Publications by authors named "Marcelo A P Braga"

Background: High-power short-duration (HPSD) ablation has emerged as a promising alternative to conventional power delivery (CPD) for pulmonary vein isolation (PVI) among patients with atrial fibrillation (AF), though its efficacy, procedural efficiency, and safety profile remain uncertain.

Aims: To evaluate and compare the efficacy, procedural efficiency, and safety of HPSD versus CPD ablation strategies for PVI in patients with AF through a systematic review and meta-analysis of randomized controlled trials (RCTs).

Materials And Methods: PubMed, Embase, Cochrane Library, and ClinicalTrials.

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Introduction: The cardiovascular safety of testosterone-replacement therapy (TRT) for middle-aged and older men with low to low-normal levels of testosterone remains unclear.

Methods: We systematically searched PubMed, Embase, Cochrane Library, and ClinicalTrials.gov for randomized controlled trials (RCTs) comparing TRT versus placebo for men aged ≥ 40 years old with hypogonadism or low to low-normal testosterone levels (≤ 14 nmol/L), and at least 12 months of follow-up.

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Background: Enfortumab vedotin (EV) is an antibody-drug conjugate that binds nectin-4, a cell-adhesion molecule highly expressed in urothelial carcinoma (UC) and epidermal keratinocytes. Dermatologic events have become important EV-related toxicities in clinical trials and observational studies. We conducted a systematic review and meta-analysis on dermatological toxicity in UC patients treated with EV.

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Aims: The comparative effectiveness of specific antihypertensive agents in preventing new-onset or recurrent atrial fibrillation (AF) remains under debate. This study aimed to evaluate the impact of different antihypertensive agents on AF risk.

Methods: Medline, Cochrane, EMBASE, and ClinicalTrials.

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Background: The optimal timing for percutaneous coronary intervention (PCI) in patients undergoing transcatheter aortic valve replacement (TAVR) is uncertain.

Objectives: To compare different PCI timings in patients with CAD undergoing TAVR.

Methods: MEDLINE, Embase, and Cochrane were systematically searched for studies comparing different timings of PCI in patients with aortic stenosis and coronary artery disease (CAD) undergoing TAVR.

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Background: The decision to perform segmental or extended colectomy in Lynch syndrome (LS) patients with colorectal cancer (CRC) is still controversial. Therefore, this systematic review and meta-analysis aims to provide updated evidence for segmental versus extended colectomy in LS carriers with CRC.

Methods: PubMed, Embase, and Cochrane Library were systematically searched for studies published until January 2024 comparing segmental and extended colectomies for CRC in patients with LS.

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Article Synopsis
  • Intracranial aneurysms are rare in children, making up less than 5% of cases, and their unique shape poses challenges for treatment, particularly with the growing use of flow-diverter devices like the Pipeline Embolization Device (PED).
  • A systematic review and meta-analysis were conducted using data from Medline, Embase, and Web of Science, focusing on studies with at least three pediatric patients to evaluate outcomes such as occlusion rates, complications, and mortality.
  • The analysis included 80 patients and showed a high immediate occlusion rate of 90%, favorable clinical outcomes in 92% of cases, and a low complication rate of 3%, indicating that flow-diverter
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Article Synopsis
  • There’s a debate about how long patients with heart problems should take two types of medicine together, called dual antiplatelet therapy (DAPT).
  • Researchers wanted to see how effective and safe different lengths of DAPT are for patients who have serious heart issues and receive a special procedure to help their hearts.
  • They found that taking DAPT for just 1 month followed by another medicine might reduce serious bleeding, but didn't change the number of heart problems compared to taking DAPT for 12 months.
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Background: Recent research has raised questions about the assumed cardiovascular (CV) benefits of high-density lipoprotein cholesterol (HDL-C) and the potential for adverse outcomes with extremely high levels.

Objective: We conducted a meta-analysis to investigate the association between very high HDL-C levels (≥80 mg/dL) and mortality outcomes in individuals without coronary artery disease (CAD).

Methods: We systematically searched PubMed, Embase, and Cochrane databases for studies comparing very high HDL-C levels to normal levels (40-60 mg/dL) in CAD-free individuals.

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Background: Multiple studies continue to evaluate the use of intracardiac echocardiography (ICE) and transesophageal echocardiography (TEE) for guiding left atrial appendage occlusion (LAAO).

Objective: The purpose of this study was to conduct an updated meta-analysis comparing the effectiveness and safety outcomes of both imaging modalities.

Methods: PubMed, Cochrane, and Embase were searched for studies comparing ICE vs TEE to guide LAAO.

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The efficacy and safety of hybrid ablation (HA) for patients with non-paroxysmal atrial fibrillation (AF) remain unclear. PubMed, Embase, Cochrane, and ClinicalTrials.gov were searched for randomized controlled trials (RCTs) comparing HA (endo-epicardial ablation) versus endocardial ablation (EA) for patients with persistent/long-standing persistent AF.

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Background: The efficacy and safety of adjunctive low-voltage area (LVA) ablation on outcomes of catheter ablation (CA) for atrial fibrillation (AF) remains uncertain.

Methods: PubMed, Embase, Cochrane Library, and ClinicalTrials.gov were searched for randomized controlled trials (RCTs) comparing CA with versus without LVA ablation for patients with AF.

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Background: Laparoscopy-assisted gastrectomy (LAG) is a well-established surgical technique in treating patients with early gastric cancer. However, the efficacy and safety of LAG versus open gastrectomy (OG) in patients with advanced gastric cancer (AGC) remains unclear.

Methods: We systematically searched PubMed, Embase, and Cochrane Library in June 2023 for RCTs comparing LAG versus OG in patients with AGC.

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Background: Patients with heart failure have high rehospitalisation rates and poor cardiovascular outcomes. Home-based monitoring (HBM) has emerged with promising results in different settings. However, its long-term effects on patients recently admitted for acute decompensated heart failure (ADHF) remain uncertain.

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Background: Cancer survivors are at increased risk for atrial fibrillation (AF). However, data on the efficacy and safety of catheter ablation (CA) in this population remain limited. Therefore, we aimed to perform a systematic review and meta-analysis comparing outcomes after CA for AF in patients with versus without prior or active cancer.

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