Publications by authors named "Nazan Vanlı Tonyalı"

Problem: Fetal growth restriction (FGR) is a critical pregnancy complication linked to increased perinatal morbidity and mortality. Inflammation plays a key role in FGR's pathophysiology, and systemic inflammation markers may serve as predictors. This study evaluates the role of various inflammation indices; systemic immune-inflammation index (SII), systemic inflammatory response index (SIRI), pan-immune-inflammation value (PIV), neutrophil-to-lymphocyte ratio (NLR), platelet-to-lymphocyte ratio (PLR), monocyte-to-lymphocyte ratio (MLR), lymphocyte-to-platelet ratio (LMR), monocyte-to-platelet ratio (MPR), aggregate systemic inflammation index (AISI), systemic coagulation inflammation index (SCII), and immature granulocyte percentage (IG%) in predicting FGR.

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To determine the role of sortilin in the pathogenesis of fetal growth restriction (FGR) by examining serum sortilin levels in fetal cord blood. This prospective case-control study was conducted at Ankara Etlik City Hospital between July 2023 and January 2024. Group 1 included 44 pregnant women with late FGR; Group 2 included 44 healthy pregnant women as controls.

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Background: This study investigates the role of Delta Neutrophil Index (DNI), an inflammation marker, in late-onset fetal growth restriction (LO-FGR) and its prediction of composite adverse neonatal outcomes.

Methods: A retrospective study was conducted on 684 pregnant women (456 with normal fetal development and 228 with LO-FGR) who delivered at Health Sciences University Etlik Zubeyde Hanim Women's Health Training and Research Hospital between January 1, 2015, and June 30, 2018. Composite adverse neonatal outcomes were defined as at least one of the following: 5th minute APGAR score < 7, respiratory distress syndrome (RDS), or neonatal intensive care unit (NICU) admission.

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Background: Our study aimed to investigate the value of inflammatory indices in predicting the latency period until birth in patients with preterm premature rupture of membranes (PPROM).

Methods: This retrospective study was conducted on PPROM cases between 24 and 34 weeks of gestation at Ankara Etlik City Hospital Perinatology Department from October 2023 to April 2024. A total of 146 participants were divided into two groups: Group 1 included 73 patients who gave birth within 72 hours (h) of PPROM diagnosis, and Group 2 included 73 patients who gave birth after 72 h.

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Objective: We aimed to compare the etiology and perinatal outcomes of non-immune hydrops fetalis diagnosed early- and late-onset at our hospital.

Methods: The records of the patients who applied to our department were reviewed, and we reached 42 non-immune hydrops fetalis cases retrospectively and examined the medical records. Hydrops diagnosis week, birth week, accompanying anomalies, and perinatal outcomes were compared as ≤12 weeks (early-onset) and >12 weeks (late-onset).

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Zonulin, a protein that regulates intestinal permeability, has attracted attention as a potential biomarker for GDM. Therefore, this study aims to investigate whether there are differences in zonulin levels between the GDM group and control groups, especially between those receiving different treatments (diet and insulin). Based on this idea, we included 90 patients with a gestational age between 24 and 28 weeks in our study.

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Introduction: The aim of this study was to investigate the effects of cytochrome P450 (CYP) 2J2, CYP2C9, CYP2C19 and CYP4F2, CYP4F3 and CYP4A11 genetic polymorphisms in preeclampsia and gestational hypertension (GHT) patients in a sample of Turkish population.

Materials-methods: Patients (n = 168; 110 GHT and 58 preeclampsia) and healthy pregnant women (n = 155, controls) participated in the study. For genotyping, polymerase chain reaction (PCR) and restriction analysis (RFLP) were used.

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Objective: This study aims to compare the maternal serum delta neutrophil index (DNI) levels in intrahepatic cholestasis of pregnancy (ICP) and healthy pregnancies.

Methods: This study consisted of a group of patients (n = 40) diagnosed with isolated ICP who gave birth in our hospital and a control group (n = 60) between December 1, 2015, and June 30, 2018. The diagnosis of ICP was made based on pruritus and elevated fasting serum bile acids and liver enzymes.

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Objective: To evaluate the moxibustion for turning fetuses from breech to vertex presentation.

Materials And Methods: This was a single-center prospective study. All pregnant women carrying a fetus in breech presentation between the 32 and 35 gestational weeks were offered moxibustion application.

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We compared maternal serum and fetal cord blood proBNP levels in healthy pregnancies to those with intrauterine growth restriction (IUGR). Prospectively, maternal and cord blood samples at childbirth of 40 pregnant women with isolated IUGR and 40 healthy pregnant women were evaluated for ProBNP levels. The mean serum ProBNP level was significantly higher in newborn cord blood with IUGR than in the control group (181.

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This study aimed to investigate the prognostic value of N-terminal B-type natriuretic peptide (NT-proBNP) in pregnancies with isolated chronic hypertension (HT). 34 pregnant women with chronic HT and 40normotensive controls were enrolled. The association between plasma NT-proBNP levels obtained in the first trimester and perinatal complications were evaluated.

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Purpose: To evaluate the usability of first-trimester maternal serum ProBNP levels in the prediction of intrauterine growth restriction (IUGR). Methods In this prospective study, blood samples taken from 500 women who applied to our polyclinic for routine serum aneuploidy screening between the 11-14th gestational weeks were centrifuged. The obtained plasma samples were placed in Eppendorf tubes and stored at -80+°C.

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The objective of this study was to evaluate the utility of first trimester maternal serum afamin levels together with vitamin E and various elements (zinc, copper, selenium, and magnesium) for the prediction of gestational diabetes mellitus (GDM). All pregnant women between 11th and 14th weeks of gestation admitted for combined test were asked to participate in the study. A total of 797 women gave permission to participate in the study between January and September 2019.

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Objective: To compare the placental elasticity in fetuses with or without intrauterine growth restriction (IUGR).

Materials And Methods: One hundred pregnant women (50 IUGR and 50 healthy) with anteriorly located placenta were evaluated during the third trimester of pregnancy. Measurements were carried out by a machine that has a real-time elastographic ultrasonography feature.

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The purpose of this study is to analyse the effect of luteal-phase support on pregnancy rates in gonadotropin + intra-uterine insemination (Gn/IUI) and clomiphene citrate (CC) +IUI (CC/IUI) cycles in patients with unexplained infertility. Equal numbers of patients were recruited in two treatment arms (CC/IUI and Gn/IUI) (n = 100, n = 100, respectively). In each group, 50 patients received vaginal progesterone for 14 days (Crinone 8% vaginal gel, 90 mg per day) for luteal-phase support from the day after IUI and continued until menstruation or the 10th week of gestation if pregnant.

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Objective: To investigate the relationship between gestational complications and high levels of maternal serum alfa-fetoprotein (MSAFP) and/or beta human chorionic gonadotropin (hCG) and to determine whether these markers are effective predictors of poor pregnancy outcomes.

Materials And Methods: In this study, we enrolled a total of 679 women at 15-20 gestational weeks with MSAFP and hCG below or above 2.0 multiples of the median (MoM); of those, 200 women with normal MSAFP and hCG MoM formed the control group.

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Objective: The aim of this study was to evaluate the clinical features and health quality profile differences between infertile women with polycystic ovary syndrome (PCOS) phenotypes and women with unexplained infertility.

Material And Methods: The WHOQOL-BREF were administered in a cross-sectional survey to 132 women diagnosed with PCOS (study group) and 32 women diagnosed with unexplained infertility (control group). Body mass index (BMI), duration of infertility (DOI), type of infertility (TOI) and Ferriman Gallwey scores (FG scores), were compared between the study and control groups and between different phenotype groups of PCOS: Group 1-Hyperandrogenemia (HA)-anovulation (N=34), Group 2-HA-PCO (ovulatory PCOS, (N=34), Group 3-PCO-anovulation (N=32), and Group 4-HA-PCO-anovulation (N=32) and the associations of these parameters with the health quality profile were analyzed.

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