1,171 results match your criteria: ""Sotiria" General Hospital[Affiliation]"

Cancer therapy-related cardiac dysfunction (CTRCD) has emerged as a significant concern with the rise of effective cancer treatments like anthracyclines and targeted therapies such as trastuzumab. While these therapies have improved cancer survival rates, their unintended cardiovascular side effects can lead to heart failure, cardiomyopathy, and arrhythmias. The pathophysiology of CTRCD involves oxidative stress, mitochondrial dysfunction, and calcium dysregulation, resulting in irreversible damage to cardiomyocytes.

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Promoter Methylation as a Biomarker for Metastatic Risk in a Cohort of Non-Small Cell Lung Cancer Patients.

Biomolecules

November 2024

Analysis of Circulating Tumor Cells, Laboratory of Analytical Chemistry, Department of Chemistry, University of Athens, 15771 Athens, Greece.

Liquid biopsy enables real-time monitoring of tumor development and response to therapy through the analysis of CTCs and ctDNA. NALCN is a sodium leak channel that is frequently involved in tumor evolution and immunity and acts as a tumor suppressor. Deletion of NALCN has been shown to increase cancer metastasis and the number of CTCs in peripheral blood.

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: DNA damage response (DDR) is a network of molecular pathways associated with the pathogenesis and progression of several diseases, as well as the outcome of chemotherapy. Moreover, the intracellular redox status is essential for maintaining cell viability and controlling cellular signaling. Herein, we analyzed DDR signals and redox status in peripheral blood mononuclear cells (PBMCs) from patients with lung cancer with different response rates to platinum-based chemotherapy.

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Background/aim: Significant transcription factors - including c-Fos (gene locus: 14q24.3) and c-Jun (gene locus: 1p32-p31) - regulate cell homeostasis preventing abnormal signal transduction to nucleus. Their over-activation seems to be associated with an aggressive phenotype in non-small cell lung carcinomas (NSCLCs).

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Oxidative Stress Biomarkers in Hypertension.

Curr Med Chem

January 2025

3rd Department of Cardiology, General Hospital of Thoracic Diseases 'Sotiria', National and Kapodistrian University of Athens, School of Medicine, Athens, Greece.

Arterial hypertension is a silent and progressive disease with deleterious vascular implications on all target organs, including the heart, the brain, the kidneys, and the eyes. Oxidative stress, defined as the overproduction of Reactive Oxygen Species (ROS) over antioxidants, is capable of deteriorating not only the normal endothelial but also the cellular function with further cardiovascular implications. Xanthine oxidase activity, NADPH oxidase overexpression, and ROS production lead to hypertension and high arterial tone, culminating in end-organ damage.

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Effects of Sympathetic Denervation in Metabolism Regulation: A Novel Approach for the Treatment of MASLD?

Cardiol Rev

January 2025

From the First Department of Cardiology, School of Medicine, National and Kapodistrian University of Athens, Hippokration General Hospital, Athens, Greece.

Although metabolic dysfunction-associated steatotic liver disease (MASLD), previously termed nonalcoholic fatty liver disease, has become the most common chronic liver disorder, its complex pathophysiology has not been fully elucidated up to date. A correlation between elevated sympathetic activation and MASLD has been highlighted in recent preclinical and clinical studies. Furthermore, increased sympathetic activity has been associated with the main mechanisms involved in MASLD, such as lipid accumulation in the liver, insulin resistance, and metabolic dysregulation, while it has been also correlated with the progression of MASLD, leading to liver fibrosis.

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Remission of asthma can occur as part of the natural history of the disease; however, the use of biologics can result in disease remission in some patients. In this post hoc analysis of the RELIght study, we aimed to evaluate clinical remission in real life among patients treated with mepolizumab, to detect possible differences between "remitters" and "nonremitters," and to evaluate possible predictors of remission. Clinical remission was defined as the absence of asthma exacerbations, discontinuation of oral corticosteroids (OCS), achievement of asthma control (Asthma Control Test [ACT] ≥ 20), and stable or improved lung function.

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The intention of this study was to profile the cohort from the Greek Registry for the prevalence of Familial Hypercholesterolemia (GRegistry-FH) by estimating the prevalence of coronary artery disease (CAD), myocardial infarction (MI), stroke, dyslipidemia, arterial hypertension, diabetes mellitus (DM), pre-DM, smoking, abnormal thyroid function (ATF), and lipid values. The GRegistry-FH is a prospective study involving door-to-door interviews conducted by trained interviewers. Overall, 7704 individuals aged ≥18 years, randomly selected from all the regions of Greece, participated.

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Robotic surgery is increasingly used in otolaryngology (ENT), particularly for complex head and neck procedures. It offers various advantages, including limited postoperative pain, excellent aesthetic results, better visualization in the surgical field, enhanced dexterity due to movement adjustment by the robotic system, and minimal complications and hospital stay. However, robotic systems' higher cost and limited availability are a burden for clinical applications.

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PARP inhibitors (PARPi) have shown efficacy in tumours harbouring mutations in homologous recombination repair (HRR) genes. Somatic HRR mutations have been described in patients with Non-Small Cell Lung Cancer (NSCLC), but PARP inhibitors (PARPi) are not yet a therapeutic option. Here we assessed the homologous recombination status of early-stage NSCLC and explored the therapeutic benefit of PARPi in preclinical models.

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Arterial imaging might optimize statin eligibility by current atherosclerotic cardiovascular disease risk calculation tools.

Atherosclerosis

December 2024

Hypertension Center STRIDE-7, National and Kapodistrian University of Athens, School of Medicine, Third Department of Medicine, Sotiria Hospital, Athens, Greece. Electronic address:

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Introduction/background: Budd-Chiari syndrome is a rare entity that is caused by an obstruction of the flow in the hepatic veins or inferior vena cava.

Case Presentation: Herein, we report a rare case of iatrogenic Budd-Chiari syndrome. A 52-year-old woman with chronic renal failure under hemodialysis, presented to our hospital for dyspnea caused by a large pleural effusion.

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Inflammation-related biomarkers as predictors of pathological complete response in early-stage breast cancer.

Clin Transl Oncol

December 2024

Oncology Unit, Third Department of Internal Medicine and Laboratory, National and Kapodistrian University of Athens, Sotiria General Hospital, 11527, Athens, Greece.

Background: Neoadjuvant systemic therapy (NAT) represents an attractive option for improved outcomes of early-stage breast cancer (BC) patients, as it can significantly reduce tumor burden thus permitting breast-conserving resections. Equally important, the eradication of viable cancer cells post-NAT, also known as pathological complete response (pCR), has emerged as a strong prognostic biomarker, reflecting tumor's biology and subsequent treatment responses. Yet to date, no validated markers predictive of pCR have been identified.

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A super-giant basal cell carcinoma of the scalp.

Oxf Med Case Reports

December 2024

N.S. Christeas Laboratory of Experimental Surgery and Surgical Research, Medical School, National and Kapodistrian University of Athens, Agiou Thoma 17 11527, Athens, Greece.

Basal cell carcinoma is a malignant skin cancer, originating from basal cells. However, it is regarded more benign than other skin cancers, in the majority of the cases. If left untreated, it can lead to various complications, degradation of quality of life and even mortality to the patient.

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Background: Pulmonary arterial hypertension (PAH) is a severe complication among adult patients with congenital heart disease (ACHD). This study presents real-world data on risk stratification, pharmacotherapy and survival rates in PAH-ACHD.

Methods: Data from PAH-ACHD patients were analyzed using The Hellenic Pulmonary Hypertension Registry (HOPE), spanning eight specialized centers between 2015 and 2023.

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Prevalence of SARS-COV-2 infection and outcomes in Greek sarcoidosis patients.

Sarcoidosis Vasc Diffuse Lung Dis

December 2024

Department of Respiratory Medicine, Faculty of Medicine, School of Health Sciences, University of Thessaly, Larissa, Greece.

Background And Aim: There is limited data on the prevalence of SARS-COV-2 in sarcoidosis patients and the underlying parameters linked to severity. We aimed to conduct a national multicenter study to explore the prevalence of SARS-COV-2 in sarcoidosis patients and investigate its impact on hospitalization and infection rates, describe the characteristics of the infected population and assess the role of these characteristics in determining the likelihood of infection or hospitalization.

Methods: We recruited all the adult sarcoidosis patients with who were examined across eight Greek Health Interstitial Lung Disease Referral Centers from the beginning of the pandemic until August 1, 2022.

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Anakinra efficacy in COVID-19 pneumonia guided by soluble urokinase plasminogen activator receptor: Association with the inflammatory burden of the host.

Int J Antimicrob Agents

January 2025

Fourth Department of Internal Medicine, National and Kapodistrian University of Athens, Medical School, Athens, Greece; Hellenic Institute for the Study of Sepsis, Athens, Greece. Electronic address:

Background: Anakinra was approved by the European Medicines Agency and received Emergency Use Authorization by the United States Food and Drug Administration for patients with COVID-19 pneumonia at risk for severe respiratory failure (SRF) with blood levels of soluble urokinase plasminogen activator receptor (suPAR) ≥ 6 ng/mL. We report the final results of the phase II open-label single-arm SAVE trial in a large population.

Methods: Patients with COVID-19 pneumonia and suPAR levels ≥ 6 ng/mL received subcutaneous anakinra 100 mg once daily for 10 days.

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Background: To estimate the protection that coronavirus disease 2019 (COVID-19) vaccine doses conferred to hospitalized patients with COVID-19 against adverse outcomes and longer length of stay during the Omicron BA.2 and BA.5 subvariant epidemics in Greece.

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Background: Studies over the last years have revealed the possible impact of endovascular repair of abdominal or thoracic aortic aneurysms on the arterial stiffness and secondary on the cardiac function and the central hemodynamics.

Methods: A literature search was conducted to collect data on current methods of arterial stiffness assessment and the induced changes in arterial stiffness after endovascular or open surgical repair of abdominal or thoracic aortic aneurysms.

Results: Seventeen studies were analyzed.

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Article Synopsis
  • Tumor cells in non-small cell lung cancer (NSCLC) interact with their surrounding tumor microenvironment (TME), influencing cancer growth and spread.
  • This interaction is influenced by mechanical inputs from the TME, leading to processes like mechanosensing and mechanotransduction.
  • Recent research in this area is contributing to mechanomedicine, which aims to develop better diagnostic and treatment options for NSCLC.
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Renal Denervation in Heart Failure Treatment: Data for a Self-Fulfilling Prophecy.

J Clin Med

November 2024

First Department of Cardiology, School of Medicine, National and Kapodistrian University of Athens, Hippokration General Hospital, 115 27 Athens, Greece.

Renal denervation (RDN), a transcatheter renal sympathetic nerve ablation procedure, is a relatively novel established procedure for the treatment of hypertension, with it being recognized as a third option for hypertension management in the most recent European guidelines, together with pharmacotherapy, for achieving blood pressure targets. Given the relationship between both hypertension and sympathetic overdrive and the development of heart failure (HF), even studies at the dawn of research on RDN explored it as a treatment to overcome diuretic resistance in those patients. As it is now recognized that RDN does not only have organ-specific but also systemic effects, several investigators have aimed to delineate whether renal sympathetic denervation could alter the prognosis, symptoms, and adverse events of HF patients.

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Invasive Lobular Carcinoma (ILC) presents a distinct subtype of breast cancer, representing 10-15% of cases, with unique clinical and molecular features. Characterized by a non-cohesive, single-file invasion pattern, ILC is typically estrogen receptor (ER)- and progesterone receptor (PR)-positive but human epidermal growth factor receptor 2 (HER2)-negative. Despite favorable prognostic features, its highly metastatic nature and predilection for atypical sites contribute to lower long-term survival compared to invasive breast carcinoma of no special type (NST).

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Pulmonary Endometriosis: A Systematic Review.

J Pers Med

October 2024

N.S. Christeas Laboratory of Experimental Surgery and Surgical Research, Medical School, National and Kapodistrian University of Athens, 11527 Athens, Greece.

: Endometriosis is characterized by the presence of ectopic endometrial-like glands and stroma outside the endometrial cavity, which mainly occurs in the pelvic cavity. Pulmonary endometriosis, or thoracic endometriosis syndrome (TES), describes the rare presence of endometrial-like cells in the thoracic cavity and includes catamenial pneumothorax, catamenial hemothorax, hemoptysis, and lung nodules. Our aim is to summarize the results of all reported cases of TES.

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Article Synopsis
  • * In a study of 85 patients with paroxysmal AF, those categorized by BMI (normal, overweight, and obese) showed similar recurrence rates of AF, but obese patients reported better symptom improvement after CBA.
  • * Obese patients had longer procedure times and greater radiation exposure during CBA, while early AF recurrence and hypertension duration were identified as key predictors of later AF recurrence.
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