213 results match your criteria: "Clinic of Obstetrics and Gynaecology[Affiliation]"

During pregnancy, the placenta undergoes a natural aging process, which is considered normal. However, it has been hypothesized that an abnormally accelerated and premature aging of the placenta may contribute to placenta-related health issues. Placental senescence has been linked to several obstetric complications, including abnormal fetal growth, preeclampsia, preterm birth, and stillbirth, with stillbirth being the most challenging.

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Advanced glycation end products (AGEs) are mediators in the process of cellular dysfunction in response to hyperglycemia. Numerous data indicate that the accumulation of AGEs in the extracellular matrix plays a key role in the development of obesity-related adipose tissue dysfunction. Through binding of their membrane receptor (), AGEs affect numerous intracellular pathways and impair adipocyte differentiation, metabolism, and secretory activity.

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Determination of the Bishop score (BS) is a traditional method of assessing the cervix in obstetrics and gynecology. This examination is characterized by subjectivity of assessment and low repeatability. In scientific studies intended to evaluate the results of the procedure based on the initial assessment, it is necessary to find an objective scale based on ultrasonography.

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Placentation is a key and tightly regulated process that ensures the normal development of the placenta and fetal growth. Preeclampsia (PE) is a hypertensive pregnancy-related disorder involving about 5-8% of all pregnancies and clinically characterized by de novo maternal hypertension and proteinuria. In addition, PE pregnancies are also characterized by increased oxidative stress and inflammation.

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The occurrence of more than one primary malignant tumor in a single patient is rare. Multiple primary malignancies can pose difficulties in differential diagnosis between primary tumors and metastasis. Here, we present a case report with multiple primary malignancies.

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The HtrA serine peptidase 1 (HTRA1) is a multidomain secretory protein with serine-protease activity involved in the regulation of many cellular processes in both physiological and pathological conditions. HTRA1 is normally expressed in the human placenta, and its expression is higher in the first trimester compared to the third trimester, suggesting an important role of this serine protease in the early phases of human placenta development. The aim of this study was to evaluate the functional role of HTRA1 in in vitro models of human placenta in order to define the role of this serine protease in preeclampsia (PE).

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The continuous development of assisted reproductive techniques (ART) implies the search for solutions that could increase the effectiveness ofavailable methods. In the context of in vitro fertilization (IVF), a significant proportion of failures are due to unsuccessful embryo transfers. At this stage the most important issue is proper dialogue between implanting embryo and the maternal endometrium.

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Quality of Life in Cervical Cancer Survivors Treated with Concurrent Chemoradiotherapy.

Medicina (Kaunas)

April 2023

Clinic of Obstetrics and Gynaecology, Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, Santariskiu Str. 2, LT-03101 Vilnius, Lithuania.

: Cervical cancer is the fourth most common cancer in women globally. As survival rates gradually increase, it becomes necessary to assess the quality of life (QoL) after treatment. It is known that different treatment modalities have different effects on QoL.

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Caesarean section (CS) is a surgical way of child delivery by cutting the abdomen and uterus. Although compared to natural childbirth, it carries a greater risk of complications, the percentage of performed cuts is still increasing. The consequence of this procedure is the surgical skin scar.

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Argininosuccinate synthase (ASS1) is involved in nitric oxide production, which has a key role in placental development improving pregnancy outcomes. Syncytiotrophoblast and extravillous trophoblast differentiations are milestones of placental development and their impairment can cause pathologies, such as preeclampsia (PE) and fetal growth restriction (FGR). Immunohistochemistry and Western blotting were used to localize and quantify ASS1 in first trimester (8.

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Background: Congenital diaphragmatic hernia (CDH) is a rare disease associated with major nutritional and digestive morbidities. Oral feeding autonomy remains a major issue for the care and management of these patients. The aim of this study was to specify the perinatal risk factors of delayed oral feeding autonomy in patients treated for CDH.

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Objectives: Determine whether introital pelvic floor sonography with transvaginal probe (PFS-TV) can be an independent method in the diagnosis of genuine stress urinary incontinence (SUI) and to create a ultrasonographic diagnostic model to objectify diagnostic process.

Material And Methods: The study involved 315 patients with a history of urinary incontinence problems. Based on the clinical examination and urodynamic examination, the final diagnosis was made.

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Objectives: Pregnancy loss is associated with distress which can have a significant emotional impact on women and their spouses including a lower sexual quality of life and sexual dysfunction. The present study aimed to assess sexual quality of life and sexual function in women after fetal death.

Material And Methods: A total of 110 women with a history of pregnancy loss hospitalized in the Clinic of Obstetrics and Gynecology were included.

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Emerging Use of Vaginal Laser to Treat Genitourinary Syndrome of Menopause for Breast Cancer Survivors: A Review.

Medicina (Kaunas)

January 2023

Clinic of Obstetrics and Gynaecology, Faculty of Medicine, Institute of Clinical Medicine, Vilnius University, LT-03101 Vilnius, Lithuania.

Breast cancer treatment, such as chemotherapy and endocrine therapy, can cause earlier and more sudden menopausal symptoms. Genitourinary syndrome of menopause (GSM) is one of the most bothersome side effects of breast cancer treatment, resulting in sexual dysfunction and impaired quality of life. GSM includes genital, urinary, and sexual symptoms.

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Objective: Omentum involvement resulting from uterine perforation is a rare complication following intrauterine procedures that might require immediate intervention due to severe ischemic consequences. This review examines the prevalence of this complication, risk factors, the mode and timing of diagnosis, the proper management and the outcome.

Methods: A systematic literature search was conducted on PubMed, PubMed Central and Scopus using uterine perforation, D&C, abortion and omentum as keywords.

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Sclerosing stromal tumor (SST) is a rare ovarian tumor arising from the sex cord-stromal cells that occurs mainly in young adults during the second and third decades of life and rarely in pediatric and adolescent populations. The objective of this study is to report three illustrative cases of SST in young girls who had undergone surgery at our clinic in or after 2009, and to perform a literature review of this rare ovarian tumor. A retrospective chart review of female patients aged <18 years with a diagnosis of SST treated in a tertiary pediatric hospital was performed.

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Targeting the NRF2/KEAP1 pathway in cervical and endometrial cancers.

Eur J Pharmacol

February 2023

Department of Experimental and Clinical Medicine, Università Politecnica delle Marche, 60126, Ancona, Italy.

Cervical and endometrial cancers are among the most dangerous gynaecological malignancies, with high fatality and recurrence rates due to frequent diagnosis at an advanced stage and chemoresistance onset. The NRF2/KEAP1 signalling pathway plays an important role in protecting cells against oxidative damage due to increased reactive oxygen species (ROS) levels. NRF2, activated by ROS, induces the expression of antioxidant enzymes such as heme oxygenase, catalase, glutathione peroxidase and superoxide dismutase which neutralize ROS, protecting cells against oxidative stress damage.

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Essential fatty acids (EFA) and long-chain polyunsaturated fatty acids (LC PUFA) are considered the most valuable bioactive fatty acids (FA) of the greatest importance for the mother’s and child’s health (e.g., placentation process, labor course, development of the central nervous system, visual acuity, cognitive functions), which results in dietary recommendations concerning EFA and LC PUFA intake in the diet of pregnant women.

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Laparoscopy as a diagnostic tool for patients with suspected endometriosis is associated with several potentially life-threatening complications. Therefore, it is imperative to identify reliable, non-invasive biomarkers of the disease. The aim of this study was to analyse the concentrations of fibronectin and type IV collagen in peritoneal fluid and plasma to assess their role as potential biomarkers in the diagnosis of endometriosis.

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Ovarian cancer is one of the most dangerous gynecologic cancers worldwide, showing a high fatality rate and recurrence due to diagnosis at an advanced stage of the disease and the occurrence of chemoresistance, which weakens the therapeutic effects of the chemotherapeutic treatments. In fact, although paclitaxel and platinum-based drugs (carboplatin or cisplatin) are widely used alone or in combination to treat ovarian cancer, the occurrence of chemoresistance significantly reduces the effects of these drugs. Metformin is a hypoglycemic agent that is commonly used for the treatment of type 2 diabetes mellitus and non-alcoholic fatty liver disease.

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Article Synopsis
  • HtrA1 is a serine-protease protein expressed in various tissues, particularly the placenta, and its levels are higher in early pregnancy, indicating a potential role in placental development and gestational diabetes (GDM).
  • A study analyzed HtrA1 serum levels during both the first (10-12 weeks) and third trimesters (36-40 weeks) in women, comparing normal pregnancies to those with GDM.
  • Results showed that higher HtrA1 levels were linked to GDM both in the third trimester and as an early indicator in the first trimester, suggesting HtrA1 could serve as an effective marker for predicting GDM.
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Background: Prostate cancer (PCa) is one of the most common cancers worldwide and oxidative stress is involved in its occurrence, development and progression. In fact, in transgenic adenocarcinoma of mouse prostate (TRAMP) mice, prostate cancer onset is associated with the methylation of the first five CpG in the nuclear factor erythroid 2-related factor 2 (NRF2) promoter, a key regulator of oxidative stress response, leading to its downregulation and accumulation of reactive oxygen species (ROS). It has been demonstrated that both natural and synthetic compounds can reactivate NRF2 expression inhibiting the methylation status of its promoter by downregulation of DNA methyltransferases (DNMTs) and histone deacetylases (HDACs).

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The influence of advanced age and obesity on pregnancy course and outcome in patients with diabetes mellitus.

Prz Menopauzalny

September 2022

Unit of Gynecologic Oncology, ARNAS "Civico - Di Cristina - Benfratelli", Department of Health Promotion, Mother and Child Care, Internal Medicine and Medical Specialties (PROMISE), University of Palermo, Palermo, Italy.

Introduction: Older women are at greater risk of suffering from a series of comorbidities such as obesity, diabetes, and hypertension that could negatively affect pregnancy course and outcomes. This study aims to investigate the impact of maternal age and pre-pregnancy body mass index (BMI) on pregnancy outcomes of women with diabetes mellitus (DM).

Material And Methods: The study included 323 diabetic pregnant women.

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Caesarean Scar Pregnancy: A Case Report.

Acta Med Litu

June 2022

Department of Radiology, Nuclear Medicine and Medical Physis, Institute of Biomedical Sciences, Faculty of Medicine, Vilnius University, Vilnius, Lithuania.

Caesarean scar pregnancy is a potentially life-threatening gynaecological condition, becoming more common due to steadily increasing rate of caesarean sections worldwide. More than one-third of women presenting with caesarean scar pregnancy are asymptomatic, but over the time if left untreated this condition can lead to the uterine rupture and massive maternal haemorrhage. Therefore it is necessary to diagnose and manage caesarean scar pregnancies properly at the beginning of the first trimester.

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Article Synopsis
  • Mass spectrometry-based proteomics are used to analyze amniotic fluid for understanding differences between normal and polyhydramnios pregnancies.
  • Proteins from these fluids were separated using 2D gel electrophoresis and identified through MALDI-TOF mass spectrometry, allowing for analysis of protein expression levels.
  • The study found significant changes in proteins related to immune response, inflammation, and metabolic processes, notably including proteins linked to heart function and prenatal abnormalities in polyhydramnios cases.
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