Publications by authors named "Korkut Daglar"

Aim: Intrahepatic cholestasis of pregnancy (ICP) is a unique hepatic disorder of pregnancy and is related to adverse maternal and perinatal outcomes. The pathogenesis of the disease is not clear and appears to be multifactorial. There is increasing evidence that vitamin D (Vit D) plays a role in hepatobiliary homeostasis and in various liver diseases.

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To investigate maternal serum levels of betatrophin and their relationship with total bile acid (TBA) levels in patients with intrahepatic cholestasis of pregnancy (ICP). Fifty-nine pregnant women with ICP (31 patients with severe and 28 patients with mild disease classifications) and 23 healthy women with uncomplicated pregnancies as the control group included the study. The maternal betatrophin, fasting blood glucose, fasting insulin (FI), and homeostatic model assessment of insulin resistance (HOMA-IR) levels of the groups were compared.

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Uterine leiomyomas are the most common benign tumor of the female reproductive tract. Their incidence during pregnancy is approximately 2 percent and they are associated with some complications such as preterm labor, placental abruption, fetal malpresentation, obstructed labor, cesarean delivery, and postpartum hemorrhage. They may develop anywhere within the muscular wall of the uterus, including submucosal, intramural, or subserosal areas.

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Purpose: The aim of our study was to evaluate the oxidative stress (OS) in pregnant women with intrahepatic cholestasis of pregnancy (ICP) by evaluating thiol/disulphide homeostasis using an alternative technique.

Methods: A total of 57 pregnant women with ICP were compared with 50 gestational age and body mass index matched controls. A recently defined method was used for the measurement of plasma native-total thiol and disulphide levels.

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Objectives: Intrahepatic cholestasis of pregnancy is the most common pregnancy specific liver disease and related with adverse maternal and perinatal outcome. Red blood cell distribution width, an anisocytosis marker in a complete blood count, has been used as an inflammation marker in various diseases. However the association of red blood cell distribution width with intrahepatic cholestasis of pregnancy is unknown.

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Aim: Behçet's disease (BD) is a rare and multisystemic vasculitis disease. In this study, we investigated whether BD had any effect on the biochemical components of first and second trimester aneuploidy screening tests.

Methods: A case-control retrospective study was conducted with 32 pregnant women with BD and 60 healthy pregnant women as controls.

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Aim: This study was carried out due to the discussions in the literature stating that the inverse association between placenta previa (PP) and preeclampsia (PE). The aim of this study was to determine whether total antioxidant status (TAS), and total oxidant status (TOS) and ADAMTS-12 levels differ among early-onset (<34th gestational week) severe PE (EOS-PE), PP and uncomplicated pregnancies.

Methods: In this case-control study, serum samples obtained from 26 pregnant with EOS-PE, 31 pregnant with PP, and 32 healthy patients with uncomplicated pregnancies (control group).

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The present study aimed to analyse the perinatal outcomes in patients with normal 50-g Glucose Challenge Test but who are considered retrospectively to have gestational diabetes mellitus based on elevated fasting plasma glucose (FPG) levels according to recent criteria. The study was conducted between January 2010 and December 2014 to identify patients with FPG values >92 mg/dl and GCT values <130 mg/dl. The patients were divided into two groups: those with FPG values between 92 and 99 mg/dl (Group 1) and those with FPG values >99 mg/dl (Group 2).

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Article Synopsis
  • The study evaluates the effectiveness of internal iliac artery ligation (IIAL) in treating postpartum hemorrhage caused by uterine atony, retroperitoneal hematoma, and placenta abnormalities.
  • Among 52 women assessed, success rates for IIAL were high, with 91% for primary and 71.4% for secondary IIAL in uterine atony cases.
  • The addition of IIAL can potentially reduce hysterectomy rates and does not negatively impact fertility outcomes, even when used alongside other uterus-sparing techniques.
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  • Vitamin D deficiency is a widespread public health issue linked to various diseases, especially in pregnant women, where low serum levels may affect perinatal outcomes.
  • The study compared serum vitamin D levels and perinatal outcomes between pregnant women with fetuses diagnosed with congenital diaphragmatic hernia (CDH) and healthy controls, revealing significantly lower vitamin D and calcium levels in the CDH group.
  • The findings suggest that low vitamin D and calcium may contribute to adverse outcomes in pregnancies affected by CDH, highlighting the importance of monitoring these levels during pregnancy.
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Objective: To investigate the presence of oxidative stress (OS) in pregnant women with Familial Mediterranean fever (FMF) in the first trimester by evaluating thiol/disulphide homeostasis.

Study Design: A total of 31 pregnant women with a diagnosis of FMF, between 11(0) and 13(6) weeks of gestation, were compared with 51 healthy pregnant controls at the same gestational weeks. A recently defined method was used to measure plasma native thiol, total thiol and disulphide levels.

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Objective: There is increasing evidence that preeclampsia (PE) may also be a risk factor for future cardiovascular diseases (CVDs), including arrhythmia. In this study we aimed to evaluate the association between PE and ventricular repolarization using novel electrocardiogram markers: QT interval duration, Tp-e interval, and Tp-e/QT ratio.

Materials And Methods: In this controlled cross-sectional study sixty-four pregnant women with PE (31 with mild and 33 with severe disease) and 32 healthy women with uncomplicated pregnancies in the third trimester were compared by measuring QT parameters, Tp-e interval, and Tp-e/QT ratio.

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Article Synopsis
  • The study aims to explore differences in total antioxidant status (TAS), total oxidant status (TOS), and specific proteins (ADAMTS-12 and decorin) among early-onset severe preeclampsia (EOS-PE), late-onset severe preeclampsia (LOS-PE), and healthy pregnancies.
  • Placental samples from 25 EOS-PE, 26 LOS-PE, and 28 healthy pregnancies were analyzed, revealing significantly higher levels of decorin and TOS, and lower levels of TAS in both PE groups compared to the control group.
  • The research concludes that although both EOS-PE and LOS-PE lead to negative perinatal outcomes, further investigation is needed to clarify the differences
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Objective: To evaluate the circulating soluble fms-like tyrosine kinase 1 (sFlt1), placental growth factor (PlGF) and vascular endothelial growth factor (VEGF) levels in women with abnormal placentation and to compare the data with the results of women with normal pregnancy.

Material And Methods: Serum biomarkers of angiogenesis and maternal and perinatal characteristics of 68 pregnant women, all in the third trimester, who were diagnosed to have vaginal bleeding due to complete placenta previa with and without concomitant placenta accreta, increta and percreta as the study group and 30 pregnant women without any placentation abnormality who eventually delivered at  ≥37 weeks of gestational age as the control group were evaluated.

Results: There was no statistical difference in the maternal serum values of sFlt1, PlGF, sFlt1/PlGF ratio and VEGF in groups with placental abnormality as compared to controls.

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Aim: To evaluate intraoperative and early postoperative outcomes of a novel placenta delivery technique; extra-abdominal removal vs. intra-abdominal removal of the placenta during cesarean section (CS).

Methods: A total of 210 women delivering by CS at term in a tertiary university hospital between March 2014 and January 2015 were randomized to extra-abdominal removal vs.

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Aim: Intrahepatic cholestasis of pregnancy (ICP), the most common liver disease in pregnancy, is characterized by elevated serum total bile acid and/or transaminase concentration, and pruritus. Interleukin-6 (IL-6) is a key regulator of the immune response, hematopoiesis and inflammation. We examined both IL-6 and the frequently used inflammatory marker high-sensitivity C-reactive protein (hs-CRP) at baseline in the same study population as for the primary endpoint, in order to provide a new perspective on the pathogenesis of ICP.

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While most obstetricians are familiar with fracture of the clavicle in newborns during birth, an unlucky minority of obstetricians has encountered long-bone fractures in newborns as well. This complication is traumatic not only for the neonate, but also for the family and the obstetrician; it is also difficult to explain. Fortunately, the long-term prognosis for fracture of the long bones is excellent.

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Study Objective: Adolescent pregnancy is an important public health problem worldwide. It is associated with increased risk of maternal and fetal complications. We aimed to investigate whether adolescent pregnancies have an increased risk for perinatal complications.

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Objective: Intrahepatic cholestasis of pregnancy (ICP), the most common liver disease in pregnancy, is characterized by elevated serum total bile acid levels and pruritus. It has become clear that bile acids are no longer labeled as simple detergent-like molecules, but also represent complex hormonal metabolic regulators. ICP has also been associated with increased incidence rates of gestational diabetes mellitus.

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Introduction: Preeclampsia is a serious disease which may result in maternal and neonatal mortality and morbidity. Improving the outcome for preeclampsia necessitates early prediction of the disease to identify women at high risk. Measuring blood cell subtype ratios, such as the neutrophil to lymphocyte (NLR) and platelet to lymphocyte (PLR) ratios, might provide prognostic and diagnostic clues to diseases.

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Article Synopsis
  • The study aimed to explore the link between fetal growth restriction (FGR) and oxidative stress by examining specific biochemical markers in both blood serum and myometrial tissue.
  • Results showed that pregnancies with FGR had shorter gestation periods and lower birthweights, with increased levels of malondialdehyde (MDA) and catalase (CAT) in serum but decreased levels of these markers in myometrial samples compared to healthy pregnancies.
  • The findings suggest that while FGR is associated with oxidative stress, the mechanisms involved are not fully understood; increased serum markers may indicate a systemic response to local oxidative processes occurring in the uterus.
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Encephalocele is a rare congenital defect characterized by a sac-like protrusion of the neural tissue and/or meninges through a defect in the skull. We reported a case with a naso-frontal anterior encephalocele which was diagnosed by prenatally and confirmed by postnatal evaluation and complications such as hypoadrenalism, diabetes insipidus and arterial thrombosis in the lower limbs were diagnosed in the neonatal period.

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Objective: We investigated whether changes in cellular immunity and oxidative stress in pregnancy have any association with spontaneous miscarriage.

Material And Methods: Circulating adenosine deaminase (ADA) activity as a marker of cellular immunity and malondialdehyde (MDA) and catalase (CAT), glutathione peroxidase (GPx) as markers of T lymphocyte activation and parameters of oxidative stress and antioxidant defense were compared between 40 women with early pregnancy loss and another 40 women with ungoing healthy pregnancy.

Results: Women with miscarriage had higher serum ADA and GPx levels when compared with women with normal pregnancy (p = 0.

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Background: Bile acids can induce arrhythmia by altering cardiomyocyte contractility or electrical conduction. The aim of this study was to investigate, by means of QT dispersion parameter detected by simple standard electrocardiogram (ECG), ventricular repolarization changes in pregnant women with and without intrahepatic cholestasis of pregnancy (ICP).

Methods: In this case-control study including 75 pregnant women with cholestasis and 35 healthy, uncomplicated pregnancy cases, electrocardiographic QT interval durations and QT dispersion (QT-disp) parameters, corrected for the patients' heart rate using the Hodges formula, were investigated.

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Obstetric cholestasis (OC) is a pregnancy specific liver disease characterized by increased levels of bile acid (BA) and pruritus. Raised maternal BA levels could be associated with intrauterine death, fetal distress, and preterm labor and also alter the rate and rhythm of cardiomyocyte contraction and may cause fetal arrhythmic events. We report a case of drug resistant fetal supraventricular tachycardia and concomitant OC.

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