Publications by authors named "Pınar Yildiz"

Article Synopsis
  • A retrospective study evaluated 12 women aged 29-38 with suspected tubal factor infertility who underwent vaginal natural orifice endoluminal surgery (vNOTES) to assess tubal patency and adnexal anatomy.
  • The procedure had an average operative time of 39 minutes, with no need for conversions to more invasive surgeries, and all patients were discharged within 12 hours without complications.
  • The study suggests that vNOTES could be a beneficial option, especially for patients with higher BMI or previous surgeries, due to its lower surgical risks and minimally invasive nature.
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  • * Out of 90 RTR participants, the median antibody level was 16.7 AU/mL at 42 days post-first dose, with 60% showing positive serology; mycophenolic acid (MFA) and ACE inhibitors were found to decrease seropositivity.
  • * Patients who received the Pfizer/BioNTech booster had better antibody levels and lower COVID-19 infections compared to those with the CoronaVac/Sinovac booster, indicating that heterologous vaccination is more effective for RTRs.
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There is a lack of studies examining balance problems and Achilles tendon thickness in prediabetes despite their common occurrence in diabetes mellitus. The aim of this study was to evaluate Achilles tendon size and static and dynamic balance, as well as the role of the Achilles tendon in balance, in prediabetic patients. A total of 96 participants were divided into three groups: (1) the control group, consisting of participants without diabetes mellitus; (2) the prediabetes group; and (3) the diabetes mellitus group.

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  • The study aimed to compare outcomes between vNOTES (vaginal natural orifice transluminal endoscopic surgery) and conventional laparoscopy for early-stage endometrial cancer, focusing on demographics, clinical results, and recovery.
  • Conducted retrospectively at a tertiary hospital from January 2019 to November 2020, the study included 45 patients, with 16 undergoing traditional laparoscopy and 29 receiving vNOTES, assessing various factors such as pain scores and postoperative complications.
  • Results indicated that vNOTES led to significantly lower pain scores and less need for opioid analgesics post-surgery, suggesting it might be a safer and more effective option for early-stage endometrial cancer compared to conventional lap
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Purpose: Altered corneal biomechanics in patients with diabetes may affect intraocular pressure (IOP) measurements. Although a relationship between IOP and glucose levels has been reported in diabetic and nondiabetic patients, the mechanism by which hyperglycemia influences IOP is unclear. The aim of this study was to determine the effects of hyperglycemia on IOP, corneal biomechanics, and anterior segment parameters during the oral glucose tolerance test (OGTT) in nondiabetic patients.

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Objectives: This study aimed to evaluate the feasibility of monolithic zirconia laminate veneers (MZLV) compared to lithium disilicate laminate veneers (LDLV).

Materials And Methods: Sixty resin replicas, each prepared with depths of 0.5 mm, 0.

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Objective: To evaluate safety, efficacy, pre- and postoperative outcomes of vNOTES hysterectomy compared to conventional laparoscopic (CL) hysterectomy.

Material And Methods: This prospective study was conducted on patients who underwent CL or vNOTES hysterectomy for benign gynecological indications between January and July 2021. Sociodemographic, clinical, and surgical data were collected.

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The purpose of this study was to investigate the vertical marginal discrepancy (VMD) and residual excess cement (REC) of cementable and screwmentable monolithic zirconia crowns cemented with different types of cement. Abutments were attached to 40 implant analogues. Crowns were created using computer-aided design/computer-aided manufacturing technology from monolithic zirconia blocks, either with or without a screw access hole (SAC).

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Objectives: The objective of this study was to evaluate the effect of mouthwashes on the optical properties of resin cement.

Materials And Methods: One hundred and 60 resin cement discs (6x2mm) were produced from 4 different brands of resin cement (Panavia V5, Estecem II, RelyX Veneer, NX3) with the help of a Teflon mould. The discs were divided into 4 subgroups, 1 of which served as the control group, to be immersed in mouthwashes after measuring the initial L, a, and b values on white and black backgrounds.

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Article Synopsis
  • The study evaluates the effect of thickness on the optical properties and color perception of monolithic zirconia and lithium disilicate laminate veneers.
  • A total of 60 veneers were tested in various thicknesses (0.5, 0.7, and 1.0 mm) using color measurement techniques to analyze their translucency and color differences.
  • Results indicated that zirconia veneers had lower translucency than lithium disilicate, and changes in thickness affected translucency but not color perception for zirconia veneers.
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Background: Metabolic syndrome (MS) may reduce circulating testosterone and, at the same time, low testosterone levels may lead to MS. Thus, identifying problems regarding sex hormones and examining their effects on the pathogenesis of MS is important to prevent serious complications of the condition, such as diabetes or cardiovascular diseases.

Aims: This study aimed to investigate the correlations between MS-related parameters and androgen levels.

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Objectives: To evaluate the feasibility and safety of transvaginal natural orifice transluminal endoscopic surgery (vNOTES) in patients 70 years and over.

Material And Methods: The study consisted of eleven patients aged 70 and over who underwent vNOTES for a variety of gynaecological indications at a tertiary referral hospital. The medical and surgical data were noted: age, parity, history of comorbidity, number and type of previous surgeries, body mass index (BMI), operating time, the requirement of intraoperative conversion, the presence of intra- or postoperative complication, estimated blood loss, pre-and postoperative hemoglobin levels, visual analog scale (VAS) pain scores at 6th, 12th and 24th hours, length of hospital stay, and the final pathology results.

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: While there is a significant amount of information about invasive meningococcal disease (IMD), meningococcal carriage, and meningococcal vaccines in children and adolescents, data in older adults are limited. Studies of meningococcal carriage and transmission modeling can be utilized to predict the spread of IMD and guide prevention and treatment strategies. Our study's main objective was to assess the prevalece of () carriage, serogroup distribution, and associated risk factors among older adults in Türkiye.

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Background/aim: MicroRNAs (miRNA) are a class of small non-coding RNAs of 18-25 nucleotides, which regulate gene expression at the post-transcriptional level by disrupting or blocking translation of messenger RNA targets. Non-small cell lung cancer (NSCLC) represents approximately 85% of all lung cancers. Early and accurate diagnosis of the disease affects the probability of success of treatment.

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Background: Idiopathic pulmonary fibrosis (IPF) predominantly affects people over the age of 60 years and its incidence increases with age. Limited data is available on the use of antifibrotics in the elderly IPF population. We aimed to examine the tolerability and safety of antifibrotics (pirfenidone, nintedanib) in elderly patients with IPF in a real-world setting.

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Aim: The attachment matrix housing (AMH) of implant overdentures is not chemically bonded with acrylic resins. Therefore, AMH may lose due to insertion and removal forces. This study aims to investigate the effects of different surface treatments to reduce the detachment of AMH and to compare the adhesion of the AMH used in implant-supported overdentures made of different materials with the reline acrylic resin.

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Background: Various variants of the miR-219-1 gene are one of the first genes associated with NSCLC prognosis in the literature.

Objectives: We aimed to genotype two different variants of the miR-219-1 gene and to investigate to using of the result as a biomarker in the diagnosis and treatment of NSCLC.

Materials And Methods: The patients were chosen according to International NSCLC criteria and genomic DNA was isolated from blood (138 patients and 100 healthy individuals).

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Objective: To investigate the effect of a novel mineral containing toothpaste in comparison to a fluoride toothpaste in children with white spot lesions.

Methods: The clinical study was conducted from 2016 to 2018 at Marmara University Department of Pediatric Dentistry Clinic after approval from the ethics review committee of Yeditepe University, Istanbul, Turkey and comprised children of either gender aged 4-5 years having white spot lesions. They were randomly allocated into two groups.

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This study was purposed to assess the impact of ageing and resin cements polymerized with different modes on the removal time of lithium disilicate (LiSi) ceramics using Er,Cr:YSGG laser. Ninety LiSi slabs (6 × 6 × 1 mm) were cemented to freshly extracted bovine teeth using cements polymerized with different modes (light-curing (LC), dual-curing (DC), self-curing (SC)). The specimens were divided into subgroups according to ageing conditions (no thermal cycling, 5000 or 30,000 thermal cycling).

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Background: Biomarkers of lung injury and interstitial fibrosis give insight about the extent of involvement and prognosis in well-known interstitial lung diseases (ILD). Serum Krebs von den Lungen-6 (KL-6) reflects direct alveolar injury and, transforming growth factor-beta1 (TGF-β1) and fibroblast growth factor-2 (FGF-2) are principal mediators of fibrosis in ILD and in almost all fibrotic diseases. In this sense, we aimed to assess associations of these biomarkers with traditional inflammatory markers and clinical course of COVID-19.

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Article Synopsis
  • - The study aimed to analyze the relationship between CO-RADS classification, CT patterns of the lungs, and various laboratory data in patients who tested positive for COVID-19 via RT-PCR.
  • - Researchers evaluated CT scans of 198 patients, measuring differences in laboratory markers like creatinine and LDH, finding significant correlations with CO-RADS groups and CT scoring.
  • - Conclusions suggest creatinine is a key marker for lung involvement, while LDH indicates more severe parenchymal issues; a new structured total CT scoring system was developed for better assessment.
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Purpose: To assess the fracture resistance of monolithic zirconia crowns cemented with different types of cement on cement-retained implant abutments.

Materials And Methods: Forty implant analogs were positioned in acrylic resin blocks, and cement-retained straight implant abutments were fastened to the analogs. Crowns were designed with/without occlusal vent holes and produced from monolithic zirconia blocks by the CAD-CAM technique.

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Objective: In this study, it was aimed to examine the effect of 8-week exercise in Alzheimer's disease (AD) aged 65 and over through functional, cognitive, and biochemical parameters and irisin metabolism.

Methods: Two groups consisting of healthy individuals and diagnosed with Alzheimer's over the age of 65 were followed up with a combined exercise program of 45-60 min, 3 days a week, for 8 weeks. At the end of the exercise period, various cognitive and functional tests were performed on the participants, and blood samples were taken for biochemical parameters and irisin level measurements.

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Objective: Congenital infections can cause newborn hearing loss. Although vertical transmission of coronavirus disease 2019 (COVID-19) infection is theoretically possible, this has not been proven yet. To our knowledge, there is no previous report on whether COVID-19 infection during pregnancy can cause congenital hearing loss.

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Background: Patients with chronic obstructive pulmonary disease (COPD) can develop left ventricular (LV) systolic dysfunction and geometric changes due to several reasons.

Aim: To investigate subclinical LV systolic dysfunction and structural features in patients with COPD, and its correlation with the severity of airway obstruction, identified by GOLD classification.

Methods: We studied 52 patients with COPD and 29 age and sex-matched controls, without any cardiac disease.

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