Publications by authors named "Cihan Togrul"

Aim: Endometriosis is a common, chronic benign gynecologic disease and distresses women in their reproductive age. Yet the pathogenesis of endometriosis is not clear, multifactorial mechanisms have been characterized for the initiation, progression, and regression of this disease. It has been suggested that immune cells in the lymphoid lineage play essential roles in accepting or rejecting the survival, implantation, and proliferation of endometrial and endometriotic cells and, dysfunction of B-lymphocytes (B-cells) are one of the major causes for the progression of endometriosis.

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Agents to reduce the gonadotoxic effects of chemotherapeutics are still under investigation. In this context, we aimed to investigate the protective effect of sildenafil against chemotherapeutic-induced gonadotoxicity in a rat model. A total of 62 female rats were divided into eight groups as control, sildenafil (1.

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The aim of this experimental animal study was to investigate the histopathological and biochemical efficacy of trimetazidine (TMZ) in decreasing ovary damage in an ovary ischaemia/reperfusion (I/R) model in the rat. A total of 35 Wistar albino female rats were randomly separated into five groups,  = 7 per group: Group 1: Sham (S) was only given a laparotomy procedure. Group 2: Ischaemia (I) group with 2-hour ischaemia using a vascular sutur.

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Research Question: Angiotensin-converting enzyme inhibition results in a significant reduction in plasma concentrations of plasminogen activator inhibitor-1 (PAI-1). What are the effects of lisinopril treatment on PAI-1 concentrations and the morphology and function of the ovaries in the letrozole-induced polycystic ovary syndrome (PCOS) rat model?

Design: This prospective randomized controlled animal study involved female Wistar albino rats. Twelve rats were assigned as controls (group I).

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There are numerous conflicting studies which have addressed the question whether the measurement of anti-Müllerian hormone (AMH) concentrations should be done at a certain time during the menstrual cycle. We aimed to investigate AMH fluctuations during the follicular and luteal phases of the menstrual cycle and to determine whether AMH variations, if present, might influence the clinical utility of ovarian reserve markers. A total of 257 infertile women eligible for inclusion were categorized into three groups based on their total antral follicle count: 1.

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It is still unclear in the literature whether low vitamin D levels play a role in the pathogenesis of polycystic ovary syndrome (PCOS), especially with respect to the regulation of anti-Müllerian hormone (AMH). Therefore, we aimed to investigate whether there could be a relationship between vitamin D deficiency status and PCOS. A total of 146 infertile women were divided into two groups according to their ovarian reserve patterns: (i) normal (NOR), and (ii) high (PCOS).

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As only limited and confusing evidence about serum placental growth factor (PlGF) level in gestational diabetes mellitus (GDM) exist in the known literature, the aim of this study was to evaluate the association of maternal serum PlGF level with GDM status. The pregnant women attending the Obstetrics Outpatient Unit of Hitit University Hospital were screened at 24 and 28 weeks of gestation for GDM according to the suggestions of the American College of Obstetricians and Gynecologists (ACOG). Concisely, all of the low-risk pregnant women were evaluated with a 50 g glucose challenge test (GCT).

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In the literature, conflicting results from studies examining the relationship between obesity and ovarian reserve have been reported. The purpose of the study is to investigate whether obesity adversely affects serum concentrations of ovarian reserve markers in infertile women with different ovarian reserve status. A total of 402 women were assigned to three groups according to body mass index (BMI; < 25 kg/m : normal, n = 198; 25.

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Article Synopsis
  • This study looks at how to manage caesarean scar pregnancies, where a pregnancy happens in a scar from a previous c-section.
  • The researchers treated 21 cases with different methods like medication and surgery, and all surgeries were successful.
  • They want to create a guide to help doctors choose the best treatment based on the patient’s situation and the pregnancy details.
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Aim: To investigate association of kisspeptin levels in infertile women with different ovarian reserve patterns.

Materials And Methods: In this prospective cross-sectional study, 157 participants were recruited. The women were divided into three groups: (i) adequate ovarian reserve (AOR) (n = 57), (ii) high ovarian reserve (PCOS) (n = 60), (iii) diminished ovarian reserve (DOR) (n = 40).

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Objective: The study aimed to compare efficacy, safety, pain intensity and analgesic consumption in patients receiving either bilateral transversus abdominis plane (TAP) block or wound infiltration with bupivacaine after cesarean delivery (CD).

Material And Methods: A total of 216 parturient women undergoing CD under general anesthesia were randomly allocated into five groups: i) controls (group 1), ii) TAP placebo (group 2), iii) TAP (group 3), iv) wound infiltration placebo (group 4), and, v) wound infiltration (group 5). Pain intensity was assessed using a visual analogue scale (VAS).

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Background: Several conflicting studies with results on the biological variability of serum anti-Müllerian hormone (AMH) levels have been reported. Most of the studies have not focused on whether the level of AMH fluctuations shows variability by a baseline ovarian follicular reserve.

Aim: To reveal whether intracyclic variation in AMH levels occurs among women with adequate, high and diminished ovarian reserve patterns.

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Objective: This retrospective study aimed at determining prognostic factors that paved the way for umbilical cord entanglement (UCE) and the effects of UCE upon labor management and fetal health.

Methods: Sixty women who gave term birth with head presentation and received UCE diagnosis following birth composed the case group while another 60 women with the same characteristics who were selected with randomized sampling method and who did not develop UCE comprised the control group. The data obtained were processed with SPSS 22.

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Objective: To investigate the association of maternal serum levels of chemerin, retinol binding protein-4 (RBP-4), and visfatin with gestational diabetes mellitus (GDM).

Material And Methods: 158 pregnant women were screened between 24 and 28 weeks of gestation. They were divided into two groups: GDM group (n=76) and control group (n=82).

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Background: The aim of this study was to reveal the relationship between high level of prenatal anxiety and postoperative pain and/or analgesic consumption in women undergoing elective cesarean delivery under spinal anesthesia.

Methods: Eighty women, aged between 18-45 years with minimum 37 week- gestation and received spinal anesthesia during elective cesarean delivery, were included into this observational cohort study. Prenatal anxiety was measured with state anxiety inventory, trait anxiety inventory and somatosensory amplification scale.

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Aim: The purpose of this study was to investigate the protective effect of honokiol on experimental ischemia/reperfusion injury of rat ovary.

Materials And Methods: A total of 40 female Wistar albino rats were used in this study. The rats were divided into five groups as follows: sham (Group I), torsion (Group II), torsion + detorsion (Group III), torsion + detorsion + saline (Group IV), and torsion + detorsion + honokiol (Group V).

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Objective: To investigate the effects of Potentilla fulgens as a prophylactic agent on ischemia/reperfusion (I/R) injury in the rat ovary.

Study Design: A total of 32 Wistar rats were divided into 4 equal groups: (I) sham, (II) ischemia, (III) ischemia + reperfusion, and (IV) IR + Potentilla fulgens. In groups I and II, ovary torsion was not performed and no drug was administered.

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Sarcoidosis is a multisystem inflammatory disorder of unknown etiology. It shows a great variety of clinical presentation, organ involvement, and disease progression. Lungs and lymphoid system are the most common sites involved with a frequency of 90% and 30%, respectively.

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Objective: The purpose of this study was to investigate the effect of diurnal variation on biochemical results of first trimester aneuploidy screening test.

Methods: A total of 2725 singleton pregnant female, who had normal fetal nuchal translucency (NT) thickness, were included in the study during this period. Individuals were divided into two groups according to the sampling time (morning group: 09:00-11:00 am and afternoon group: 02:00-04:00 pm).

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Background: Hydronephrosis is frequently encountered in advanced stage cervical cancers, and may be associated with mortality. In the present study, we aimed to demonstrate the effect of hydronephrosis on survival in patients with inoperable advanced stage cervical cancer.

Materials And Methods: The study data were acquired by retrospective analysis of the patient records belonging to 165 women with FIGO (International Federation of Gynecology and Obstetrics) stage-IIIB or more advanced cervical cancer, which were not surgical candidates.

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The aim of this study was to evaluate the morphometric and immunohistochemistry in umbilical cords from patients with severe pre-eclampsia with and without haemolysis, elevated liver enzymes and low platelets (HELLP) syndrome. The patient and control groups were similar according to baseline obstetric characteristics. White blood cell count in patients with HELLP syndrome and the control group was significantly increased among patients with HELLP syndrome ( < 0.

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Purpose: The purpose of the study is to evaluate the effect of vardenafil on the histopathology and biochemical parameters in reducing damage in experimental ovarian ischemia and ischemia/reperfusion injury in a rat model and to compare the effect of two different doses of vardenafil.

Methods: Forty-two rats with experimental ovarian torsion. Group-I: sham; Group-II: ovarian ischemia; Group-III: 2 hours of ischemia followed by a 2-hour reperfusion.

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Objective: To evaluate factor XII levels in women with recurrent pregnancy loss (RPL) in a tertiary referral hospital.

Methods: Women who were referred to our hospital for two consecutive abortions or three abortions in between 2007 and 2013 were included in this retrospective observational study. Women were further grouped according to factor XII levels, as <60% and ≥ 60%.

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Objective: The aim of the present study was to evaluate the utility of ductus venosus (DV) and hepatic artery (HA) doppler in pregnant women who have high risk for aneuploidy in first trimester combined screening.

Methods: This prospective study was performed between February 2011 and February-2012, at a tertiary referral hospital. Singleton pregnancies with high risk for aneuploidy in combined screening test and normal nuchal translucency (NT) measurements were included in the study group.

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Article Synopsis
  • The study examined how complete blood count parameters can help distinguish between benign and malignant adnexal masses in patients.
  • The analysis included 569 patients, revealing that specific blood ratios (like NLR and PLR) and CA-125 levels were significantly higher in malignant cases and provided useful predictive values.
  • The findings suggest that combining NLR, PLR, and CA-125 could enhance early detection of ovarian cancer, especially since these blood markers may show higher sensitivity compared to CA-125 alone, despite having lower specificity.
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