Publications by authors named "Fusun Balos Toruner"

Purpose: It can be challenging to localize the lesions in certain cases of primary hyperparathyroidism. Recently, it has been proposed that assessing the localization of parathyroid lesions with dynamic images enhances the diagnostic power of standard MRI (magnetic resonance imaging) due to the hypervascular structure of these lesions. In this study, we aimed to evaluate the success of four-dimensional dynamic perfusion MRI (4D MRI) in localizing parathyroid lesions.

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Background: Fatty pancreas disease (FPD) is characterized by abnormal fat accumulation in pancreatic tissue and is often associated with obesity, metabolic syndrome, and type 2 diabetes mellitus (T2DM). While its pathophysiology and impact on pancreatic functions have been explored, the interplay between FPD, glycemic control, and exocrine dysfunction in T2DM remains inadequately defined. This study aimed to evaluate the presence of FPD, the factors affecting it, and its relationship with endocrine and exocrine pancreatic functions in newly diagnosed T2DM.

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Aim: Co-existing primary aldosteronism (PA) and autonomous cortisol secretion (ACS) has been recently recognized as a distinct entity. This study aimed to assess the incidence of ACS in patients with PA, and its impact on clinical and laboratory parameters.

Methods: Ninety-two patients diagnosed with PA were included.

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Purpose: Adults with type 1 diabetes (T1D) are reported to be at higher risk for clinical eating disorders (ED) and other disordered eating behaviors (DEB) than their peers without diabetes. On the other hand, there is insufficient data on DEB in adults with type 2 diabetes (T2D). Our study aimed to investigate the prevalence of DEB in patients with T1D and T2D on intensive insulin therapy followed in our outpatient clinic.

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Backgruound: This study investigated the risk of frailty in older adults with differentiated thyroid cancer (DTC) and the effect of thyroid- stimulating hormone (TSH) levels on frailty.

Methods: This single-center, cross-sectional study included 70 DTC patients aged ≥60 years with stable TSH levels during the previous year while receiving levothyroxine. Frailty was assessed using the fried frailty phenotype (FFP).

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Immune checkpoint inhibitors (ICIs) can trigger immune-related adverse events (irAEs). The appearance pattern of irAEs, who is prone to them, and their mechanisms are still uncertain. In this study, we aimed to monitor patients initiated on ICIs for endocrinological aspects and to investigate the potential predictive markers in the development of endocrine-irAEs.

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Objective: Endogenous cortisol excess is known to affect body fat distribution. Ectopic fat is the accumulation of triglycerides in non-adipose tissue regions that normally contain little fat. The aim of study was to investigate the amount of ectopic fat in aortic perivascular and renal sinus fat of patients with endogenous cortisol excess and its relationship with their comorbitidies and laboratory findings.

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Objective: To investigate the clinical, laboratory findings and signal intensity index (SII) on magnetic resonance imaging (MRI) of patients with bilateral and unilateral macronodular mild autonomous cortisol secretion (MACS).

Patients And Measurements: Clinical and laboratory findings of 81 patients with MACS were examined from retrospective records. SII of adenomas and internodular areas were evaluated by MRI.

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Context: The impact of abnormal cortisol secretion on cognitive functions in patients with mild autonomous cortisol secretion (MACS) remains uncertain.

Objective: To assess cognitive functions, determine serum brain-derived neurotrophic factor (BDNF) concentration in patients with MACS, and investigate the association between cognitive subdomains and BDNF.

Methods: We prospectively recruited 84 participants-28 patients with MACS, 28 patients with nonfunctional adrenal adenoma (NFAA), and 28 control subjects matched for age, gender, body mass index (BMI), visceral adiposity, and educational level.

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Although PSMA-targeted PET imaging is predominantly used for prostate carcinoma (PC), it has also been reported for thyroid carcinoma (TC). A 77-year-old man had a liver metastasectomy for poorly differentiated TC, which had elevated 18 F-FDG uptake. Two years later, he was diagnosed with acinar-type modified Gleason score of 7 (3 + 4) PC.

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Purpose: Studies on intestinal microbiota in acromegaly are scant. This study aimed to characterize the gut microbiome in patients with acromegaly.

Method: Stool samples were collected from 11 patients newly diagnosed with acromegaly and 12 healthy controls matched for body mass index (BMI) and age after three days on a standard diet.

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Parathyroid hormone (PTH) interacts with components of the gut microbiota to exert its bone-regulating effects. This study aimed to investigate the gut microbial composition in patients with primary hyperparathyroidism (PHPT). Nine patients with PHPT and nine age-sex and body mass index-matched healthy controls were included.

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Accurate measurement of adrenocorticotropic hormone (ACTH) is crucial in the evaluation of pituitary and adrenal disorders. Although great progress has been achieved in ACTH measurement with immunometric assays, interference may occur and adversely affect the clinical management. The report contributes to compiling the evidence on the clinical challenges with the management of the interferences in the ACTH measurement by presenting three cases: two with clinically overt hypercortisolism and discrepant ACTH concentrations within the reference interval; the third case describes the falsely elevated ACTH in a patient with secondary adrenal insufficiency.

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Background: The Chat Generative Pre-trained Transformer (ChatGPT) allows students, researchers, and patients in the medical field to access information easily and has gained attention nowadays. We aimed to evaluate the credibility of ChatGPT according to the guidelines for the assessment of obesity in type 2 diabetes (T2D), which is one of the major concerns of this century.

Materials And Method: In this cross-sectional non-human subject study, experienced endocrinologists posed 20 questions to ChatGPT in subsections, which were assessments and different treatment options for obesity according to the American Diabetes Association and American Association of Clinical Endocrinology guidelines.

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Purpose: The effects of acromegaly on soft tissues, bones and joints are well-documented, but information on its effects on muscle mass and quality remains limited. The primary goal of this study is to assess the sonoelastographic features of forearm muscles in patients with acromegaly.

Method: Forty-five patients with acromegaly and 45 healthy controls similar in terms of gender, age, and body mass index (BMI) were included in a single-center, multidisciplinary, cross-sectional study.

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The study aimed to examine leukocyte telomere length (LTL) and serum neuregulin-4 levels and their relationship with disease activity, co-morbidities and body fat distribution in female acromegaly patients. Forty female patients with acromegaly and thirty-nine age and body mass index (BMI) similar healthy female volunteers were included in the study. Patients were classified into two groups: active acromegaly (AA) and controlled acromegaly (CA).

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Purpose: Sleep disturbances are widespread and associated with pituitary diseases, even those under long-term therapeutic management. The aim of this study was to investigate sleep quality in patients with non-functioning pituitary adenoma (NFPA) and determine the factors that might influence sleep quality, including the detailed features of replacement therapy.

Methods: Eighty-two patients with NFPA and 82 age- and gender-matched control subjects were included.

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Context: Thyroid cancer is the most common endocrine cancer, the lifelong risk for which is approximately 1%. Despite favorable prognosis and well-tolerated treatment modalities, numerous studies have shown that thyroid cancer survivors have impaired health-related quality of life (HRQoL). Patients are also more frequently affected by depression and anxiety.

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Objective: The aim of the study is to compare the quality of life, physical activity, anxiety, depression, fear of hypoglycemia, loneliness perception in patients with type 1 diabetes mellitus and controls.

Subjects And Methods: Forty-four patients and 63 controls were included in this cross-sectional study. Quality of life (Short Form 36-SF-36), physical activity level (International Physical Activity Questionnaire-short form), anxiety and depression (Hospital Anxiety and Depression Scale), fear of hypoglycemia (Hypoglycemia Fear Survey), loneliness perception (UCLA Loneliness Scale) were evaluated.

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Objective: Individuals infected with hepatitis B virus (HBV) are at increased risk of reactivation when they receive immunosuppressive therapies. Although exogenous corticosteroid use as immunosuppressive therapy is elaborated in current guidelines on HBV reactivation, Cushing's syndrome (CS) with endogenous hypercortisolemia is not addressed. We aimed to investigate the prevalence of HBV infection and discuss the necessity of antiviral prophylaxis in patients with CS as in other immunosuppressed patients.

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Objective: To determine lipohypertrophy (LH) in patients with type 1 diabetes mellitus (T1DM) on multiple daily insulin injections (MDII) or continuous subcutaneous insulin infusion (CSII) and to reveal the factors associated with the development and severity of LH.

Methods: Sixty-six patients with T1DM treated with MDII (n = 35, 53%) or CSII (n = 31, 47%) for at least 1 year were included. LH localizations were detected with palpation and ultrasonography (USG).

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Purpose: To evaluate the changes in demographics, clinical findings, and treatment modalities in Graves' orbitopathy (GO) patients at a tertiary referral center in Turkey over the last two decades.

Methods: The clinical data of 752 GO patients were evaluated retrospectively. Patients were divided into 2 groups according to the first ophthalmic examination date; Group 1(n:344) between January 1998 and December 2007 and Group 2(n:408) between January 2008 and December 2017.

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Purpose: We aimed to evaluate the effectiveness of speckle tracking carotid strain (STCS) technique, which enables measurement of arterial stiffness and strain parameters, in the detection of early atherosclerotic findings in type 1 diabetes mellitus (T1DM).

Methods: We prospectively enrolled 30 T1DM patients and 30 age- and sex-matched control participants with no history of cardiovascular disease. All study population underwent carotid ultrasonography.

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Purpose: Although it is well known that acromegaly causes enlargement in the extremities, studies investigating the effects of acromegaly on tendons, muscles and soft tissue are limited. The aims of our study were to investigate tendons, the presence of enthesitis, soft tissue, muscle groups in terms of thickness and pennation angle (PA) which is an indicator of microstructure and strength of the muscle, of the lower extremities.

Methods: Thirty-nine patients with acromegaly and thirty-nine healthy control subjects similar for age, sex and body mass index were enrolled.

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