Publications by authors named "Murat Kavas"

Introduction: Considerable overlaps exist between asthma phenotypes and the clinical significance of these overlaps remains undetermined. The objective of this study is to analyze the characteristics of asthma overlap phenotypes using data from the Turkish Adult Asthma Registry (TAAR).

Methods: This cross-sectional registry study included 2053 adult patients (74.

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Background: The criteria for COPD exacerbation were redefined in the GOLD 2023 report. This study aimed to evaluate and compare the severity of exacerbations in patients hospitalized with COPD exacerbations [ECOPD] based on the new severity classification defined in the GOLD 2023 report.

Research Design And Methods: A prospective, cross-sectional, and observational study included a total of 513 ECOPD patients from nine university hospitals.

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Objective: The obese-asthma phenotype has gradually increased in the last few years. We aimed to assess the differences between obese and non-obese patients with asthma.

Methods: This research is a subanalysis of the Turkish Adult Asthma Registry (TAAR).

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Background: Asthma is one of the most common causes of chronic respiratory disease, and countries with low socioeconomic status have both a high prevalence of asthma and asthma-related death.

Objective: In this study, we aimed to determine socioeconomic levels of asthmatic patients according to a national database and investigate the effects of social markers on disease control in our region.

Methods: This is an analysis of data from 2053 adult asthma patients from a multicentre chart study in Turkey.

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Montelukast, a leukotriene receptor antagonist (LTRA) approved for the treatment of asthma and allergic rhinitis, is widely used, though real-world data on its application in asthma management remain limited. This registry-based study evaluated the use of montelukast in adult asthma patients, examining demographic and disease characteristics, asthma control status, asthma phenotypes, presence of atopy, and treatment regimens. Among 2053 patients analyzed, 61.

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Current guidelines recommend adding long-acting muscarinic antagonists (LAMAs) in patients with uncontrolled asthma, despite the use of moderate to high doses of inhaled steroid-long-acting beta agonists (ICS/LABA). This study aims to analyze the factors related to the prescription of add-on LAMA in clinical practice for asthma patients, shedding light on physicians' preferences. This study included adult asthma patients on add-on LAMA and ICS/LABA monitored for at least one year in a national registry comprising 2053 asthmatics.

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Article Synopsis
  • * Data was collected from the Turkish Adult Asthma Registry, revealing that 227 out of 2053 patients were older adults, with a majority being women who generally had lower education and income levels, along with higher rates of obesity and comorbid conditions.
  • * The findings indicated that being female, having gastroesophageal reflux disease, and lower lung function are linked to poorly controlled asthma, emphasizing that older women with asthma face more health and socioeconomic challenges.
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Objectives: This study aims to investigate the relationship between the interferon-gamma receptor 1 (IFNGR1) polymorphism and susceptibility to lung sarcoidosis.

Patients And Methods: The study included a total of 55 patients (13 males, 42 females; mean age: 46.5±9.

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Introduction: National data on asthma characteristics and the factors associated with uncontrolled asthma seem to be necessary for every country. For this purpose, we developed the Turkish Adult Asthma Registry for patients with asthma aiming to take a snapshot of our patients, thereby assigning the unmet needs and niche areas of intervention.

Methods: Case entries were performed between March 2018 and March 2022.

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Objective And Aim:  Sarcoidosis, a multisystemic granulomatous disease, generally results in a lower quality of life (QoL) because of its unexpected course and diverse clinical symptoms. The Sarcoidosis Health Questionnaire (SHQ) evaluates the QoL for people with sarcoidosis in terms of their health. This study set out to validate the SHQ in a group of Turkish sarcoidosis patients.

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Background: Although chemotherapy-induced cardiotoxicity is an emerging problem, limited information is available on the effects of chemotherapy on left ventricular (LV) mechanical functions in patients with non-small cell lung cancer (NSCLC).

Objective: We aimed to explore chemotherapy-induced alterations in cardiac mechanical functions in patients with NSCLC using speckle tracking echocardiography (STE).

Methods: Seventy-one patients with NSCLC and 34 age and sex matched control subjects were consecutively included.

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Objective: Epidermal growth factor receptor mutations (EGFRm) and rearrangement of the anaplastic lymphoma kinase gene (ALKr) can be targeted for precision therapy in lung adenocarcinoma (LADC). As molecular profiling is not available for all, patient stratification can be achieved using non-invasive and economic tools, such as positron emission tomography/computed tomography (PET/CT). We aimed to evaluate the relationships between fluorine-18-fluorodeoxyglucose (F-FDG) PET/CT maximum standardized uptake value (SUVmax) of primary tumors (pSUVmax) and lymph nodes (nSUVmax) and the EGFRm and ALKr status in a large series of Turkish LADC patients.

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Objective: To evaluate the utility of neutrophil-lymphocyte ratio (NLR) determined at initial diagnosis in predicting advanced disease stage and discriminating between active and stable disease in sarcoidosis.

Methods: A total of 465 patients with biopsy-proven sarcoidosis (age: 47 years, 70.5% females) were included in this retrospective cross-sectional study.

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Introduction: Sarcoidosis is a chronic granulomatous multisystem inflammatory disease. An association between sarcoidosis and subclinical atherosclerosis has recently been demonstrated. However, there are limited publications on metabolic syndrome (MetS) and its metabolic changes in sarcoidosis.

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Article Synopsis
  • Direct oral anticoagulants (DOACs) are increasingly used as an alternative to warfarin for treating acute pulmonary thromboembolism due to fewer drug interactions and no need for frequent INR monitoring.
  • A cross-sectional study analyzed data from 836 patients, finding that 38.5% used DOACs, primarily rivaroxaban, due to challenges in maintaining effective INR levels with warfarin.
  • The findings suggest that DOACs are gaining popularity for real-life treatment, highlighting the significance of updated clinical data in guiding their use.
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Introduction: The search for biomarkers that could help in predicting disease prognosis in the Coronavirus Disease-2019 (COVID-19) outbreak is still high on the agenda.

Objective: To find out the efficacy of D-dimer and mean platelet volume (MPV) combination as a prognostic marker in hospitalized COVID-19 patients with bilateral infiltration.

Materials And Methods: Study design: Retrospective observational cohort.

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Background: Granulomatous inflammation is found in a wide range of diseases, and most commonly associated with sarcoidosis and tuberculosis. Granulomas are pathologically classified into two main groups; necrotic and non-necrotic.

Objectives: The aim of this study was to evaluate the radiological, laboratory, and pathological findings of a large patient population with granuloma in biopsy samples, to determine the final diagnostic distribution.

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Objective: The study aimed to investigate the use of Neutrophil/lymphocyte ratio, C-reactive protein/albumin ratio, controlling nutritional status, and prognostic nutritional index immune, inflammatory, and malnutrition markers Metabolic syndrome+ in sarcoidosis patients, as an early-stage marker.

Method: This is a single-center and cross-sectional study that determines the association of Metabolic syndrome in patients with sarcoidosis. Patients were evaluated based on the National Cholesterol Education Program's Adult Treatment Panel III criteria.

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Surgical procedure is still used as the first choice in the treatment of pulmonary hydatid cysts. Video-assisted thoracoscopic surgery has started to be performed as a minimally invasive surgical option in recent years for lung hydatid cyst; however, few cases have been reported in the literature, especially in children. Thoracoscopic surgery experience is limited in pulmonary hydatid cyst for both adults and children.

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Insulin-like growth factor binding protein-4 (IGFBP-4), a member of the insulin-like growth factor (IGF) family, transports, and regulates the activity of IGFs. The pregnancy-associated plasma protein-A (PAPP-A) has proteolytic activity towards IGFBP-4, and both proteins have been associated with a variety of cancers, including lung cancer. Thus, we aimed to evaluate the use of IGFBP-4 and PAPP-A as potential biomarkers for lung cancer.

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Objective: The aim of this study is to investigate the effect of asbestos exposure on cancer-driver mutations.

Methods: Between January 2014 and September 2018, epidermal growth factor receptor (EGFR), anaplastic lymphoma receptor tyrosine kinase (ALK), and c-ros oncogene 1 receptor tyrosine kinase gene (ROS1) alterations, demographic characteristics, asbestos exposure, and asbestos-related radiological findings of 1904 patients with lung adenocarcinoma were recorded.

Results: The frequencies of EGFR mutations, ALK, and ROS1 rearrangements were 14.

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Sarcoidosis is a multisystemic chronic inflammatory disease that the specific etiology is not known clearly. The aim of this study is, to investigate the presence of subclinical atherosclerosis and endothelial dysfunction by using carotid intima-media thickness and flow-mediated dilatation measurements, measuring the copeptin values, which is a stress marker, and interpreting the association of copeptin values with these two variables in sarcoidosis patients without conventional risk factors for coronary artery disease. Seventy-four patients (50 f, 24 m) with histopathological diagnosis of sarcoidosis and 60 healthy volunteers (35 f, 25 m) with similar sociodemographic characteristics were included in this study.

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Objective: Right ventricular (RV) dysfunction in acute pulmonary embolism (APE) has been associated with increased mortality and morbidity. The aim of the present study was to assess the timing and magnitude of regional RV functions using speckle-tracking echocardiography (STE) and their relationship to early hospital mortality in patients with APE.

Methods: One hundred forty-two patients were prospectively studied at the onset of an acute episode and after a median follow-up period of 30 days.

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Purpose: Right ventricular (RV) dysfunction is a common condition that is related to increased adverse outcomes in patients with acute pulmonary embolism (APE). Our aim was to assess timing and magnitude of regional RV function using speckle tracking echocardiography (STE) and to evaluate their relationship to long-term mortality in patients after APE.

Methods: In total, 147 patients were enrolled at the onset of an APE episode and followed for 12 ± 1.

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Background: Chronic obstructive pulmonary disease (COPD) is one of the leading causes of mortality and morbidity around the world, with comorbidities in COPD being common and having a negative effect on survival. We investigate the effects of comorbidities on long-term survival of COPD patients.

Methods: The study included patients with COPD who were hospitalized with an exacerbation.

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