Gökhan Köker

ORCID: 0000-0003-1745-8002
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About
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Research Areas
  • Liver Disease Diagnosis and Treatment
  • Nutrition and Health in Aging
  • Pancreatitis Pathology and Treatment
  • Cardiovascular Function and Risk Factors
  • Liver Diseases and Immunity
  • Cardiovascular Disease and Adiposity
  • Digestive system and related health
  • Gastrointestinal disorders and treatments
  • Iron Metabolism and Disorders
  • COVID-19 Clinical Research Studies
  • Esophageal and GI Pathology
  • Patient Satisfaction in Healthcare
  • Frailty in Older Adults
  • Hormonal Regulation and Hypertension
  • Plant Micronutrient Interactions and Effects
  • Cardiac electrophysiology and arrhythmias
  • Pathogenesis and Treatment of Hiccups
  • Lipid metabolism and disorders
  • Drug-Induced Ocular Toxicity
  • Potassium and Related Disorders
  • Intraperitoneal and Appendiceal Malignancies
  • Long-Term Effects of COVID-19
  • Birth, Development, and Health
  • Liver Disease and Transplantation
  • Intestinal and Peritoneal Adhesions

Antalya Eğitim ve Araştırma Hastanesi
2017-2025

Sağlık Bilimleri Üniversitesi
2020-2025

University of Health Sciences
2024-2025

University of Health Sciences Antigua
2024-2025

This awareness study aimed to determine the ultrasound (US) examination rates in relation US-confirmed metabolic dysfunction-associated fatty liver disease (MAFLD) diagnosis internal medicine outpatients with type 2 diabetes (T2D) across Türkiye. A total of 6283 T2D patients were included this multicenter retrospective cohort conducted at 17 clinics The presence and indications for US performed within last 3 years recorded along MAFLD rates, laboratory findings on day US, referral rates....

10.5152/tjg.2024.24045 article EN cc-by The Turkish Journal of Gastroenterology 2025-04-08

<title>Abstract</title> <bold>Background</bold> This study aimed to assess the incidence of periampullary diverticulum (PAD) among endoscopic retrograde cholangiopancreatography (ERCP) patients in Southwestern Turkey and investigate association between new PAD classification, post-ERCP hyperamylasemia, pancreatitis (PEP). <bold>Materials Methods</bold> We retrospectively reviewed 1,317 ERCP procedures performed January 1, 2022, December 31, 2023, at Antalya Training Research Hospital. The...

10.21203/rs.3.rs-5712303/v1 preprint EN cc-by Research Square (Research Square) 2025-01-01

This study investigates the factors determining need for ultrafiltration (UF) in patients with cardiorenal syndrome presenting hypervolemia-related symptoms and signs. A total of 88 hospitalized hypervolemia were treated according to current guidelines, UF employed as a rescue therapy when diuretic treatment failed achieve adequate decongestion. Data collected included medical history, laboratory findings, blood pressures, doses, spot urine sodium (measured 6 hours after therapy), response...

10.1097/crd.0000000000000858 article EN Cardiology in Review 2025-01-28

Sarcoidosis, an inflammatory disease characterized by non-caseating granulomas of unknown etiology, typically manifests with pulmonary involvement. However, presentations without manifestations are exceedingly rare. We present 2 cases illustrating unusual sarcoidosis A 60-year-old male presented chronic joint pain and swelling in the left hand. Despite recurrent hospital visits inconclusive evaluations, granulomatous tenosynovitis was confirmed through histopathological examination. Systemic...

10.5152/eurjrheum.2025.23042 article EN cc-by-nc European Journal of Rheumatology 2025-04-03

<title>Abstract</title> <bold>Background:</bold> This study aimed to investigate the relationship between short-term blood pressure variability (BPV) and anticholinergic burden (ACB) in adults with hypertension. <bold>Methods:</bold>This included 238 hypertensive patients aged 50 older who underwent ambulatory monitoring. The medications used by were recorded, ACB of each medication was calculated using Scale. BPV assessed based on 24-hour measurements three methods: standard deviation (SD),...

10.21203/rs.3.rs-6253850/v1 preprint EN Research Square (Research Square) 2025-04-15

This study aimed to assess the prevalence of periampullary diverticulum (PAD) among endoscopic retrograde cholangiopancreatography (ERCP) patients in Southwestern Turkey and investigate association between new PAD classification, post-ERCP hyperamylasemia, pancreatitis (PEP). We retrospectively reviewed 1,317 ERCP procedures performed January 1, 2022, December 31, 2023, at Antalya Training Research Hospital. The type was determined according He-xian Shi classification. Hyperamylasemia...

10.1186/s12876-025-03896-x article EN cc-by-nc-nd BMC Gastroenterology 2025-04-23

To evaluate the impact of concomitant use probiotic BB-12 in metformin-treated patients with type 2 diabetes or prediabetes on glycemic control, metformin-related gastrointestinal side effects, and treatment compliance.A total 156 (mean [standard deviation] age: 50.9 [9.9 years], 74.4% females) newly diagnosed were randomly assigned to receive either metformin alone (n = 84, MET group) plus Bifidobacterium animalis subsp. lactis (BB-12) 72, MET-PRO group). Data body mass index (kg/m2),...

10.5152/tjg.2022.211063 article EN cc-by The Turkish Journal of Gastroenterology 2022-09-12

Malnutrition results in functional changes the liver and pancreas that negatively affect carbohydrate metabolism. The aim of this study was to evaluate whether insulin hormone glycated hemoglobin A1c (HbA1c) could serve as predictors hunger-related malnutrition/undernutrition without disease adults.The Universal Screening Tool (MUST) used assess malnutrition single-center, cross-sectional study. malnourished group (n = 67) comprised patients with a MUST score ≥ 2, control 31) included...

10.7754/clin.lab.2018.180403 article EN Clinical Laboratory 2018-01-01

OBJECTIVE: Linagliptin is a dipeptidyl peptidase-4 (DPP-4) inhibitor that prevents the inactivation of incretin hormones and also stimulates release glucose-dependent insulin. Electrocardiographic abnormalities such as P wave dispersion QT are associated with ventricular tachyarrhythmias atrial fibrillation, respectively. In this study, we seek to determine if introduction linagliptin has any impact on in individuals Type 2 diabetes mellitus (Type DM). MATERIAL AND METHODS: The study...

10.18229/kocatepetip.1195333 article EN mit Kocatepe tıp dergisi. 2024-04-29

Amidst the COVID-19 pandemic, hydroxychloroquine (HCQ) was widely administered despite limited data on its safety and efficacy. This study assesses acute chronic impacts of HCQ electrocardiography (ECG) parameters alongside effects azithromycin levofloxacin coadministration in patients with COVID-19. A comprehensive analysis conducted 109 receiving HCQ, or without Azithromycin and/or Levofloxacin, 51 long-term HCQ-treated Sjogren's syndrome (SS) patients. ECG parameters, including QTc...

10.1097/md.0000000000039039 article EN cc-by-nc Medicine 2024-08-09

<title>Abstract</title> Background Strategies that consider enhancing iron absorption and reducing gastrointestinal burden are important for effective replacement therapy (IRT) in patients with deficiency anemia (IDA) Aim To investigate tolerability, treatment compliance status markers IDA who received oral IRT versus without concomitant Lactobacillus plantarum 299v (<italic>L. 299v</italic>) probiotic supplementation Methods A total of 295 newly diagnosed were randomly assigned to receive...

10.21203/rs.3.rs-4744982/v1 preprint EN Research Square (Research Square) 2024-09-08

BACKGROUND Sarcopenia, characterized by loss of skeletal muscle mass and function, is linked to poor outcomes in cancer patients. In breast cancer, sarcopenia has been associated with reduced treatment tolerance survival. However, its impact on patients locally advanced receiving neoadjuvant chemotherapy understudied. This study aimed assess sarcopenia's 226 women pre- post-chemotherapy. MATERIAL AND METHODS retrospective cohort included stage II-III who received (NAC) between 2015 2021....

10.12659/msm.945240 article EN Medical Science Monitor 2024-10-17

This study aimed to investigate gastrointestinal tolerability, treatment persistence and iron status markers in patients with deficiency anaemia (IDA) who received oral replacement therapy (IRT)

10.1017/s0007114524002757 article EN British Journal Of Nutrition 2024-11-04

<title>Abstract</title> Background Trust is at the core of patient-physician relationship. The in Physician Scale (TPS) was specifically developed to measure such interpersonal trust and has high validity reliability. In this study, we aimed assess reliability Turkish TPS (TPS-TR) among community-dwelling older adults. Methods This prospective study enrolled adults aged 65 years older. TPS-TR other scales questionnaires generalized anxiety disorder-7 scale (GAD-7), patient health...

10.21203/rs.3.rs-5372022/v1 preprint EN cc-by Research Square (Research Square) 2024-11-22

Objective This study was designed to investigate the role of visceral adiposity along with other clinical parameters in predicting poor coronary collateral circulation (CCC) among patients severe obstructive artery disease (CAD). Subjects and methods A total 135 CAD good (n = 70) or 65) CCC were included. Data on angiographically detected CCC, quality criteria for (Rentrop scores) fat index (VFI) obtained via bioelectrical impedance compared between groups. Independent predictors correlation...

10.20945/2359-3997000000218 article EN cc-by Archives of Endocrinology and Metabolism 2020-03-18

Antithrombotic and anti-inflammatory impacts of statins have been studied in viral pneumonia. However, the clinical benefits not fully explored high-risk patients with coronavirus disease 2019 (COVID-19). Therefore, present study assessed effect statin use hospitalized COVID-19 very high cardiovascular risk. Consecutive admitted from June 1 to December 31, 2020, were analysed retrospectively. Propensity score-matched analysis was used for creating a 1:1 matched cohort. without compared...

10.5455/medscience.2022.10.222 article EN cc-by-nc-nd Medicine Science | International Medical Journal 2023-01-01

Giriş ve Amaç: Koroziv madde alımı çoğunlukla pediatrik popülasyonda yanlışlıkla içim sonrası görülse de, erişkin yaş grubunda da hala karşılaşılan bir durumdur. Oluşabilecek hasar içilen maddenin cinsi, miktarı mukoza ile temas süresi doğrudan ilgilidir. Hasarın erken tespit edilmesi tedavinin en önemli basamağıdır endoskopik görüntüleme bu konudaki yöntemdir. Biz çalışmada hastanemize başvurmuş olan koroziv alımlarını retrospektif olarak değerlendirmek istedik. Gereç Yöntem : 01 Ocak 2008...

10.17940/endoskopi.356836 article TR Endoskopi Gastrointestinal 2017-11-21
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