Publications by authors named "Alencar J"

Background: Drug-coated balloons present a potentially advantageous therapeutic approach for managing coronary in-stent restenosis (ISR). However, the comparative benefits of paclitaxel-coated balloons (PCBs) over uncoated balloons (UCBs) remain unclear.

Aims: We conducted a systematic review and meta-analysis to evaluate and compare the clinical outcomes of patients treated with PCBs and UCBs.

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  • The study explored how different breeding sites for mosquitoes affect the presence of arboviruses in a fragment of the Atlantic Forest in Brazil.
  • Researchers collected mosquito samples from various traps, including tires and bamboo, to assess which environment was most favorable for mosquito breeding.
  • Findings revealed that tire traps had the highest density of mosquitoes, while bamboo traps hosted the greatest diversity, underscoring the importance of targeting specific breeding sites for effective mosquito control.
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This systematic review was aimed at addressing the focused question: What is the protective potential of biological agents against alveolar bone resorption during the progression of experimental periodontitis (EP)? The study protocol was registered in the Open Science Framework database (doi:10.17605/OSF.IO/3P2HY).

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Background: It has been established that concurrent ST-T alterations in limb leads can assist in identifying the location of left anterior descending (LAD) artery occlusion. The de Winter pattern is an atypical electrocardiographic manifestation characterized by ST-segment depression associated with LAD artery occlusion. We hypothesized that this atypical pattern could potentially interfere with the accurate localization of the LAD occlusion site on the electrocardiogram.

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A generation ago thrombolytic therapy led to a paradigm shift in myocardial infarction (MI), from Q-wave/non-Q-wave to ST-segment elevation MI (STEMI) vs non-STEMI. Using STE on the electrocardiogram (ECG) as a surrogate marker for acute coronary occlusion (ACO) allowed for rapid diagnosis and treatment. But the vast research catalyzed by the STEMI paradigm has revealed increasing anomalies: 25% of "non-STEMI" have ACO with delayed reperfusion and higher mortality.

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Introduction: Electrocardiography (ECG) remains a fundamental tool in cardiovascular diagnostics, frequently relying on System 1 thinking-rapid, intuitive pattern recognition (PR). However, this approach can be insufficient when dealing with complex cases where diagnostic precision is essential. This article emphasizes the importance of integrating System 2 thinking-a more deliberate, evidence-based approach-into ECG interpretation to enhance diagnostic accuracy and avoid clinical errors.

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Introduction: Entrustable professional activities (EPAs) are one way to assess competencies, and are designed to bridge the gap between theoretical competencies and real world clinical practice.

Aims: This was a systematic review which aims to answer the question: "Which EPAs related to Emergency Medicine are described for medical schools?".

Methods: We included original qualitative, interventional and observational studies (cross-sectional, case-control, and cohort studies) that described EPAs relevant to Emergency Medicine for Medical School.

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It is estimated that there are over 500 species of arboviruses worldwide, with more than 150 of them directly associated with human diseases, the majority of which are zoonotic. Among the main arboviruses circulating in Brazil, dengue, Zika, and chikungunya stand out, all transmitted through a common vector, Aedes aegypti. Given this scenario, the development and implementation of more efficient surveillance strategies become urgent.

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Article Synopsis
  • The study critiques the current classification of acute myocardial infarction (AMI) into STEMI and NSTEMI, stating it doesn't adequately capture the complexities of acute coronary syndromes.
  • It proposes a new framework called occlusion myocardial infarction (OMI) and non-occlusion myocardial infarction (NOMI) to improve diagnosis and management methods for AMI.
  • The research emphasizes the importance of quick ECG assessments and immediate treatments for OMI cases, aiming to enhance patient outcomes and encouraging further investigation in the cardiology field.
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  • The Sarcophagidae family is diverse in Brazil and is crucial for medical and forensic studies, particularly in examining carcasses.
  • This study focuses on the species Peckia (Euboettcheria) collusor, analyzing its developmental stages and morphological traits to aid in forensic entomology.
  • Researchers observed pupal development at two temperatures, identifying key morphological features to help estimate the post-mortem interval of corpses.
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Global biodiversity is under substantial threat due to biological invasions, a problem exacerbated by climate change. Such invasions have detrimental effects on the environment, economy, and human health, resulting in significant financial burdens. Recently, understanding these challenges has become a highlighted priority within the scientific community.

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Diverse larval habitats significantly influence female mosquito oviposition. Utilizing traps that simulate these habitats is helpful in the study of the bioecology and characteristics of pathogen-transmitting species during oviposition. This study evaluated the feasibility of different traps in natural environments by comparing sampling methods and detecting the oviposition of epidemiologically important mosquitoes, with emphasis on species, in a fragment of the Atlantic Forest in Silva Jardim, Rio de Janeiro State, Brazil.

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Introduction: The electrocardiogram (ECG) is a valuable tool for interpreting ventricular repolarization. This article aims to broaden the diagnostic scope beyond the conventional ischemia-centric approach, integrating an understanding of pathophisiological influences on ST-T wave changes.

Methods: A review was conducted on the physiological underpinnings of ventricular repolarization and the pathophisiological processes that can change ECG patterns.

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Insects are the most diverse animal taxon on Earth and play a key role in ecosystem functioning. However, they are often neglected by ecological surveys owing to the difficulties involved in monitoring this small and hyper-diverse taxon. With technological advances in biomonitoring and analytical methods, these shortcomings may finally be addressed.

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