555,581 results match your criteria: "Brazil; Hospital de Clinicas de Porto Alegre L.A.S.[Affiliation]"

Objectives: to understand the experience of nurses immersed in the everyday world of organ and tissue donation.

Methods: study on the social phenomenology of Alfred Schütz, carried out with 27 nurses who work on Intra-Hospital Committees for Donation of Organs and Tissues for Transplants in states in the Northeast of Brazil. Data were collected through phenomenological interviews and analyzed according to the adopted framework and compared with scientific productions.

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Objective: to analyze how the process of implementing an onco-hematology nursing service at a pediatric hospital in Rio de Janeiro took place.

Methods: a historical, qualitative study. Sources included written and oral documents, produced through semi-structured interviews, carried out between August 2022 and February 2023 with nurses who worked on implementing the service, represented by 40 minutes, nine care protocols and eight reports from the hospital's internal website.

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Objective: To develop the concept of a Healthcare-Associated Infections Controller.

Method: A qualitative methodological study, based on the Hybrid Model of Concept Development, conducted in three phases: Theoretical Phase (through a scoping review with a sample of 28 studies), Field Phase (online meeting with 30 professionals in the field), and Final Analytical Phase (data analysis and concept definition).

Results: The antecedents, attributes, and consequences identified in the theoretical phase were similar to those described by the professionals.

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Objectives: to highlight the effect of using clinical simulation in the training of undergraduate nursing students for the development of skills in cardiovascular health assessment.

Methods: a systematic review was conducted in the PubMed/MEDLINE, LILACS, Scopus, EBSCO, Web of Science, and Science Direct databases from August to September 2023. Of the 685 articles identified, 6 were selected, consisting of 4 experimental studies and 2 quasi-experimental studies, all of good methodological quality according to the Joanna Briggs Institute.

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Objective: To evaluate how job satisfaction and motivation impact the perception of occupational stress among operating room nursing professionals.

Methods: This observational cross-sectional study was conducted at a major federal university hospital in Northeast Brazil, with data collection occurring in May and June of 2023.

Results: Among the 92 respondents, which included nurses (35; 38.

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Objectives: to validate an instrument for family self-efficacy perception in home care for children on peritoneal dialysis.

Methods: a methodological study. The theoretical framework was presented, conducted through a literature review, field research, item development, content validity by a committee of judges and semantic analysis with families.

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Objectives: to develop and validate the content of an interprofessional care protocol for high-risk prenatal care.

Methods: this methodological study employed a quantitative approach and was conducted from June 2022 to February 2023. The first phase involved developing the protocol using the Convergent Care Research methodology, while the second phase consisted of content validation by 11 expert judges.

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Background: The perioperative management of patients undergoing cardiac surgery is highly complex and involves numerous factors. There is a strong association between cardiac surgery and perioperative complications. The Brazilian Surgical Identification Study (BraSIS 2) aims to assess the incidence of death and early postoperative complications, identify potential risk factors, and examine both the demographic characteristics of patients and the epidemiology of cardiovascular procedures.

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Caffeine-clarithromycin coadministration and hyperlactatemia in a young infant: a case report.

Crit Care Sci

March 2025

Division of Critical Care Medicine, Department of Pediatrics, Hospital das Clínicas, Faculdade de Medicina de Ribeirão Preto, Universidade de São Paulo - São Paulo (SP), Brazil.

Apnea is a major complication of acute respiratory tract infection in young infants and may lead to the need for ventilatory support. Caffeine is methylxanthine, which is considered the mainstay of pharmacologic treatment for apnea of prematurity. On the basis of neonatal guidelines, caffeine has been used as a respiratory stimulant for the treatment of acute respiratory tract infection-related apnea, despite low evidence of its ability to improve clinical outcomes.

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Objectives: Energy drink (ED) consumption is frequently observed among higher education students and is often associated with increased concentration and academic performance. However, the purported benefits are not fully supported by scientific evidence. This protocol details methods for a systematic review and meta-analysis to evaluate the effects of ED on university students' mental health and academic performance.

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Assessment of patient safety from their perspective during the COVID-19 pandemic.

Rev Gaucha Enferm

March 2025

Universidade Federal de São Paulo (UNIFESP), Escola Paulista de Enfermagem. Departamento de Administração em Serviços de Saúde e Enfermagem. São Paulo, São Paulo, Brasil.

Objective: to assess patient safety, from their own perspective, during hospitalization for COVID-19 in a university hospital.

Method: cross-sectional study conducted in a university hospital in São Paulo, Brazil, involving patients hospitalized due to COVID-19. The sample included 129 participants hospitalized between March 2020 and June 2021 who responded to the Patient Measure of Safety instrument.

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Competences and skills of nurses in school health: a scoping review.

Rev Gaucha Enferm

March 2025

Universidade Federal de Pernambuco , Centro de Ciências da Saúde, Departamento de enfermagem, Recife, Pernambuco, Brasil.

Objective: to map scientific evidence on the professional competences and skills of nurses who work in school health.

Method: Scoping review based on the manual from the protocol for writing Evidence Syntheses from the Joanna Briggs Institute and the Preferred Reporting Items for Systematic Reviews and Meta-Analyses - extension for Scoping Reviews. The search was conducted in the following databases: Cumulative Index to Nursing and Allied Health Literature; Latin American and Caribbean Literature in Health Sciences; Medical Literature Analysis and Retrieval System Online; SCOPUS; Web of Science; Science Direct; Educational Resources Information Center; Embase; Google Scholar.

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Objective: To understand the use of the Child Health Handbook in Primary Care from the perspective of family health professionals and mothers.

Method: Qualitative research, grounded in Symbolic Interactionism, with 25 family health professionals and 11 mothers, in a city in Northeast Brazil. The data were collected in the months of September and October 2020, through semi-structured interviews and submitted to inductive thematic analysis.

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The effective delivery of drugs remains a major challenge in the development of new therapeutic molecules. Several strategies have been employed to address this issue, with cell-penetrating peptides (CPPs) standing out due to their ability to traverse cell membranes with minimal cytotoxicity and their relatively straightforward synthesis when conjugated with other molecules. However, while CPPs can successfully enter the cytoplasm, they often lack specificity for particular organelles, leaving target engagement to the drug itself.

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The accurate estimation of methane generation in landfills is crucial for effective greenhouse gas management and energy recovery, requiring site-specific assessments due to the inherent variability in waste composition and properties before and after disposal. This study investigates the uncertainties associated with methane generation predictions by employing a combination of stoichiometric methods, Biochemical Methane Potential (BMP) assays, and Bayesian inference. Fresh and aged (1-year-old and 5-year-old) samples collected in the tropical Saravan dump site in Gilan, Iran, were used to evaluate the waste's methane generation potential and degradation rate in the field.

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Ultra-confined plasmons reveal moiré patterns in a twisted bilayer graphene-talc heterostructure.

Nanoscale

March 2025

Laboratório Nacional de Luz Síncrotron (LNLS), Centro Nacional de Pesquisa em Energia e Materiais (CNPEM), Campinas, SP, 13083-970, Brazil.

This work investigates the plasmonic properties of a twisted bilayer graphene (TBG) and talc heterostructure. Talc, a naturally occurring phyllosilicate, promotes p-type charging of graphene, supporting high charge mobility and strong interaction between graphene plasmons and talc's phonon polaritons. This interaction results in the formation of surface plasmon-phonon polariton (SP) modes, which are detected using infrared scattering-type scanning near-field optical microscopy (IR s-SNOM) at room temperature.

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The objective of this study is to compare the characteristics and trends of HIV/AIDS notifications among Indigenous and non-Indigenous populations in Brazil from 2007 to 2023. This is a cross-sectional, ecological, and descriptive study, employing adult HIV/AIDS surveillance data, which includes sociodemographic variables, epidemiological backgrounds, and laboratory data. A total of 487,405 HIV/AIDS cases were recorded, with a significantly higher prevalence among individuals of Asian race/color.

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The linseed processing was carried out on a laboratory scale to obtain the linseed protein concentrate (LPC), using the physical method. The analyzes were carried out on whole grains (WG), demucilated grains (DG) and LPC. In the fractions obtained, the chemical composition (dry matter, ash, lipids, crude protein, total dietary fiber, soluble fiber and insoluble fiber), total phenolic compounds and physicochemical properties were evaluated in the obtained fractions.

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Assessment of the endectocide efficacy of a pour-on topical solution containing fluazuron, fipronil and eprinomectin in cattle.

Vet Res Commun

March 2025

Faculdade de Ciências Agrarias e Veterinária (FCAV), Universidade Estadual de São Paulo (Unesp), Jaboticabal, São Paulo, Brasil.

The present study aimed to evaluate the effectiveness of a new formulation composed of the chemical active ingredients benzoylphenylurea, phenylpyrazole and macrocyclic lactone, which have different mechanisms of action on the most important parasites, such as R. microplus, H. irritans, D.

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Recent research highlights TXA's potential in managing postoperative bleeding in bariatric surgery, prompting us to evaluate its effectiveness for treatment and prophylaxis. PubMed, Scopus, Cochrane Central, SciElo, and LILACS were searched for TXA studies in bariatric surgery, excluding those without control groups or with overlapping populations. Outcome analysis focused on postoperative bleeding, length of hospital stay (LOS), TXA side effects, mortality, transfusion needs, and thromboembolic complications.

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Objectives: This systematic review and meta-analysis (SRM) evaluated the effect of incorporating calcium-based bioactive agents in bleaching gels on dental structure preservation and whitening efficacy.

Methods: A comprehensive search was conducted across databases up to November 2024. Two independent reviewers screened and selected clinical trials and in vitro studies evaluating the effects of calcium-based bioactive agents in bleaching gels, following predefined PICO criteria.

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Elicited emotion: effects of inoculation of an art style on emotionally strong images.

Exp Brain Res

March 2025

Department of Basic Psychology II, National University of Distance Education, Office 2.38, Faculty of Psychology, UNED, Juan del Rosal 10, 28040, Madrid, Spain.

The objective of this research is to study how the application of the Convolutional Neural Network (CNN) artistic filter can be an alternative to mitigate the emotional response to photographs with strong emotional content published in Internet news. Van Gogh's artistic style was extracted through a CNN and inoculated with 64 IAPS images chosen to cover the entire emotional space. 140 university students of both sexes (70 men and 70 women) with an average age of 22 years, evaluated 128 stimuli, 64 original and 64 digitally inoculated, giving the appearance that they were painted with the artistic style of Van Gogh.

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Objective: To prospectively determine the ability of visible lesions on multiparametric MRI (PI-RADS 4-5) and commonly used biomarkers to predict disease upgrading on rebiopsy in men with low-risk prostate cancer (PCa) enrolled in active surveillance (AS).

Materials And Methods: For this prospective study, approved by the Institutional Review Board (IRB), we selected consecutive patients with low-risk, low-grade, and localized prostate cancer (PCa) from our active surveillance (AS) program, who were enrolled between March 2014 and December 2020. Patients who had undergone previous prostate surgery, hormonal treatment, had contraindications for mpMRI, or transrectal ultrasound-guided (TRUS) biopsy were excluded from this study.

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During May-December 2024, we detected Oropouche virus (OROV) in 13.9% (263/1,890) of febrile patients in Ceará state, Brazil. Genomic sequencing revealed those cases were caused by a novel OROV reassortant previously identified in the Amazon region.

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Immunity and neuroinflammation in early stages of life and epilepsy.

Epilepsia

March 2025

Departamento de Neurologia e Neurocirurgia, Escola Paulista de Medicina, Universidade Federal de São Paulo (Unifesp), São Paulo, Brazil.

The immune system is crucial for the correct brain development, and recent findings also point toward central control of immune response. As the immune system is not fully developed at birth, the early years become an important window for infections and for the development of epilepsy. Both central and even peripheral inflammation may impact brain function, promoting opening of the blood-brain/blood and cerebrospinal barriers and allowing entry of immune cells and cytokines, which in turn may affect neuron function and connections.

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