855 results match your criteria: "Laiko hospital[Affiliation]"

There are limited data regarding cycling between interleukin-17 (IL-17) inhibitors in psoriatic arthritis (PsA). We aimed to report the efficacy of an IL-17 inhibitor (ixekizumab-IXE) after inadequate response (IR) of another one (secukinumab-SEC) in patients with PsA. Case series of PsA patients who received IXE after SEC-IR in four rheumatology centers between 1/9/2021 and 1/9/2022 were included.

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High-dose intravenous steroid treatment (HDIST) represents the first choice of treatment for multiple sclerosis (MS) relapses. Chronic oral glucocorticoid (GC) administration correlates with bone loss whereas data regarding HDIST in MS are still conflicting. Twenty-five newly diagnosed MS patients (NDMSP) (median age: 37 years) were prospectively studied for the effects of HDIST on bone mineral density (BMD) and bone metabolism.

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Original research on Behçet's syndrome: a bibliometric analysis over 20 years (2000-2019).

Clin Exp Rheumatol

October 2023

1st Department of Propaedeutic Internal Medicine, Joint Academic Rheumatology Program, Laiko Hospital, Medical School, National and Kapodistrian University of Athens, Greece.

Objectives: We aimed to perform a bibliometric analysis of original research articles on Behçet's syndrome (BS) published over the last 20 years prior to the COVID-19 pandemic, and to systematically describe their characteristics and citation records.

Methods: The PubMed database was searched for any article published on BS between 2000 and 2019. We identified all original research articles and categorised them by country of origin and type of research, i.

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Rapidly Progressive Pauci-Immune Glomerulonephritis with Aberrant Fibrinoid Necrosis Associated with Atezolizumab, an Immune Check Point Inhibitor: A Case Report and Review of Literature.

Antibodies (Basel)

January 2023

2nd Department of Propaedeutic Internal Medicine, National and Kapodistrian University of Athens Medical School, Attikon Hospital, Section of Nephrology, 124 62 Athens, Greece.

Stimulation of the antitumor activity of the immune system using immune checkpoint inhibitors (ICIs) has proven efficacy in the treatment of multiple types of cancer, inducing the speedily expanding approval of therapeutic indications for ICIs. The literature regarding the immune-related toxicities and nephrotoxicity of ICIs is limited. Herein, we present a patient with lung cancer treated with atezolizumab, an IgG1 monoclonal antibody aimed at the programmed death ligand 1 (PD-L1), who presented with vasculitic skin rash and rapidly deteriorating renal function, new onset of significant glomerular hematuria and proteinuria.

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Obesity Paradox: Fact or Fiction?

Curr Obes Rep

June 2023

Diabetes and Obesity Unit, Athens Medical Center, Distomou 5-7, Athens, 15125, Greece.

Purpose Of Review: Obesity is related to several comorbidities such as type 2 diabetes mellitus, cardiovascular disease, heart failure, and various types of cancers. While the detrimental effect of obesity in both mortality and morbidity has been well established, the concept of the obesity paradox in specific chronic diseases remains a topic of continuous interest. In the present review, we examine the controversial issues around the obesity paradox in certain conditions such as cardiovascular disease, several types of cancer and chronic obstructive pulmonary disease, and the factors that may confound the relation between obesity and mortality.

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Background: The European Alliance of Associations for Rheumatology recommended that lipid-lowering therapy (LLT) in systemic lupus erythematosus (SLE) should follow general population guidelines. We examined the eligibility for LLT in SLE according to Systematic Coronary Risk Evaluation (SCORE), with and without the addition of vascular ultrasound (VUS) and disease-related features.

Methods: 210 patients with SLE without prior cardiovascular events, diabetes or antiphospholipid syndrome underwent cardiovascular risk assessment with SCORE.

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Objective: The present study was undertaken to longitudinally evaluate titers of antibodies against β -glycoprotein I (anti-β GPI) and domain 1 (anti-D1), to identify predictors of variations in anti-β GPI and anti-D1 titers, and to clarify whether antibody titer fluctuations predict thrombosis in a large international cohort of patients who were persistently positive for antiphospholipid antibodies (aPL) in the APS ACTION Registry.

Methods: Patients with available blood samples from at least 4 time points (at baseline [year 1] and at years 2-4 of follow-up) were included. Detection of anti-β GPI and anti-D1 IgG antibodies was performed using chemiluminescence (BIO-FLASH; INOVA Diagnostics).

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BTK and PLCG2 remain unmutated in one-third of patients with CLL relapsing on ibrutinib.

Blood Adv

June 2023

Division of Experimental Oncology, B cell Neoplasia Unit, IRCCS Ospedale San Raffaele, Milan, Italy.

Article Synopsis
  • Patients with chronic lymphocytic leukemia (CLL) on ibrutinib treatment often develop resistance due to mutations in the BTK and PLCG2 genes, with varying frequencies impacting patient outcomes.
  • A study of 98 CLL patients revealed that 65% of those who relapsed exhibited at least one mutation in BTK or PLCG2, while 12% of responding patients also had mutations, indicating a potential for progression.
  • The findings suggest that other genetic mutations may contribute to resistance, with BTK mutation profiles differing between relapsing patients, but no significant impact on TP53 mutations was observed, highlighting the complexity of treatment resistance.
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Aim: This study aimed to investigate the effect of Ceratonia siliqua on bone mineral density (BMD) as a non-pharmaceutical alternative treatment for postmenopausal osteoporosis.

Materials And Methods: Thirty mature female Wistar rats were randomly separated into three groups of 10: Control, ovariectomized (OVX), and ovariectomized-plus-C. siliqua (OVX+CS).

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Renal cell carcinoma (RCC) represents a heterogenous group of cancers with complex genetic background and histological varieties, which require various clinical therapies. Clear cell RCC represents the most common form of RCC that accounts for 3 out of 4 RCC cases. Screening methods for RCC lack sensitivity and specificity, and thus biomarkers that will allow early diagnosis are crucial.

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Article Synopsis
  • Sleeve gastrectomy (SG) is the most popular bariatric surgery globally, and this study assesses its long-term effectiveness as a standalone option.
  • Researchers analyzed data from 104 patients who underwent SG from 2005 to 2009, focusing on weight loss and changes in related health conditions over an average of 13.4 years.
  • Results show significant long-term weight loss in many patients, with 67.3% achieving over 50% excess weight loss; however, there are concerns about weight regain and the emergence of gastroesophageal reflux disease (GERD) in some patients.
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Article Synopsis
  • The study investigates the clinical effects of PTEN loss and ERG rearrangement in localized prostate cancer patients post-radical prostatectomy.
  • Data from 74 patients showed PTEN loss linked to higher cancer grades and a significant association with biochemical recurrence, while ERG rearrangement did not show a significant impact.
  • The combination of PTEN loss and ERG rearrangement was more common in patients with higher cancer grades and recurrence, but this finding was not statistically significant.
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A rapidly increasing incidence of non-alcoholic fatty liver disease (NAFLD) is noted worldwide due to the adoption of western-type lifestyles and eating habits. This makes the understanding of the molecular mechanisms that drive the pathogenesis of this chronic disease and the development of newly approved treatments of utmost necessity. Animal models are indispensable tools for achieving these ends.

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Hyponatraemia in patients on immune checkpoint inhibitors.

Ther Adv Endocrinol Metab

November 2022

Endocrine Unit and Diabetes Center, Department of Clinical Therapeutics, Alexandra Hospital, School of Medicine, National and Kapodistrian University of Athens, Athens, Greece.

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We aimed to assess the prognostic impact of tumor- and patient-related parameters in patients with stage I-III small intestinal neuroendocrine tumors (SI-NETs), who underwent locoregional resective surgery (LRS) with curative intent. We included 229 patients with stage I-III SI-NETs diagnosed from June 15, 1993, through March 8, 2021, identified using the SI-NET databases from five European referral centers. Mean ± SD age at baseline was 62.

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(1) Background: The aim of the current study is to evaluate the immunohistochemical expression of Ki-67, CD-56, Cyclin-D1 and E-Cadherin in the tissues samples of pituitary adenomas (PAs) and its association with PAs clinical manifestation tumor size, invasiveness and the risk of recurrence. (2) Materials and Methods: Ninety-four patients who underwent endoscope transsphenoidal excision of PAs were included in our study. The immunohistochemical expression of the Cyclin-D1, CD-56, E-Cadherin and Ki-67 markers was analyzed in paraffin-embedded tissue samples.

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Background Aim: The Omicron COVID-19 variants BA.1* and BA.2* evade immune system leading to increased transmissibility and breakthrough infections.

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Primary aldosteronism (PA) is the most common cause of endocrine hypertension. The prevalence of hypertension is higher in patients with diabetes mellitus-2 (DM-2). Following the limited existing data, we prospectively investigated the prevalence of aldosterone excess either as autonomous secretion (PA) or as a hyper-response to stress in hypertensive patients with DM-2 (HDM-2).

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Objectives: This study aims to evaluate the effect of frailty in patients undergoing radical cystectomy (RC) for locally advanced bladder cancer.

Methods: In this retrospective, single center study we evaluated 51 patients with pT4 bladder cancer treated with radical cystectomy between 2016-2020. Patient frailty was assessed with the Clinical Frailty Scale (CFS).

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Predictors of Early Response, Flares, and Long-Term Adverse Renal Outcomes in Proliferative Lupus Nephritis: A 100-Month Median Follow-Up of an Inception Cohort.

J Clin Med

August 2022

Rheumatology Unit, First Department of Propaedeutic Internal Medicine, Joint Academic Rheumatology Program, Laiko Hospital, Medical School, National & Kapodistrian University of Athens, 11527 Athens, Greece.

To define predictors of response, time to response, flares, and long-term renal outcome in an inception cohort of proliferative lupus nephritis (PLN). We included 100 patients (80% female; mean age 31 ± 13 years) with biopsy-proven PLN (III, IV, III/IV + V). Clinical, laboratory, histological and therapeutical parameters were recorded at baseline, 6, 9, 12, 18, 24, 36, 72 months, time of flare, and last follow-up visit.

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The last decade has been revolutionary regarding the management of rare bone diseases caused by impaired calcium and phosphate metabolism. Elucidation of the underlying genetic basis and pathophysiologic alterations has been the determinant factor for the development of new, disease-specific treatment agents. The phosphaturic hormone Fibroblast Growth Factor 23 (FGF23) possesses a critical role in the pathogenesis of various hypophosphatemic disorders.

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Purpose: To develop an easy-to-implement prediction index of weaning failure for ICU patients. Materials and methods We developed a prediction index modifying respiratory exchange ratio (RER), Mod-RER, a parameter measured during the cardiopulmonary exercise test (CPET) based on respiratory quotient. The Mod-RER index is the ratio of partial pressure of CO in central venous blood over the difference of partial pressure of O in arterial and central venous blood (Mod-RER=PcvCO/PaO-PcvO where PcvCO = partial pressure of CO in central venous blood, PaO = partial pressure of O in arterial blood, and PcvO = partial pressure of O in central venous blood).

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The Influence of Sepsis on the Molecular Structure of Bones: A Fourier Transform Infrared Spectroscopy Study.

J Long Term Eff Med Implants

August 2022

National Technical University of Athens, Chemical Engineering Scholl, Material Science, Radiation Chemistry & Biospectroscopy, Zografou Campus, Athens, Greece.

Fourier transform infrared spectroscopy was used to evaluate the molecular structure of bone tissues of patients who underwent revision of total hip and shoulder arthroplasty. The intensity increase of the spectral bands in the region of 3000-2850 cm-1 provided information about the increase of the lipophilic environment, which supported the formation of aggregates and amyloid protein formation. The appearance and the intensity increase of the "marker band" at 1744 cm-1 suggested protein peroxidation and inflammation progression.

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