Publications by authors named "Yucel A"

Objective: To assess the effects of infliximab treatment on insulin sensitivity and cardiovascular risk factors in patients with ankylosing spondylitis (AS).

Methods: In this prospective study, 30 consecutive AS patients (23 men and 7 women) fulfilling the modified 1984 New York criteria for AS were investigated. All patients were treated with intravenous infliximab.

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Objective: Demodex spp. is an acari that resides in the hair follicles and sebaceous glands of the skin unit. It is known that Demodex spp.

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Purpose: To investigate the correlation between spectral domain optical coherence tomography findings and best-corrected visual acuity (BCVA) in patients with central serous chorioretinopathy (CSC) and to determine the visual prognostic factors.

Methods: We retrospectively studied 56 eyes of 49 patients who had the diagnosis of CSC. Patients were categorized into subgroups depending on symptoms and clinical findings.

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Jejunal diverticulosis is generally asymptomatic and is associated with high morbidity and mortality secondary to complications, especially in elderly patients. We present a case report of a 74-year-old female patient with jejunal diverticulosis and perforation due to diverticulitis.

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Purpose: To evaluate the results of surgical treatment of maculopathy secondary to congenital optic pit anomaly with pars plana vitrectomy (PPV), endolaser to the temporal edge of the optic disc and C3F8 tamponade without internal limiting membrane (ILM) peeling.

Patients And Methods: Thirteen eyes of 12 patients with serous macular detachment and/or macular retinoschisis secondary to congenital optic disc pit (ODP) were included in the study. All eyes underwent PPV, posterior hyaloid removal, endolaser photocoagulation on the temporal margin of the optic disc and 12% C3F8 gas tamponade.

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Gastric necrosis due to acute massive gastric dilatation is relatively rare. Vascular reasons, herniation, volvulus, acute gastric dilatation, anorexia, and bulimia nervosa play a role in the etiology of the disease. Early diagnosis and treatment are highly important as the associated morbidity and mortality rates are high.

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We investigated the effect of sodium ascorbate (SA) on the microtensile bond strengths (MTBSs) of different composites to bovine enamel after vital bleaching with hydrogen peroxide (HP) or carbamide peroxide (CP). Thirty bovine incisors were randomly divided into five groups and treated with no bleaching application (control), 35% HP alone, 35% HP+10% SA for 10 minutes (HP+SA), 16% CP alone, or 16% CP+10% SA for 10 minutes (CP+SA). Specimens were restored with Silorane adhesive and Filtek Silorane composite (designated as S/group) or with Clearfil SE bond and Filtek Supreme XT (designated as F/group).

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Background: The purpose of the study was to investigate the effect of bolus and the combination of bolus and infusion of ephedrine on maternal hypothermia which are used for treating maternal hypotension under spinal anaesthesia.

Patients And Methods: 110 ASA I-II patients who developed maternal hypotension were included into the study. Spinal anaesthesia was performed with 12.

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Objectives: We aimed to compare the effect of remifentanil without muscle relaxant with succinylcholine for intubation in microlaryngoscopy.

Patients And Methods: Eighty patients were randomly divided into two groups: Group R (n=40) and S (n=40) received remifentanil 4 µg/kg intravenously or 1 µg/kg respectively. Anesthesia was induced with 2 mg/kg propofol in both groups.

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Background: Cutaneous leishmaniasis (CL) has a worldwide distribution. Delayed and incorrect diagnosis may cause the significant spread of this disease and consequent increases in morbidity and drug resistance.

Objectives: We aimed to determine dermoscopic features of CL that may help to improve the accuracy of clinical diagnosis of the disease.

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Aim: Acute hemodynamic responses, including transient hypertension and tachycardia, to electroconvulsive therapy (ECT) predispose vulnerable patients to significant cardiovascular complications. Many drugs have been used in an attempt to attenuate these responses. To date, no comparative study of the acute hemodynamic effects of dexmedetomidine and esmolol in ECT has been published.

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The aims of this study were to determine the frequency of preoperative iron deficiency in adult living donor liver transplantation patients and to investigate its relationship with the need for intraoperative transfusion. Between September 1, 2011, and June 1, 2012, 103 patients scheduled for liver transplantation were included in this prospective study. Patients were divided into 2 groups according to baseline iron status: an iron-deficient group and a non deficient (normal iron profile) group.

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Obturator hernia is a rare type of pelvic hernia which generally occurs in elderly patients with accompanying diseases. Because it is difficult to diagnose before surgery, the morbidity and mortality rates for obturator hernia are high. The most common symptom is strangulation combined with mechanical intestinal obstruction.

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Liver transplant (LT) recipients often display iron deficiency preoperatively, which significantly increases the quantity of blood that needs to be transfused intraoperatively, A risk factor for a prolonged intensive care unit (ICU) stay. The aim of this retrospective study was to determine whether there was a clinically significant association between iron deficiency and the length of ICU stay, among 153 patients scheduled for OLT from September 2011 to June 2012. Patients were divided into 2 groups according to their baseline iron status: iron- deficient (ID) and non-ID (normal iron profile) cohorts.

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Aim: Ischemia/reperfusion (IR) injury (IRI) in liver transplant patients may negatively affect graft function. Although β-glucan protects kidneys against IRI, its effect on the liver is unknown. This study sought to investigate β-glucan effects on oxidative damage to the liver after IRI in rats.

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Background: Corrosive esophageal injury causes serious clinical problems. We aimed to create a new experimental esophageal burn model using a single catheter without a surgical procedure.

Materials And Methods: We conducted the study with two groups of 12 male rats that fasted for 12 h before application.

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Objectives: The aim of the study was to investigate the effect of ozone on oxidative/nitrosative stress and bladder injury caused by Escherichia coli in rat bladder.

Methods: Twenty-one Wistar-Albino-type female rats included in the study were divided into three groups of equal number: (1) sham operation (control), (2) E. coli-only (EC), (3) EC + ozone.

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Background: The study aim was to compare the efficacy of dexmedetomidine vs midazolam for sedation during the early postoperative period in adolescents who underwent scoliosis surgery.

Methods: We performed a prospective, randomized trial in an intensive care unit (ICU) in a tertiary care center. In this study, 42 patients (American Society of Anesthesiology physical status I and II) who underwent scoliosis surgery were divided into two groups according to sedation protocols: group dexmedetomidine (DEX) (n = 22) and group midazolam (MDZ) (n = 20).

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Background: Although the need for increased postoperative analgesia in smokers has been described, the effect of secondhand smoke on postoperative analgesia requirements has not been studied. We examined the effects of secondhand smoke on fentanyl consumption and postoperative pain.

Methods: In this study, 101 patients (American Society of Anesthesiology physical status I and II) who underwent abdominal hysterectomy were divided into 3 groups according to history of exposure to cigarette smoke as per medical records which was retrospectively confirmed by measurement of serum cotinine: smokers (n = 28), nonsmokers (n = 31), and secondhand smokers (n = 32).

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Unlabelled: Emissions of malodors are considered to be the greatest threat to the compost industry. In work presented here, several simple odor mitigation alternatives were investigated for their effectiveness in preventing the release of common odorants, such as terpenes, ammonia, and reduced sulfur compounds. The mitigation methods studied included the use of a blanket of finished compost, compost amendment mixed within the feedstock, odor neutralizing agents (ONAs), and oxygen release compounds (ORCs).

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Behçet's disease (BD) is a chronic immune-mediated systemic disease, characterized by oral and genital lesions and ocular inflammation. Several cytokine genes may play crucial roles in host susceptibility to BD, because the cytokine production capacity varies among individuals and depends on the cytokine gene polymorphisms. The association of the interleukin (IL)-2 gene polymorphisms with the susceptibility to BD was investigated in this study.

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Background: Ischemia-reperfusion (IR) injury of the liver may cause various types of damage to hepatic tissues. It can affect the prognosis of patients and the success of an operation. Dexmedetomidine is a selective α2 receptor agonist.

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Aim: Cisplatin chemotherapy is associated with neurotoxicity, and oxidative stress might play an important role in the pathogenesis. Mirtazapine may be a preventative agent via its less-known antioxidant properties. The aim of this study was to examine the potential chemoprotective effects of mirtazapine against cisplatin-induced oxidative stress and DNA damage.

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Objective: The purpose of this study was to evaluate the gingival crevicular fluid (GCF) levels of tissue type plasminogen activator (t-PA) and plasminogen activator inhibitor 2 (PAI-2) in aggressive periodontitis (AgP), chronic periodontitis (CP) and periodontally healthy control subjects, before (BT) and after (AT) the non-surgical periodontal treatment.

Design: Systemically healthy 12 CP and 13 AgP patients and 20 control subjects were included in this study. Plaque index, gingival index, probing depth and clinical attachment levels were recorded and GCF samples were collected BT and AT.

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