoperative verification of the malignant nature of the neoplasm is crucial in determining the optimal tactics of surgical treatment. For instance, the use of organ-preserving techniques and morcellation in the treatment of presumed uterine leiomyoma may result in the dissemination of tumor cells and significantly worsen the prognosis in patients with undiagnosed leiomyosarcoma.

This review discusses existing methods of preoperative diagnosis of uterine leiomyosarcoma, their efficacy, as well as the possibilities of application in clinical practice.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):203-208
pages 203-208 views

Bacterial vaginosis: modern aspects of pathogenesis, diagnosis, and treatment

Dobrokhotova Y.E., Kazantseva V.D., Ozolinya L.A.

Abstract

In healthy women under normal conditions, the vaginal microbiome is primarily dominated by Lactobacillus (lactobacilli), which produce a variety of antimicrobial compounds. Bacterial vaginosis (BV) is characterized by the absence or significant decrease in the total number of lactobacilli and an increase in the concentration of anaerobic microbes. It is a prevalent condition among women of reproductive age worldwide. Its influence on adverse gynecological and obstetric outcomes, such as sexually transmitted infections, pelvic inflammatory diseases, and preterm labor, has been confirmed. Gardnerella vaginalis is the most frequent microorganism identified in BV and predominant in polymicrobial biofilms, which serve as a protective barrier for G. vaginalis and other BV-associated microbes from the host organism.

This review discusses the latest research findings on the pathogenesis of BV, diagnostic approaches, treatment options, and possible strategies to reduce disease recurrence.

Although various treatment regimens for the disease are currently known, they often lack long-term effectiveness. The aim of this review is to consider the peculiarities of the vaginal microbiome, summarize the current information on the development and methods of treatment of BV, and emphasize on the latest achievements of conducted studies.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):209-218
pages 209-218 views

Original study articles

Predictive calculator of the risk of perinatal complications in women with pregestational diabetes mellitus

Dudareva Y.A., Seroshtanova D.N., Dronov S.V., Antoshkina L.V.

Abstract

Background. The prevalence of impaired carbohydrate metabolism among women of reproductive age is increasing worldwide. Despite tremendous progress in the treatment and management of blood glucose levels, pregnancy in women with pregestational diabetes still carries risks for the fetus.

This study aims to develop a calculator for predicting perinatal complications in women with pregestational diabetes mellitus by mathematical modeling.

Materials and Methods. This observational analytical study with a case-control design was conducted at the Altai Regional Clinical Perinatal Center “DAR” (Barnaul). The study included 147 women, with the main group comprising 95 pregnant women, including 47 with type 1 diabetes mellitus (group 1A) and 48 with type 2 diabetes mellitus (group 1B). No carbohydrate metabolism disorders were detected in 52 patients of the control group. All patients in the main group received insulin therapy. Medical documentation was analyzed, and statistical processing of the data was performed using mathematical modeling methods with appropriate software.

Results. In order to predict the combined indicator of perinatal complications, logistic regression analysis was used to calculate coefficients (b) for each of the indicators that have the most significant influence on the formation of complications.

The calculated values of regression coefficients can be utilized to predict the risk of perinatal complications in women with type 1 diabetes mellitus. For more practical use, a calculator for assessing the risk of perinatal complications in type 1 and type 2 diabetes mellitus was created using a computer program.

Diagnostic evaluation of the prognostic scale (calculator) for assessing perinatal complications risk assessment in type 2 diabetes mellitus demonstrated a sensitivity of 97.6%, specificity of 87.5%, and a prognostic value of positive risk assessment of 97.5%. Therefore, the calculator enables the prediction of the risk of perinatal complications in 97.5% of cases. At the same time, the prognostic scale of perinatal complications risk and the Perinatal Complications Risk Calculator for type 1 diabetes mellitus created on its basis showed 100% sensitivity and specificity.

Conclusion. The frequency of perinatal complications remains high, so the creation of a sufficiently effective prognostic model will make it possible to predict perinatal complications and influence the tactics of management of pregnant women and their newborns.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):219-226
pages 219-226 views

Clinical case reports

Progression of antenatal preeclampsia in the postpartum period (clinical cases)

Ignatko I.V., Bogomazova I.M., Fedyunina I.A., Timokhina E.V., Belousova V.S., Kuz’mina T.E., Kardanova M.A., Muravina E.L., Samoilova Y.A., Rasskazova T.V., Gutsu V.

Abstract

Background. Preeclampsia is recognized as one of the leading causes of maternal morbidity and mortality. In the majority of observations in the postpartum period, symptoms of preeclampsia appear in patients with antenatal hypertensive complications. These symptoms appear within the first 7–10 days after delivery and are accompanied by high blood pressure (BP) and neurologic symptoms, commonly presenting as headaches. According to the literature, common risk factors for the progression of preeclampsia in the postpartum period include maternal age over 35–40 years, obesity, cesarean section delivery, and non-Hispanic black race. Patients with progression of antenatal preeclampsia in the postpartum period often require readmission after discharge from the hospital.

Description of clinical cases. The first clinical observation involves a 25-year-old female patient was transferred to the cardiology department of the hospital on the fourth day after her first spontaneous labor due to a significant increase in BP combined with complaints of intense headache, nausea, and itching of the palms. Progression of antenatal preeclampsia complicated by the cholestasis was detected. The implementation of a complex treatment led to the normalization of clinical and laboratory parameters. In the second clinical observation, a 31-year-old first-pregnant patient at the gestational age of 27 weeks underwent emergency cesarean section due to the development of eclampsia. The patient developed thrombocytopenia and massive proteinuria a day after delivery for the first time, along with high BP, which was not present during pregnancy. The application of a personalized approach to treatment helped stabilize the maternity patient’s condition.

Conclusion. The presented clinical observations demonstrate the progression of antenatal preeclampsia in the postpartum period. In both cases, disturbances of laboratory parameters, high arterial hypertension, resistant to previously conducted antihypertensive therapy, were noted. Given that preeclampsia is a risk factor for severe complications, patients should not be discharged after delivery until clinical and laboratory parameters have completely normalized.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):227-234
pages 227-234 views

Clinical cases of childbirth in 13-year-old adolescents

Grigoryan N.V., Sinchikhin S.P., Stepanyan L.V.

Abstract

In the literature, limited articles have been found regarding childbirth in minors, with the majority of young women giving birth falling between ages of 15 and 18. Therefore, the authors found it noteworthy to present two clinical cases of childbirth in 13-year-old adolescents. Both girls come from single-parent families, are not enrolled in education or employment, and had unwanted pregnancies. They did not receive prenatal care from a gynecologist or register at an antenatal clinic. During their pregnancies, both girls experienced various diseases and complications. This article highlights that pregnancy and childbirth during adolescence are often accompanied by obstetric complications, such as hypotonic bleeding, premature detachment of the normally located placenta, preeclampsia, and iron deficiency anemia. Both underage mothers left the hospital, leaving their newborns (abandoned the child). The authors emphasize the importance of preventing unwanted pregnancies among minors and providing supervision by psychologists and state social services to support young mothers.

V.F.Snegirev Archives of Obstetrics and Gynecology. 2023;10(3):235-238
pages 235-238 views


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