Publications by authors named "Agostino Virdis"

Traditionally, the kidney has been thought to play a key role in the development of hypertension. Disturbed sodium regulatory pathways can lead to primary hypertension, with abnormalities in the pressure-natriuresis mechanism contributing to its onset. An adverse intrauterine environment and postnatal stressors can affect nephron number, further linking renal development to hypertension risk.

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Frailty is a key determinant of outcomes in older adults with heart failure (HF). The free triiodothyronine/free thyroxine (FT/FT) ratio has emerged as a promising frailty biomarker that reflects metabolic and systemic resilience. This study investigates its association with frailty, nutrition, muscle strength, inflammation, and one-year mortality in very old patients with HF.

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Aims: The triglyceride-glucose (TyG) index is a surrogate marker of insulin resistance (IR). Data regarding this topic is constantly increasing, however, few and heterogeneous data are available on the relationship between this index and cardiovascular mortality risk in hypertensive populations. In this context, we aimed to explore the relationship between TyG and cardiovascular mortality in a large sample of hypertensive individuals from the URRAH cohort.

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Introduction: Management of hypertensive disorders in pregnancy (HDP) remains challenging, with various healthcare providers involved and no uniform approach with variability in medications, monitoring, and intervention timing reflecting gaps in research.

Aim: To investigate Italian physicians' knowledge on the topic and examine their clinical practices.

Methods: We collected multi-regional data from Italian experts on Hypertension and Gynecologists.

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Evidence highlights the potential role of hydrogen sulfide (H₂S)-donors in preventing vascular dysfunction by modulating pathways associated with oxidative stress. We investigate the H₂S-donor Erucin for its potential to reduce oxidative stress and endothelial dysfunction in obesity. Patients undergoing laparoscopic surgery were categorized by body mass index in controls and patients with obesity.

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Overweight and obesity are major risk factors for heart failure (HF), contributing to its development through metabolic, neurohormonal, haemodynamic, and inflammatory alterations. While overweight/obesity increases the risk of developing HF, its impact on patient outcomes remains complex. The "obesity paradox" suggests that a higher BMI may be associated with improved survival in patients with established HF.

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Background: Despite significant advancements in heart failure (HF) management, older adults continue to face poor clinical outcomes. While an integrated, multidisciplinary approach that combines cardiology and geriatric expertise has shown considerable promise, its adoption in practice remains limited. This study aimed to assess whether an early post-discharge Cardio-Geriatric (CG) outpatient service could reduce 1-year mortality compared to usual care (UC), as well as evaluate its impact on 1-year rehospitalization rates and days alive and out of hospital (DAOH).

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Neutrophil extracellular traps (NETs) are web-like structures composed of chromatin and proteins from neutrophil granules. Several studies highlight the heterogeneity of NETs, underscoring the challenges associated with their detection. In patients with COVID-19, high levels of NET fragments, called NET remnants, are detected in the circulation but also in alveoli and bronchioles.

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Background: Mitochondrial dysfunction is a hallmark of cardiometabolic diseases. Circulating mitochondrial DNA (mtDNA) profiles could refine risk stratification, but current methods do not account for different fractions of circulating mtDNA. We investigated whether patients with type 2 diabetes and/or heart failure (HF) have a specific signature of the total circulating mtDNA profile, including intracellular and cell-free fractions.

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Hypertension and hypercholesterolemia often occur in the same individuals, increasing the risk of major cardiovascular (CV) outcomes, including myocardial infarction, stroke, CV death, as well as other CV complications. Concomitant management of these condition now represent a crucial step to reduce individual global CV risk and improve CV disease prevention in daily clinical practice. Given the high prevalence of hypertension and hypercholesterolemia in general population and their impact on health status, several pharmacological options are currently available to achieve the recommended therapeutic targets.

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Background: Insulin resistance (IR) and serum uric acid (SUA) are closely interconnected: SUA contributes to adversely affects the insulin signaling pathway and contributes to IR, while IR is a known predictor for the development of hyperuricemia. The triglyceride (TG) to high-density lipoprotein cholesterol (HDL-C) ratio has been proposed as an easily obtainable marker for IR. This research aimed to investigate the interaction between IR and glomerular filtration rate (GFR)-adjusted uricemia (SUA/GFR ratio) in determining CV risk in a large population cohort study.

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Background: Atrial fibrillation (AF) is the most common arrhythmia diagnosed at an older age. AF is associated with frailty, a condition possibly justifying the higher rate of complications and mortality in aged individuals. This study was aimed at describing the characteristics correlated to frailty in older AF subjects.

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Article Synopsis
  • The growing awareness of cognitive impairment and dementia as public health issues has led to global efforts to identify risk factors and prevent these conditions.
  • Uric acid, a byproduct of purine metabolism, is being studied for its potential dual role in cognitive health, with some research suggesting high levels may protect against Alzheimer's while other studies show opposite effects.
  • This review explores the complex relationship between uric acid metabolism and cognitive function, acknowledging the multifaceted nature of biological interactions involved.
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During the time-course of cognitive decline, Behavioral and Psychological Symptoms of Dementia (BPSD) may arise, negatively impacting the outcomes. The aim of this single center, longitudinal study was to evaluate the correlation between frailty and BPSD in a population of older patients with dementia. BPSD were classified into three clusters: "mood/apathy" (depression, apathy, sleep disturbances, appetite disturbances), "psychosis" (delusions, hallucinations, and anxiety), and "hyperactivity" (agitation, elation, motor aberrant behavior, irritability, disinhibition).

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Article Synopsis
  • Twenty-four-hour ambulatory blood pressure monitoring (ABPM) is now widely recognized as a key tool for diagnosing hypertension, moving from specialist-only use to broader applications.
  • Advances in technology and the growing emphasis on hypertension diagnosis have allowed general practitioners and trained non-medical providers, like in community pharmacies, to utilize ABPM effectively.
  • To mitigate confusion around roles and responsibilities in the use of ABPM, experts from the Italian Society of Hypertension created a guide for training healthcare professionals in its proper implementation and management.
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Purpose: Sarcopenia is a potentially reversible syndrome that increases the risk of cardiogenic cachexia and adverse outcomes in older patients with heart failure (HF). Despite its clinical significance, sarcopenia remains underdiagnosed due to the complexities of comprehensive assessment in patients with acute HF. This study aimed to evaluate whether the SARC-F questionnaire, its inviduals components, and the handgrip strength test (HGS) can predict short-term prognostic risk in very old patients recently discharged after acute HF.

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Arterial hypertension is a major risk factor for cardiovascular morbidity and mortality, and highly prevalent in older age, underscoring the importance of its appropriate management. The population is ageing at an increasing rate, with those aged 80+ years being the fastest growing population characterized by high heterogeneity in terms of functionality and autonomy. The prevalence of hypertension rises with increasing age, due to a significant increase in SBP largely as a result of age-related stiffening of the aorta and other large arteries, affecting almost 80% of those aged 80+ years.

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Article Synopsis
  • - This study analyzed the link between metabolically healthy overweight/obese adults and major cardiovascular events (MACE) using data from 15,904 participants over 11.8 years, focusing on how LDL-cholesterol levels affect this relationship.
  • - Among participants younger than 70, being overweight/obese raised the risk of MACE significantly, while older adults had a lower risk despite having high BMI.
  • - Including LDL-cholesterol in the definition of healthy metabolism showed that metabolically healthy overweight/obese individuals have no increased risk of MACE compared to normal weight individuals, challenging standard assessments of health risk.
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Background: The study aimed to determine the most crucial parameters associated with CVD and employ a novel data ensemble refinement procedure to uncover the optimal pattern of these parameters that can result in a high prediction accuracy.

Methods And Results: Data were collected from 369 patients in total, 281 patients with CVD or at risk of developing it, compared to 88 otherwise healthy individuals. Within the group of 281 CVD or at-risk patients, 53 were diagnosed with coronary artery disease (CAD), 16 with end-stage renal disease, 47 newly diagnosed with diabetes mellitus 2 and 92 with chronic inflammatory disorders (21 rheumatoid arthritis, 41 psoriasis, 30 angiitis).

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High levels of serum uric acid (SUA) and triglycerides (TG) might promote high-cardiovascular-risk phenotypes, including subclinical atherosclerosis. An interaction between plaques xanthine oxidase (XO) expression, SUA, and HDL-C has been recently postulated. Subjects from the URic acid Right for heArt Health (URRAH) study with carotid ultrasound and without previous cardiovascular diseases (CVD) (n = 6209), followed over 20 years, were included in the analysis.

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Aging is the result of several complex and multifactorial processes, where several agents contribute to an increased intrinsic vulnerability and susceptibility to age-related diseases. The hallmarks of aging are a set of biological mechanisms that are finely regulated and strictly interconnected, initiating or contributing to biological changes and anticipating several age-related diseases. The complex network of cellular and intercellular connections between the hallmarks might represent a possible target for the research of agents with pleiotropic effects.

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Several studies have detected a direct association between serum uric acid (SUA) and cardiovascular (CV) risk. In consideration that SUA largely depends on kidney function, some studies explored the role of the serum creatinine (sCr)-normalized SUA (SUA/sCr) ratio in different settings. Previously, the URRAH (URic acid Right for heArt Health) Study has identified a cut-off value of this index to predict CV mortality at 5.

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Inflammatory responses in small vessels play an important role in the development of cardiovascular diseases, including hypertension, stroke, and small vessel disease. This involves various complex molecular processes including oxidative stress, inflammasome activation, immune-mediated responses, and protein misfolding, which together contribute to microvascular damage. In addition, epigenetic factors, including DNA methylation, histone modifications, and microRNAs influence vascular inflammation and injury.

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