Publications by authors named "Fonarow G"

Background: Sodium-glucose cotransporter 2 inhibitors (SGLT2i) have shown benefits in improving cardiovascular (CV) outcomes in patients with heart failure (HF) and may mitigate symptom progression in myocardial infarction (MI). However, their effectiveness in patients with type 2 diabetes and MI undergoing percutaneous coronary intervention (PCI) is unclear.

Methods: To identify eligible studies, a comprehensive search of electronic databases, PubMed, Cochrane Library, Scopus and Embase, was conducted from inception until May 2024.

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Background: The upper reference limit of normal (ULN) of cardiac troponin (cTn) for older adults can be higher than for young adults, while the same ULN is used for both older and young adults in the current clinical practice.

Methods: In this multicentre longitudinal cohort study, non-acute myocardial infarction (non-AMI) inpatients with at least two cTn concentrations hospitalised between 2013 and 2022 in the Tianjin Health and Medical Data Platform were included. Multivariable Cox proportional hazards and landmark regression models were used to estimate the risk of in-hospital, 30-day and 1-year mortality in different cTn groups (normal, stable minor elevation (1-2×ULN with variation ≤20%), acute minor elevation (1-2×ULN with variation >20%) and apparent elevation (>2×ULN)).

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Strong evidence supports the importance of rapid sequence or simultaneous initiation of quadruple guideline-directed medical therapy (GDMT) for heart failure with reduced ejection fraction (HFrEF) for substantially reducing risk of mortality and hospitalization. Barring absolute contraindications for each individual medication, employing the strategy of rapid sequence, simultaneous, and/or in-hospital initiation at the time of HF diagnosis best ensures patients with HFrEF have the opportunity to benefit from proven medications and achieve large absolute risk reductions for adverse clinical outcomes. However, despite guideline recommendations supporting this approach, implementation in clinical practice remains persistently low, with less than one-fifth of eligible patients being prescribed the quadruple GDMT regimen.

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Background: Hyperkalemia, generally defined as serum potassium levels greater than 5.0 mEq/L, poses significant clinical risks, including cardiac toxicity and muscle weakness. Its prevalence and severity increase in patients with chronic kidney disease (CKD), diabetes mellitus, and heart failure (HF), particularly when compounded by medications like Angiotensin converting inhibitors, Angiotensin receptor blockers, and potassium sparing diuretics.

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Several trials have evaluated diuretic-based strategies to improve symptoms and outcomes in patients with acute heart failure (AHF). The authors sought to summarize the effect of different combination strategies on symptoms, physical signs, physiological variables, and outcomes in patients with AHF. Twelve trials were identified that assessed the addition of thiazide diuretics, sodium-glucose cotransporter 2 inhibitors, mineralocorticoid receptor antagonists, vasopressin receptor antagonists, carbonic anhydrase inhibitors, or loop diuretic intensification to conventional therapy for AHF.

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Background: Heart failure affects people of all ages and is a leading cause of death for both men and women in most racial and ethnic groups in the United States. Infections are common causes of hospitalizations in heart failure, with respiratory infections as the most frequent diagnosis. Vaccinations provide significant protection against preventable respiratory infections.

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Background: Decisions about stroke prevention strategies in atrial fibrillation (AF) typically balance thromboembolism reduction against increased bleeding from oral anticoagulation therapy (OAC). When determining eligibility for OAC, guidelines recommend calculation of thromboembolic event rates using a validated score such as CHA2DS2-VASc. In contrast, routine calculation of bleeding scores is not recommended, in part because many patient factors associated with an increased risk of bleeding are associated with an even larger increased risk of ischemic stroke.

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Background: The prevalence of type 2 diabetes (T2D) and obesity are increasing in the United States. However, population-level data for mortality trends due to T2D and obesity are limited. This study aims to assess these death trends among adults in the United States categorized by sex, race, and geographical location.

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Background: Glucagon-like peptide-1 receptor agonists (GLP-1RAs) promote weight loss and improve heart failure-related symptoms, quality of life, and functional capacity in patients with obesity and heart failure with preserved ejection fraction (HFpEF). However, their clinical effectiveness in nonobese patients with diabetes and HFpEF is understudied.

Methods: The TriNetX research network was used to identify adult patients (≥18 years) with type 2 diabetes mellitus (T2DM), heart failure with preserved ejection fraction (left ventricular ejection fraction ≥45%), elevated brain natriuretic peptide (≥ 150 pg/mL) or N-terminal pro-B-type natriuretic peptide(≥ 450 pg/mL) and a body mass index (BMI) <30 kg/m2 on or before August 31, 2022.

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Importance: Angiotensin receptor-neprilysin inhibition (ARNI) improves mortality among patients with heart failure with reduced ejection fraction (HFrEF), ie, those with an EF of 40% or less.

Objective: To describe national longitudinal trends in ARNI prescribing patterns among hospitalized patients with HFrEF.

Design, Setting, And Participants: Using data from the Get With The Guidelines-Heart Failure (GWTG-HF) registry, hospitalized patients with HFrEF at 614 participating hospitals were identified.

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Background: Significant gap remains in the implementation of guideline-directed medical therapy (GDMT) in patients with heart failure after a hospitalization. We aimed to evaluate the use and titration of GDMT at discharge and over a 12-month period after hospital discharge and to identify factors associated with GDMT use and titration.

Methods And Results: The CONNECT-HF (Care Optimization Through Patient and Hospital Engagement Clinical Trial for Heart Failure) trial evaluated the effect of a hospital and postdischarge quality improvement intervention in participants with heart failure with reduced ejection fraction.

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Implantable cardioverter-defibrillators (ICDs) are recommended to reduce the risk of sudden cardiac death (SCD) in patients with heart failure with reduced ejection fraction (HFrEF). The landmark studies leading to the current guideline recommendations preceded the 4 pillars of guideline-directed medical therapies (GDMTs). Therefore, some have questioned the role of ICDs for primary prevention in current clinical practice.

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Importance: Sodium-glucose cotransporter-2 inhibitors (SGLT2is) are the first therapy shown to improve clinical outcomes for patients with heart failure (HF) and a left ventricular ejection fraction (LVEF) greater than 40%. Nationwide adoption of SGLT2is in the US since publication of the Empagliflozin Outcome Trial in Patients With Chronic Heart Failure With Preserved Ejection Fraction (EMPEROR-Preserved) in August 2021 is unknown.

Objective: To examine trends and hospital-level variation in SGLT2i adoption.

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Background: Renin-angiotensin system (RAS) inhibitors at higher target doses reduce the risk of death in patients with heart failure with reduced ejection fraction (HFrEF). Less is known about their effectiveness in octogenarians, the examination of which was the objective of this study.

Methods: Of the 32,964 veterans ≥ 80 years with HFrEF (ejection fraction ≤ 40%) receiving RAS inhibitors, 6655 received them at target doses.

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Article Synopsis
  • Fewer than 20% of heart failure patients with reduced ejection fraction receive all recommended treatments, highlighting the need to investigate disparities based on race, sex, and social factors for effective care.
  • A study analyzed data from the American Heart Association's registry to evaluate how these disparities affect the optimization of quadruple therapy in heart failure patients between July 2021 and September 2023.
  • Results showed that while Black and Hispanic patients had slightly higher therapy scores compared to non-Hispanic Whites, females performed better than males, and those without private insurance faced significantly lower optimization scores.
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Aims: Psychological distress is prevalent among heart failure (HF) patients, yet its impact on healthcare expenditure and utilization remains understudied. The aim of this study was to investigate the prevalence of psychological distress in HF patients and its impact on healthcare expenditure and utilization.

Methods And Results: We analysed data from the Medical Expenditure Panel Survey from January 2016 to December 2021, focusing on adults diagnosed with HF.

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Diabetes has classically been associated with atherosclerotic cardiovascular disease. However, heart failure is now increasingly recognized as a prevalent and often first cardiovascular complication among patients with diabetes. Investigation of this epidemiological relationship has led to recognition of diabetic cardiomyopathy, or structural heart disease that develops in patients with diabetes and may lead to progressive heart failure independently of coronary artery disease or conventional cardiovascular risk factors such as hypertension.

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Background: Patients with premorbid dementia have been generally excluded from trials of stroke therapies, and their dementia diagnosis may affect the care received. There are few data on the quality of stroke care and outcomes in these patients.

Methods: We compared the quality of care and outcomes for acute ischemic stroke patients with versus without premorbid dementia using national data from the Get With The Guidelines-Stroke registry between July 1, 2020, and December 31, 2021.

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