Publications by authors named "Lazar S"

Diabetes has become a global epidemic, contributing to significant health challenges due to its complications. Among these, diabetes can affect sight through various mechanisms, emphasizing the importance of early identification and management of vision-threatening conditions in diabetic patients. Changes in the crystalline lens caused by diabetes may lead to temporary and permanent visual impairment.

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This study examines the enhancement of the mechanical strength of polymer resins through reinforcement with synthetic (glass) and natural (hemp, jute) fibers, using the TRIZ-ARIZ methodology to optimize composite design for improved mechanical properties, sustainability, and economic efficiency. Mechanical testing, thermogravimetric analysis (TGA), and scanning electron microscopy (SEM) were conducted to evaluate the properties of the composite materials. Regarding tensile strength testing, the results showed the following: jute fiber achieved the best results, with a maximum tensile values of 43.

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Patients with diabetes (DM) are at an increased risk of infection, with urinary tract infections (UTIs) being common among individuals with type 2 DM (T2D). The aim of this study was to determine the prevalence and risk factors for UTIs among hospitalized T2D patients from Timișoara, Romania. The hospital records of 1139 T2D adult inpatients who were ordered to provide urine cultures during hospitalization were reviewed.

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Lymphedema is a chronic, dynamic, and multifaceted disease that is effectively treated by surgery. However, there is a lack of consensus in the field about the ideal technique; is it better to perform one surgery type at a time (the "single-malt whisky" approach), or combine different procedures in a single surgery (the "cocktail" approach)? Here, we review advances in these opposing camps, compare outcomes, and discuss potential paradigm shifts in the surgical treatment of lymphedema.

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Background/objectives: , an anaerobic bacillus ubiquitous in nature, is the leading cause of hospital-acquired diarrhoea and one of the main causes of mortality by nosocomial infections. We aimed to identify the main predictors of the risk of dying and the characteristics of a three-year cohort of patients hospitalised in our clinic that eventually had an unfavourable outcome.

Methods: We collected retrospectively available data for all patients hospitalised between January 1, 2021, and December 31, 2023.

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Anemia is a prevalent comorbidity of diabetes, and although various mechanisms have been shown to link these two conditions, their interaction has not been sufficiently explored. Our cross-sectional, non-interventional study aimed to evaluate the prevalence of anemia and its subtypes, as well as their interactions, in patients with type 2 diabetes (T2D). A total of 227 patients previously diagnosed with T2D were enrolled.

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Combined therapies in cancer treatment aim to enhance antitumor activity. However, delivering multiple small molecules imposes challenges, as different drugs have distinct pharmacokinetic profiles and tumor penetration abilities, affecting their therapeutic efficacy. To circumvent this, poly(lactic-co-glycolic acid) (PLGA)-polyethylene glycol (PEG)-based nanoparticles were developed as a platform for the codelivery of synergistic drug ratios, improving therapeutic efficacy by increasing the percentage of injected dose reaching the tumor.

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Article Synopsis
  • The study assessed the safety and tolerability of bulevirtide (BLV), a new treatment for chronic hepatitis delta (CHD), by analyzing data from three clinical trials involving 269 patients.
  • The findings indicated that certain adverse events, such as increased bile acid levels and injection-site reactions, were more common with BLV compared to a control group, but serious side effects were minimal and did not lead to treatment discontinuation.
  • Overall, BLV was deemed safe and well tolerated over 48 weeks of therapy in patients with CHD, showing promise as an effective treatment option.
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Meditation is a family of ancient and contemporary contemplative mind-body practices that can modulate psychological processes, awareness, and mental states. Over the last 40 years, clinical science has manualized meditation practices and designed various meditation interventions that have shown therapeutic efficacy for disorders including depression, pain, addiction, and anxiety. Over the past decade, neuroimaging has been used to examine the neuroscientific basis of meditation practices, effects, states, and outcomes for clinical and nonclinical populations.

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We present the investigation of a Burkholderia pseudomallei strain isolated from the urine of a 56-year-old male returning from a recreational trip to Thailand. The patient initially presented with fever and chills, and lobar as well as bladder and prostate involvement was demonstrated on imaging. Treatment first involved trimethoprim-sulfamethoxazole, the backbone of melioidosis therapy, but was discontinued upon the discovery of resistance to the drug through antimicrobial sensitivity testing via broth microdilution.

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Introduction: Disengagement from HIV care during the perinatal period remains a challenge. Improving engagement in HIV care requires monitoring engagement across multiple indicators, including retention in HIV care, visit adherence, clinic transfers, and viral suppression to support improved clinical and programmatic outcomes.

Methods: We enrolled a prospective cohort of pregnant WHIV across a network of five urban clinics in Lilongwe, Malawi from February 2020-February 2021.

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Chemical groups capable of connecting molecules physically and electrically between electrodes are of critical importance in molecular-scale electronics, influencing junction conductance, variability, and function. While the development of such linkage chemistries has focused on interactions at gold, the distinct reactivity and electronic structure of other electrode metals provides underexplored opportunities to characterize and exploit new binding motifs. In this work we show that α,ω-alkanedibromides spontaneously form well-defined junctions using silver, but not gold, electrodes through application of the glovebox-based scanning tunneling microscope-based break junction method.

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Peer review is an essential process in scientific research, ensuring the comprehensiveness, accuracy, and suitability of manuscripts for publication. Neurology education research differs from biomedical clinical research in several ways. These differences encompass specific paradigms, the use of theoretical frameworks, and different methodological approaches.

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Introduction Chronic hepatitis C (CHC) remains a significant public health concern due to both hepatic and extrahepatic manifestations associated with substantial morbidity and mortality. The emergence of SARS-CoV-2 has raised concerns about the outcomes of COVID-19 in CHC patients. Method We conducted a retrospective analysis of patients with CHC and SARS-CoV-2 infection admitted to a tertiary care hospital between 2020 and 2023.

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Objective: To evaluate the frequency and factors associated with clip migration in MRI-guided breast biopsies.

Methods: This study was approved by our Institutional Review Board and was compliant with HIPAA. We retrospectively evaluated all MRI-guided biopsies performed between January 2013 and December 2020 in our institution for clip migration.

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Article Synopsis
  • - Hepatitis C virus (HCV) can affect not just the liver but also other tissues, leading to conditions like cryoglobulinemia, lymphoproliferative diseases, metabolic disorders, and neuropsychiatric issues due to immune responses triggered by the virus.
  • - The immune response to HCV contributes to these extrahepatic manifestations, showing that the virus has far-reaching effects beyond liver damage.
  • - Antiviral therapies that target HCV help alleviate these extrahepatic issues, improve patients' quality of life, and address HCV as a significant public health concern.
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Lifestyle interventions are strategies used to self-manage medical conditions, such as epilepsy, and often complement traditional pharmacologic and surgical therapies. The need for integrating evidence-based lifestyle interventions into mainstream medicine for the treatment of epilepsy is evident given that despite the availability of a multitude of treatments with medications and surgical techniques, a significant proportion of patients have refractory seizures, and even those who are seizure-free report significant adverse effects with current treatments. Although the evidence base for complementary medicine is less robust than it is for traditional forms of medicine, the evidence to date suggests that several forms of complementary medicine including yoga, mindfulness meditation, cognitive behavioral therapy, diet and nutrition, exercise and memory rehabilitation, and music therapy may have important roles as adjuncts in the treatment armamentarium for epilepsy.

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Article Synopsis
  • Higher rates of cardiac implantable electronic device (CIED) implantations are linked to increased lead failures and the need for transvenous lead extractions (TLE), prompting this study to evaluate TLE admissions and safety outcomes from 2016 to 2019.* -
  • The study analyzed 30,128 TLE hospitalizations, finding a 3.21% in-hospital mortality rate, with factors like age and existing health conditions raising mortality; those with a history of sternotomy fared better than those without.* -
  • Despite a low overall mortality rate, female patients experienced more cardiac tamponade but had shorter hospital stays and lower costs, with no significant gender difference in mortality rates.*
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Nonpolar solvents commonly used in scanning tunneling microscope-based break junction measurements exhibit hazards and relatively low boiling points (bp) that limit the scope of solution experiments at elevated temperatures. Here we show that low toxicity, ultrahigh bp solvents such as bis(2-ethylhexyl) adipate (bp = 417 °C) and squalane (457 °C) can be used to probe molecular junctions at ≥100 °C. With these, we extend solvent- and temperature-dependent conductance trends for junction components such as 4,4'-bipyridine and thiomethyl-terminated oligophenylenes and reveal the gold snapback distance is larger at 100 °C due to increased surface atom mobility.

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Background: Intraductal papillary mucinous neoplasms (IPMNs) have the potential to evolve into pancreatic adenocarcinoma (PDAC). While main-duct IPMNs (MD-IPMNs), involving the main pancreatic duct (MPD), are less common than side-branch IPMNs (SB-IPMNs) or mixed-type IPMNs (mixed-IPMNs), their malignant transformation potential is far greater. Controversy exists between different guidelines in terms of recommended management strategies.

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Introduction: The COVID-19 pandemic has led to approximately 3.5 million cases in Romania, causing systemic inflammation and over 200 symptoms affecting various body systems. This complexity has challenged rehabilitation systems, necessitating personalized plans tailored to each patient's illness stage and impairment level.

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Article Synopsis
  • A phase 2b trial tested the effectiveness of bulevirtide combined with peginterferon alfa-2a compared to peginterferon alone and bulevirtide alone in treating chronic hepatitis D over 48 weeks, with follow-up for an additional 48 weeks.* -
  • Results showed that 46% of patients receiving the 10 mg bulevirtide and peginterferon had undetectable levels of the hepatitis D virus 24 weeks after treatment, compared to only 17% in the peginterferon alone group.* -
  • The combination therapy indicated a statistically significant improvement in viral response, suggesting that bulevirtide and peginterferon could be a beneficial treatment strategy
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Objective: Burkholderia pseudomallei, the etiological cause of melioidosis, is a soil saprophyte endemic in South-East Asia, where it constitutes a public health concern of high-priority. Melioidosis cases are sporadically identified in nonendemic areas, usually associated with travelers or import of goods from endemic regions. Due to extensive intercontinental traveling and the anticipated climate change-associated alterations of the soil bacterial flora, there is an increasing concern for inadvertent establishment of novel endemic areas, which may expand the global burden of melioidosis.

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Background: Adverse Childhood Experience (ACE) has detrimental impacts on neural development, especially hippocampal morphometry. Mindfulness-Based Interventions (MBI) has been shown to induce adaptive hippocampal changes especially at the subiculum. The present study aims to investigate the effects of MBI on subiculum volumes among ACE survivors, as well as the effects on episodic memory as a probe into hippocampal functionality.

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