Publications by authors named "Fenkci S"

Objective: Primary hypophysitis might be challenging to diagnose, and there is a lack of evidence regarding optimal treatment strategies due to rarity of the disease. We aim to investigate the clinical features and compare the outcomes of different management strategies of primary hypophysitis in a large group of patients recruited on a nationwide basis.

Design: A retrospective observational study.

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Medullary thyroid cancer (MTC) is a highly aggressive and chemotherapy-resistant cancer originating from the thyroid's parafollicular C cells. Due to its resistance to conventional treatments, alternative therapies such as boric acid have been explored. Boric acid, a boron-based compound, has shown anticarcinogenic effects, positioning it as a potential treatment option for MTC.

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Background And Objective: Arterial stiffness, which is a measure of the elasticity of the arteries, is also a risk factor for the development of cardiovascular diseases and its measurement is important for evaluating the atherosclerosis process. The purpose of this cross-sectional study to investigate whether severe periodontitis in short-term type 2 diabetes may be associated with increased cardio-ankle vascular index (CAVI) values specified for subclinical atherosclerosis risk.

Methods: A total of 136 subjects, including 69 subjects with short-term type 2 diabetes (35 with severe periodontitis and 34 with periodontally healthy) and 67 systemically healthy subjects (32 with severe periodontitis and 35 with periodontally healthy) were enrolled to this study.

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Objectives: The purpose of the study is to investigate body awareness and body image perception of patients with type 2 diabetes mellitus (T2DM) and to explore the association between clinical parameters and body awareness.

Methods: A total of 92 participants with T2DM (38 women and 54 men) aged 36-76 years were recruited. Biochemical measurements, including fasting blood glucose, postprandial blood glucose and hemoglobin A1c (HbA1c), were obtained from the patients' blood sample records.

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Purpose: To investigate the effects of combination treatment with levothyroxine (LT4) and l- triiodothyronine (LT3) on left atrial volume (LAV), diastolic functions, and atrial electro-mechanical delays in LT4-treated women with low triiodothyronine (T3) levels.

Methods: This prospective study consisted of 47 female patients between 18 and 65 years old treated at an Endocrinology and Metabolism outpatient clinic between February and April 2022 due to primary hypothyroidism. The study included patients with persistently low T3 levels in at least three measurements, despite LT4 treatment (1.

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Objectives: Microribonucleic acids (microRNA/miRNA/miR-) are predicted to be useful in the early diagnosis, monitoring, and treatment of diabetic nephropathy (DN). We aimed to investigate the relationship of DN to miR-21-3p, miR-29a-3p, miR-29b-3p, miR-29c-3p, miR-126-3p, miR-129-1-3p, miR-137, miR-192-5p, miR-212-3p, and miR-320c.

Methods: There were 50 healthy controls and 100 patients with type 2 diabetes mellitus (T2DM).

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Objective: TSH-secreting pituitary adenomas (TSH-omas) are very rare disorders. This report describes the diagnosis and treatment of a thyroid-stimulating hormone-secreting ectopic pituitary adenoma in the nasopharyngeal region.

Subjects And Methods: We report a 37-year-old male patient with thyroid-stimulating hormone-secreting ectopic pituitary adenoma in nasopharyngeal region.

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Aim: This study was designed to determine serum calcitonin gene-related peptide (CGRP) levels and define whether serum CGRP concentration is associated with adiponectin and ghrelin in pregnant women with gestational diabetes mellitus (GDM).

Study Design: Thirty-six pregnant women with GDM and 43 normal pregnant women without glucose intolerance were evaluated in this study. The serum concentration of CGRP, adiponectin, and ghrelin were measured in two groups at the last trimester of gestation.

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Introduction: GFR is estimated by using creatinine and cystatin C to determine renal dysfunction. Our aim was to evaluate estimated GFR (eGFR) based on cystatin C in type 2 diabetic patients with diabetic nephropathy (DN).

Methods: Study group included 52 controls (46% male, age: 54.

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Objective: Caspase-1 is implicated in several important inflammatory diseases and controls adipocyte differentiation and insulin sensitivity. Interleukin-10 (IL-10) is an anti-inflammatory cytokine and plays an important role in chronic inflammatory conditions. This study was planned to determine if there is any relationship between Caspase-1 and IL-10 levels in women with PCOS.

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Background/objectives: To investigate effects of microalbuminuria (MA), diabetes duration, glycosylated haemoglobin (HbA1c) level, hypertension (HT) and/or hyperlipidaemia (HL) coexistence on retinal layers in diabetic patients without diabetic retinopathy (DR) using spectral-domain optical coherence tomography (SD-OCT).

Subjects/methods: This cross-sectional study involved 95 (45 had MA and 50 had no MA) patients with type 2 diabetes mellitus (DM) without DR and 91 age- and gender-matched non-diabetic controls. Macular and peripapillary SD-OCT measurements (Heidelberg Engineering GmbH, Heidelberg, Germany), DM duration, HbA1c levels and presence of HT and/or HL were used for statistical analyses.

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Background: The aim of this study was to investigate the effect of microalbuminuria on corneal endothelium in patients with diabetes without retinopathy.

Methods: This cross-sectional study comprised 100 patients with type 2 diabetes mellitus (DM) without diabetic retinopathy and 92 control subjects without diabetes. Forty-five patients had microalbuminuria and 55 subjects were microalbuminuria negative.

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Introduction: This study aimed to investigate the relationship between levels of depression and anxiety symptoms and quality of life, self-esteem in obesity.

Methods: Fifty-two subjects whose Body Mass Index (BMI) is 30 kg/m and over and 43 control whose BMI is normal were recruited for this study. The socio demographic data form, Hamilton Depression Rating Scale (HAM-D17), Hamilton Anxiety Rating Scale (HAM-A), Quality of Life Scale Short Form (WHOQOL-Brief-TR), Coopersmith Self Esteem Scale (CSES), The Eating Attitudes (EAT), were applied to the participants.

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This study was designed to determine serum human leukocyte antigen-G (HLA-G) levels and establish whether serum HLA-G level is related with insulin resistance, oxidative stress, dyslipidemia and ovarian hyperandrogenism in women with polycystic ovary syndrome (PCOS). Twenty-five patients with PCOS and 23 healthy control women were evaluated in this study. Serum HLA-G, lipid fractions, glucose, insulin, malondialdehyde (MDA), glutathione (GSH), white blood cell (WBC), sex hormone-binding globulin (SHBG) and other hormone (gonadotropins and androgens) levels were measured.

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Purpose: We aimed to assess the correlation between renal apparent diffusion coefficient (ADC) values measured by diffusion-weighted imaging (DWI) and the clinical stages of diabetic nephropathy.

Materials And Methods: DWI (b value, 0 and 600 s/mm2) was performed in 78 patients with clinically confirmed diabetic nephropathy (study group) and 22 volunteers without diabetes mellitus or any renal disease (control group). The mean ADCs were calculated from multiple region-of-interest circles positioned in the renal cortex.

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This study was designed to determine serum Fetuin-A levels and establish whether serum Fetuin-A level is related with insulin resistance, oxidative stress, ovarian hyperandrogenism and dyslipidemia in women with polycystic ovary syndrome (PCOS). Twenty-two patients with PCOS and twenty-one healthy control women were evaluated in this controlled clinical study. Serum Fetuin-A, lipid fractions, glucose, insulin, malondialdehyde (MDA), myeloperoxidase (MPO), glutathione (GSH), superoxide dismutase (SOD) and other hormone (gonadotropins, androgens) levels were measured.

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Introduction: Cardiovascular system is rich in thyroid hormone receptors and is one of the major sites of action for thyroid hormones. However, the effect of subclinical hypothyroidism (SCH) on atherosclerosis has not been cleared yet.

Materials And Methods: SCH is defined as high thyroid-stimulating hormone (TSH) levels in the presence of normal serum T4 and T3 levels.

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Aims: Raising awareness of diabetic retinopathy (DR) was shown to be a key element for early diagnosis and treatment of this blinding disease. There is very limited data about the knowledge level, attitude, and behavior of diabetic patients regarding DR in Turkey. This study was planned to assess the awareness of DR and the utilization of eye care services among Turkish diabetic patients.

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Purpose: Calcitonin gene-related peptide (CGRP) is an amino acid neuropeptide with widespread expression. It has potent effects on lipid and energy metabolism. It induces insulin resistance.

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Background: Carnitine plays essential roles in energy production, oxidative stress and glucose metabolism. This study was planned to determine serum total L-carnitine levels in non-obese women with polycystic ovary syndrome (PCOS).

Methods: There were 27 non-obese women with PCOS and 30 healthy, age- and body mass index (BMI) matched controls were evaluated in this controlled clinical study.

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Objective: To determine paraoxonase (PON1) levels and whether paraoxonase activity is associated with an increased propensity for the development of cardiovascular disease in women with polycystic ovary syndrome (PCOS).

Study Design: Thirty-one subjects with PCOS and 33 healthy controls were evaluated in this controlled clinical study. Lipid subfractions, fasting glucose, insulin and other hormone (gonadotropin, androgen) and PON1 levels were measured.

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Objective: Identification of specific origin of lipid accumulation in the liver of patients with non-alcoholic fatty liver disease (NAFLD) is the most important step in preventing this condition. Because liver steatosis, in the obese patients without any systemic disease, can be graded easily by ultrasonography (US), we aimed to demonstrate the degree of liver steatosis and abdominal fat distribution by US, furthermore evaluate biochemical, anthropometrical measurements, and define the possible relationship between these parameters in obese women with different grades of liver steatosis.

Methods: In this controlled clinical study, according to US evaluation of liver steatosis, the patients were divided into four groups: control (no steatosis), mild, moderate and severe steatosis groups.

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Most current statistical strategies for determining risk factors for hypertension (HT) among certain populations have proved inconclusive. In this study, the classification tree method, which is more practical and easy to understand than other statistical methods, was used to determine the risk for HT among outpatients in a clinic in Denizli province, western Turkey, between January 2002 and July 2004. The effects of 14 risk factors (body mass index, waist-to-hip ratio, age, serum total cholesterol, serum triglycerides, sex, HT in first-degree relatives, diabetes mellitus, smoking, stress factors, alcohol consumption, dyslipidemia in first-degree relatives, dyslipidemia [previously diagnosed], and saturated fat consumption) on HT were evaluated in this population.

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Background: The objective of this study was to measure associations of circulating interleukin-6 (IL-6) and tumor necrosis factor alpha (TNF-alpha) levels with anthropometric and abdominal fat distribution in overweight or obese postmenopausal women.

Methods: One hundred eight overweight or obese postmenopausal were evaluated. Demographic and anthropometric measurements were done.

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This longitudinal, controlled clinical study was conducted to compare the effects of resistance exercise (RE) and aerobic exercise (AE) on body mass index (BMI), weight, fat mass (FM), serum lipid profile, and insulin resistance in obese women who cannot adhere to energy-restricted diets. A total of 60 obese women with severe eating disorders were evaluated. Patients were randomly divided into 3 groups: control group with no exercise (n=20), group 1 with AE (n=20), and group 2 with RE (n=20).

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