Publications by authors named "Yalcin Basaran"

Objectives: Gestational diabetes mellitus (GDM) leads to changes in the lipid metabolism. In this study, we aimed to compare serum levels of LDL subfractions, betatrophin, and glycosylphosphatidylinositol-anchored high-density lipoprotein binding protein 1 (GPIHBP1) between patients with GDM and healthy pregnant women.

Design And Methods: We designed a prospective case-control study with 41 pregnant women.

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Background And Objective: Patients with Klinefelter Syndrome (KS) have increased cardiometabolic risk however the pathogenesis is not clear. We investigated the presence of endothelial dysfunction, insulin resistance and inflammation in an unconfounded population of KS.

Methods: A total of 32 patients with KS (mean age 21.

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Introduction: Patients with hypogonadism are at increased risk of cardiac and metabolic diseases and osteoporosis. Vitamin D and Fibroblast growth factor-23 (FGF-23) play role in the regulation of bone mineral metabolism and endothelial functions. Low vitamin D levels are reported in hypogonadism, while there is no data about the effect of testosterone replacement therapy (TRT).

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Background: Cardiometabolic risk is high in patients with hypogonadism. Visceral adiposity index (VAI) and triglyceride/high-density lipoprotein cholesterol (TG/HDL-C) ratio are the practical markers of atherosclerosis and insulin resistance and independent predictors of cardiaovascular risk. To date, no study has evaluated VAI levels and TG/HDL-C ratio in hypogonadism.

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Intensive insulin treatment is bothersome in obese patients with type 2 diabetes mellitus. High insulin dosages further increase weight gain and the risk of hypoglycemia. Glucagon like peptide-1 receptor agonists decrease the insulin need, cause weight loss and reduce the risk of hypoglycemia.

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Patients with hypogonadism have poor cardiovascular and metabolic outcomes, and the effect of testosterone replacement therapy (TRT) is not clear. We investigated the presence of inflammation, insulin resistance and endothelial dysfunction in an unconfounded population of congenital hypogonadotrophic hypogonadism (CHH) and the effect of TRT on these subjects. A total of 60 patients with CHH (mean age 21.

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Purpose: Idiopathic hypogonadotropic hypogonadism (IHH) is an endocrine disorder defined with the presence of typical clinical signs and symptoms plus laboratory confirmation of serum testosterone (T) levels lower than 300 ng/dl. Androgen replacement therapy (ART) is the first-step treatment of male IHH. To date, no clinical trial, which investigates the changes on corneal structure and tear function, of systemic ART in men have been published.

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Introduction: The purpose of this study was to determine the prevalence of KAL1, GNRH1, GNRHR, PROK2, and PROKR2 copy numbervariations in patients with idiopathic hypogonadotropic hypogonadism (IHH).

Material And Methods: 86 hypogonadal males (76 diagnosed with normosmic idiopathic hypogonadotropic hypogonadism [nIHH] andten with Kallmann syndrome [KS]) and 95 healthy control individuals were studied for the presence of aforementioned genomic rearrangements,using multiplex ligation dependent probe amplification (MLPA).

Results: We detected that of the 86 patients, three with KS had a deletion of the KAL1 gene in exon 9, one of whom also carried a duplicationin exon 11; and three with nIHH had a duplication of the PROK2 gene in exon 3; a deletion of the GNRHR gene in exon 1; anda duplication of the same gene in exon 2, respectively.

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Hypogonadotropic hypogonadism is defined as the failure in production of gonadal hormones, thus resulting in lower amounts of testosterone. Depression, anxiety and decreased quality of life are the most common psychopathological conditions in young hypogonadal men. The aim of the present study was to assess the still debated relationship with testosterone levels and psychological symptoms in young male patients with congenital hypogonadotropic hypogonadism (CHH).

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Objectives: Polycystic ovary syndrome (PCOS) is characterized by insulin resistance. Chronic low-grade inflammation has been anticipated to play role in the pathogenesis of both insulin resistance and atherosclerosis. Pentraxin 3 (PTX3) is an inflammatory mediator synthesized in a variety of cells and tissues including heart, vascular endothelial cells, macrophages and adipocytes.

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Introduction: It has recently been shown that ghrelin affects energy balance and reproductive function, but the role of ghrelin in the pathogenesis of insulin resistance is unclear. Firstly to assess the interaction between insulin resistance and ghrelin levels in hypogonadal men, and then to show the effects of testosterone (T) therapy on insulin and ghrelin.

Material And Methods: Twenty-four male patients newly diagnosed with idiopathic hypogonadotropic hypogonadism (IHH) and 20 healthy male subjects were enrolled in this study.

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Introduction: Celiac disease can be severe and associated with progressive malabsorption and death. A subset of patients may develop subepithelial collagen deposition, a condition referred to as collagenous sprue.

Case Presentation: We report a case of a 46-year-old female who was previously diagnosed as having seronegative arthritis and inflammatory bowel disease, and three years later after the initial diagnosis she was histologically confirmed to have celiac disease in association with collagenous sprue, another underlying malabsorptive disorder.

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Introduction: Three histological variants (hyaline vascular, plasma cell, and mixed) and two clinical types (localized and multicentric) of Castleman's disease have been described. The risk of progression to lymphoma is higher in multicentric Castleman's disease and is associated with poorer outcomes and higher mortality rate. Multicentric Castleman's disease often requires systemic therapy.

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A case with early presentation of acute lymphocytic leukemia with bilaterally enlarged kidneys and liver is presented. Both hepatic and renal infiltration with leukemic cells is a rare manifestation of acute lymphocytic leukemia.

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Objective: The objective of this retrospective study was to report the clinicopathological data and the treatment outcomes in patients with primary gastrointestinal non-Hodgkin's lymphoma.

Patients And Methods: We carried out a retrospective analysis of 41 patients (22 females, 18 males, median age 58 and range 18-90 years) who presented to our department with histopathological diagnosis of primary gastrointestinal non-Hodgkin's lymphoma between 1995 and 2004.

Results: The stomach was the most common extranodal site and was seen in 25 of 41 (61%) patients.

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Introduction: Melanoma is responsible for 1% to 2% of all cancer deaths around the world. Nodular melanoma often carries a poor prognosis because of no prodromal radial growth phase, early distant metastasis and significant tumor volume.

Case Presentation: We present a case of progressive melanoma.

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Objective: The aim of this study was to investigate the relationship between NO (nitric oxide) and beta-thalassemia minor.

Methods: A total of 60 patients with beta-thalassemia minor (30 M, 30 F) were included in the study. The control group consisted of 60 healthy subjects (30 M, 30 F).

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