Publications by authors named "Abduelkadir Kiris"

Article Synopsis
  • The study investigates the occurrence of contrast-induced nephropathy (CIN) in 65 women who underwent hysterosalpingography (HSG) for infertility evaluations.
  • The results showed a CIN rate of 12.3% among participants, with a significant difference in baseline serum creatinine levels between women with and without CIN.
  • Baseline serum creatinine levels were identified as an independent risk factor for developing CIN following the HSG procedure.
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Objective: This study aimed to investigate the association between the triglyceride-glucose (TyG) index and cryptogenic stroke (CS) in patients diagnosed with patent foramen ovale (PFO) using transesophageal echocardiography (TEE).

Methods: A retrospective, single-center study was conducted at a tertiary education and research hospital from January 2015 to December 2023. The study population included 1017 consecutive patients with sinus rhythm diagnosed with PFO, of whom 210 had CS.

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In this work, we performed a comprehensive spectroscopic analysis of the "Portrait of a Young Man in a Wide-Brimmed Hat with a Feather" authored by an unknown artist and housed in the National Art Museum of the Republic of Belarus. Previously this portrait was a part of the Myatlev collection (St. Petersburg, Russia).

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Background: This study aims to classify wound complications after median sternotomy and provide an up-to-date reconstructive algorithm for multidisciplinary use.

Methods: A total of 15 patients (9 males, 6 females; mean age: 68±5 years; range, 60 to 75 years) who underwent sternal reconstruction for wound complications following median sternotomy between August 2020 and October 2023 were retrospectively analyzed. Wound complications requiring reconstruction were classified into three categories based on the extent of the dead space caused by sternal debridement.

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Article Synopsis
  • The study aimed to investigate how in-hospital declines in hemoglobin levels affect long-term mortality and major adverse cardiovascular and cerebrovascular events (MACCE) in patients with ST-segment elevation myocardial infarction (STEMI) who received primary percutaneous coronary intervention (PCI).
  • Researchers categorized patients based on hemoglobin decline into low (<3 g/dl or no decline) and high (≥3 g/dl) groups, analyzing their mortality and MACCE rates.
  • Findings revealed that patients with high hemoglobin decline experienced significantly higher mortality (65%) and MACCE rates (71%) compared to those with low decline, suggesting a concerning link between hemoglobin decline and adverse outcomes in STEMI patients after PCI.
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Article Synopsis
  • Photodynamic therapy (PDT) using indocyanine green (ICG) shows promise for cancer treatment, producing reactive oxygen species when photo-irradiated with a laser.
  • Mice with grown MCF-7 tumors were treated with ICG and various laser powers, with tumor size measured for four days, revealing overall tumor reduction except for the low power and long wait group.
  • FTIR spectroscopy highlighted molecular changes in tumor tissues, suggesting that a laser power output of 250 mW led to significant decreases in tumor volume and is recommended for further studies.
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This research aimed to investigate the effectiveness of the Eye Movement Desensitization and Reprocessing (EMDR) method on chronic subjective tinnitus. The research was planned as an observational study. The study group comprises individuals who applied to the training and research hospital in Ankara between 2019 and 2020 and were aged between 15 and 60 years old.

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Botulinum neurotoxins (BoNT) inhibit neuroexocytosis, leading to the potentially lethal disease botulism. BoNT serotype A is responsible for most human botulism cases, and there are no approved therapeutics to treat already intoxicated patients. A growing body of research has demonstrated that BoNT/A can escape into the central nervous system, and therefore, identification of BoNT/A inhibitors that can penetrate BBB and neutralize the toxin within intoxicated neurons would be important.

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Background/aim: Alzheimer's disease (AD), one of the most common health issues, is characterized by memory loss, severe behavioral disorders, and eventually death. Despite many studies, there are still no drugs that can treat AD or stop it from progressing. Previous in vitro tests showed that O-demethyl galantamine (ODG) might have therapeutic potential owing to its 10 times higher acetylcholinesterase inhibitory activity than galantamine (GAL).

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Objective: Indocyanine green (ICG) and sodium fluorescein (Na-Fl) are two fluorophores, which are used for videoangiography purposes. This prospective study reports our experience by using surgical microscopes equipped with two special filters. We compared the imaging efficacy of Na-FL and ICG videoangiography techniques during aneurysm and arteriovenous malformations (AVM) surgeries.

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Background: Controlling Nutritional Assessment (CONUT) score has been shown to have a higher predictive value compared to other nutritional scores in acute coronary syndrome.

Aim: To determine the relationship between CONUT score and long-term mortality in patients with chronic coronary syndrome (CCS).

Methods: Between 2017 and 2020, 585 consecutive patients newly diagnosed and proven to have CCS by coronary angiography were included in the study.

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Aim: To prove the superiority of the electromagnetic (EM) neuronavigation technique to increase the accuracy of intraventicular shunt catheter placement, and to reduce accompanying complications.

Material And Methods: A total of 21 patients with hydrocephalus [age range (years): 53-84] were studied. All of them had undergone thin-slice, navigation-compatible, computed tomography (CT) preoperatively.

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Background: The systemic immune-inflammation index (SII), based on white blood cell, neutrophil, and platelet counts, is a proposed marker of systemic inflammation and immune activation. This study aimed to explore the relationship between SII and complete atrioventricular block (CAVB) development in STEMI patients undergoing primary PCI.

Methods: We retrospectively analyzed data from 883 patients who underwent primary PCI for STEMI between January 2009 and December 2017.

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Background: Endocan is an indicator of many pathologies accompanied by inflammation, endothelial cell activation, and dysfunction. In this study, we examined the relationship between degenerative aortic sclerosis, which progresses in a similar pathophysiologic mechanism as atherosclerosis, and serum inflammatory markers and endocan levels.

Methods: A total of 155 patients without known coronary artery disease, aged between 65 and 80 years, were consecutively included in the prospective cross-sectional study.

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Objective    The prognostic nutritional index (PNI) is a practical, applicable, prognostic scoring system. However, its clinical significance in unprotected left main coronary artery (ULMCA) patients undergoing percutaneous coronary intervention (PCI) has not yet been clarified. This study aimed to examine the relationship between malnutrition as assessed by PNI and major adverse cardiac events (MACE) in ULMCA patients undergoing PCI.

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Diabetic foot infections are one of the complications of diabetes mellitus resulting in extremity amputation and mortality. This study aimed to examine the predictive value of the C-reactive protein (CRP) to albumin ratio (CAR) for amputation risk in diabetic foot infection. Data from 178 patients were retrospectively examined.

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Objective: To determine the predictive value of C-reactive protein (CRP) plus albumin plus procalcitonin for long-term mortality in patients with infective endocarditis.

Methods: This retrospective study included patients hospitalized with infective endocarditis between February 2008 and December 2021. CRP, procalcitonin, and albumin levels were measured within 24 h of admission and dichotomized as high or low.

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Primary familial brain calcification (PFBC) is a rare neurological condition characterized by abnormal calcification commonly in basal ganglia and multiple other brain regions, leading to neuropsychiatric, cognitive, and motor symptoms. SLC20A2, one of the known causative genes for PFBC, contains the highest number of variants directly associated with the disease. Here, we established an iPSC line (METUi002-A) from the peripheral blood mononuclear cells of a clinically diagnosed PFBC patient carrying a SLC20A2 mutation (c.

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Huntington's disease (HD) is a progressive and irreversible neurodegenerative disease leading to the inability to carry out daily activities and for which no cure exists. The underlying mechanisms of the disease have not been fully elucidated yet. Matrix-assisted laser desorption/ionization mass spectrometry imaging (MALDI-MSI) allows the spatial information of proteins to be obtained upon the tissue sections without homogenisation.

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Background: Stroke, the most feared complication in patients with atrial fibrillation (AF), is still an important cause of mortality and morbidity. In our study, we aimed to investigate the frequency of stroke and related parameters in patients with atrial fibrillation, for whom 24-h ambulatory blood pressure monitoring (ABPM) was performed.

Method: A total of 282 patients with permanent AF were included in this study.

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Objective: Aspirin is an essential drug in the prevention of atherosclerotic cardiovascular disease (ASCVD). It is ultimately indicated in a patient with ASCVD. However, its role is debated in primary prevention.

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Considering the increasing use of the transcatheter aortic valve implantation (TAVI) procedure, the relationship of contrast-induced nephropathy (CIN) with post-TAVI mortality has become important. The Mehran score was developed to detect the risk of CIN development after cardiac intervention. We aimed to compare the role of the modified Mehran score, which can be calculated pre-procedure, in predicting CIN development and compare it with the original Mehran score.

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Alzheimer's disease (AD) is one of the most prevalent diseases that lead to memory deficiencies, severe behavioral abnormalities, and ultimately death. The need for more appropriate treatment of AD continues, and remains a sought-after goal. Previous studies showed palmatine (PAL), an isoquinoline alkaloid, might have the potential for combating AD because of its in vitro and in vivo activities.

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Objectives: The aim of this study was to determine the DNA and genotypes of in liver cyst hydatids isolated in humans.

Material And Methods: This study was conducted prospectively at the Department of General Surgery of the Cerrahpaşa School of Medicine, University of İstanbul-Cerrahpaşa, between January 2015 and June 2016 in 30 patients who were operated on for cystic DNA was analyzed using the Polymerase Chain Reaction (PCR) method in the cyst samples (protoscolex and/or germinative membrane) obtained during the operation, and genotype was determined in the PCR positive samples by sequence analysis. At the same time, indirect hemagglutination (IHA) was used to test for the presence of antibodies in the patients' blood.

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