548,772 results match your criteria: "Brazil; Hospital Samaritano de Sao Paulo[Affiliation]"

Background: Universal healthcare is a cornerstone of Brazil's public health system. However, delayed diagnosis and treatment of chronic kidney disease (CKD) remain substantial issues. The scarcity of outpatient dialysis facilities contributes to extended hospital stays.

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Background: The diagnosis and treatment of latent tuberculosis infection (LTBI) are crucial for tuberculosis (TB) control. Household contacts (HHC) of patients with pulmonary TB are at a high risk of LTBI due to their close proximity to source cases.

Objective: To describe the diagnosis and treatment of LTBI among HHC.

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Prevalence of Temporomandibular Disorder and its association with anxiety in academics: a cross-sectional study.

Sao Paulo Med J

January 2025

Associate Professor, Graduate Program in Dentistry, Atitus Educação, Passo Fundo (RS), Brazil.

Background: Temporomandibular disorders (TMD) are a major cause of non-dental pain in the oral and facial regions.

Objective: This study aimed to determine the prevalence and severity of TMD and anxiety among academics and to investigate the relationship between TMD and its associated factors.

Design And Setting: This cross-sectional study included a sample of 295 academics undertaking health courses at a university in Brazil.

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Assessment of detraining through a six-minute walk test in patients with heart disease.

Sao Paulo Med J

December 2024

Professor, Department of Applied Physical Therapy, Universidade Federal do Triângulo Mineiro (UFTM), Uberaba (MG), Brazil.

Background: Detraining can partially or completely reduce training-induced metabolic adaptations. However, the duration for which the rehabilitation effects persist after detraining, especially in patients with heart disease, remains unclear.

Objectives: To evaluate the principle of reversibility/detraining in patients with heart disease via the 6-minute walk test (6MWT) after a period of rest.

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Intensity-modulated radiation therapy for early-stage breast cancer: a systematic review and meta-analysis.

Sao Paulo Med J

January 2025

Professor, Discipline of Evidence-Based Medicine, Escola Paulista de Medicina (EPM), Universidade Federal de São Paulo (Unifesp), São Paulo, SP, Brazil; Consultant, Centre of Health Technology Assessment, Hospital Sírio-Libanês, São Paulo (SP), Brazil.

Background: Radiation therapy (RT) is a standard treatment for non-metastatic breast cancer and is associated with acute and late toxicities. Intensity-modulated RT (IMRT) may decrease toxicity and is convenient for patients.

Objectives: To assess the efficacy and safety of IMRT in women with early stage breast cancer.

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Prevalence of depressive disorders among pregnant women in Brazil in 2019: A descriptive cross-sectional study.

Sao Paulo Med J

January 2025

Adjunct Professor, Department of General and Specialized Surgery, Faculty of Medicine, Universidade Federal Fluminense (UFF), Niterói (RJ), Brazil.

Background: Prenatal depression threatens maternal and child well-being and interferes with issues prioritized by the 2030 agenda for the Sustainable Development Goals.

Objectives: This study aimed to estimate the prevalence of depressive disorders during pregnancy using the Patient Health Questionnaire-9 (PHQ-9).

Design And Setting: A cross-sectional study using a sample of pregnant Brazilian women, representative of Brazil as a whole.

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Retrospective study of factors associated with the clinical severity of covid-19 in older adults in Minas Gerais: structural equation modeling.

Sao Paulo Med J

January 2025

Full Professor, Department of Nursing Education and Community Health, Nursing Graduate Program, Universidade Federal do Triângulo Mineiro (UFTM), Uberaba (MG), Brazil.

Background: Studies have shown an association between the clinical severity of coronavirus disease (COVID-19) and sociodemographic and clinical variables in older adults. However, few studies have described the explanatory factors of the relationship between these variables and the clinical severity of COVID-19 using structural equation modeling.

Objective: To analyze the factors directly and indirectly associated with the clinical severity of coronavirus disease (COVID-19) among older adults in Minas Gerais, Brazil.

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Quantum computers hold the promise of more efficient combinatorial optimization solvers, which could be game-changing for a broad range of applications. However, a bottleneck for materializing such advantages is that, in order to challenge classical algorithms in practice, mainstream approaches require a number of qubits prohibitively large for near-term hardware. Here we introduce a variational solver for MaxCut problems over binary variables using only n qubits, with tunable k > 1.

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While some relationships in phylogenomic studies have remained stable since the Sanger sequencing era, many challenging nodes remain, even with genome-scale data. Incongruence or lack of resolution in the phylogenomic era is frequently attributed to inadequate data modeling and analytical issues that lead to systematic biases. However, few studies investigate the potential for random error or establish expectations for the level of resolution achievable with a given empirical dataset and integrate uncertainties across methods when faced with conflicting results.

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Purpose: Primary bilateral macronodular adrenal hyperplasia (PBMAH), the most common cause of Cushing's syndrome due to bilateral nodules, is a heterogeneous disease at the clinical, hormonal and morphological levels. ARMC5 inactivating pathogenic variants are causative of PBMAH and rare variants of PDE11A have been associated with PBMAH.

Methods: Leukocyte DNA of 354 PBMAH index cases was sequenced for ARMC5 and PDE11A genes by Next generation sequencing (NGS).

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Background: Orofacial clefts are the most common craniofacial anomalies that include a variety of conditions affecting the lips and oral cavity. They remain a significant global public health challenge. Despite this, the quality of care for orofacial clefts has not been investigated at global and country levels.

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A major challenge in the development of more effective therapeutic strategies for Alzheimer's disease (AD) is the identification of molecular mechanisms linked to specific pathophysiological features of the disease. Importantly AD has a two-fold higher incidence in women than men and a protracted prodromal phase characterized by amnestic mild-cognitive impairment (aMCI) suggesting that biological processes occurring early can initiate vulnerability to AD. Here, we used a sample of 125 subjects from two independent study cohorts to determine the levels in plasma (the most accessible specimen) of two essential mitochondrial markers acetyl-L-carnitine (LAC) and its derivative free-carnitine motivated by a mechanistic model in rodents in which targeting mitochondrial metabolism of LAC leads to the amelioration of cognitive function and boosts epigenetic mechanisms of gene expression.

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Tuberculosis healthcare service disruptions during the COVID-19 pandemic in Brazil, India and South Africa: A model-based analysis of country-level data.

PLOS Glob Public Health

January 2025

Desmond Tutu TB Centre, Department of Paediatrics and Child Health, Faculty of Medicine and Health Sciences, Stellenbosch University, Stellenbosch, South Africa.

Tuberculosis (TB) is the leading infectious disease cause of death worldwide. In recent years, stringent measures to contain the spread of SARS-CoV-2 have led to considerable disruptions of healthcare services for TB in many countries. The extent to which these measures have affected TB testing, treatment initiation and outcomes has not been comprehensively assessed.

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Introduction: The expectations and needs of users and those assisting determine the quality of services. It becomes a priority to understand how all elements involved in the care process perceive the quality of the services offered, aiming to intervene promptly and organize them to satisfy the needs of both and improve the assistance provided.

Objective: To develop and carry out content validation of an instrument for evaluating the quality of the Reception service with Risk Classification in obstetrics with evaluation dimensions for users, health professionals, and managers.

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Objective: Energy therapies have been suggested as potential treatments for overactive bladder (OAB), yet there are few studies examining their efficacy. This study aimed to compare the effects of fractional microablative radiofrequency (RF) to sham treatment.

Methods: A pilot clinical trial was conducted with 77 women diagnosed with OAB, randomized into two groups: one receiving three monthly sessions of fractional microablative RF and the other receiving sham treatment, both combined with behavioral therapy.

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Multi-species tests in bioassays offer a holistic view of the ecosystem's response to toxicity, as different species display varying sensitivities to pollutants. This research aimed to assess the ability of toxicity tests' to distinguish contamination levels, examine site-specific effects, and investigate seasonal variability. Using a multispecies approach (Nannochloropsis oceanica, Artemia franciscana, and Arbacia nigra), bioassays evaluated marine water quality from Callao Bay in Peru across four sampling areas (Naval School: PA1, Peruvian Marine Institute: PA2, Callao Pier: PA3, and San Lorenzo Island: PA4).

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The Psychometric Properties of the EuroQol 5D Five Level in Survivors of Critical Illness.

Crit Care Med

January 2025

Australian and New Zealand Intensive Care Research Centre (ANZIC-RC), School of Public Health and Preventive Medicine, Monash University, Melbourne, VIC, Australia.

Objectives: The EuroQol 5D five level (EQ-5D-5L) instrument is a standardized measure of health-related quality of life and is routinely used in survivors of critical illness. However, information on its psychometric properties and minimal clinically important difference (MCID) in this patient group is lacking.

Design: Secondary analysis of data from the previously published PREDICT (a registry in critically ill patients to determine predictors of disability-free survival) study, a prospective, multicenter cohort study.

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Objectives: To summarize the delirium treatment trial literature, identify the unique challenges in delirium treatment trials, and formulate recommendations to address each in older adults.

Design: A 39-member interprofessional and international expert working group of clinicians (physicians, nurses, and pharmacists) and nonclinicians (biostatisticians, epidemiologists, and trial methodologists) was convened. Four expert panels were assembled to explore key subtopics (pharmacological/nonpharmacologic treatment, methodological challenges, and novel research designs).

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Background: This study evaluated the effectiveness of a virtual reality (VR) high-intensity interval training (HIIT) boxing protocol compared to traditional high-intensity circuit training (HICT) in improving exercise motivation, engagement, and physiological responses among 30 healthy medical students.

Objective: The purpose was to compare the VR HIIT protocol, which involved using an Oculus Quest 2 for a futuristic exoskeleton game experience, with a traditional 12-exercise HICT.

Methods: In total, 30 medical students engaged in both VR HIIT, using an Oculus Quest 2 for a futuristic exoskeleton game experience, and a traditional 12-exercise HICT.

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Integrating technology into healthcare services has direct implications for the efficacy and performance of client care. In view of this, the aim was to identify the possibilities of using virtual reality glasses in healthcare. An integrative literature review was conducted in October 2024, searching in MEDLINE, LILACS, BDENF, Scopus, Web of Science, EMBASE, and Science Direct.

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Background: Amputations in children represent significant events. Few studies analyse amputations in this specific population, and most of them are old, regionalised and with small sample sizes. Besides, there are no large studies in low-income and middle-income countries.

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Purpose Of Review: Arboviral infections caused by Dengue, Zika, and Chikungunya viruses continue to pose a significant global health threat, particularly in endemic regions. This review is timely because of the increasing prevalence of these infections, driven by factors such as urbanization and climate change. Dermatological manifestations of these viruses are crucial for early diagnosis, especially given the overlap in symptoms, which can complicate differential diagnosis.

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Yerba mate (YM, ) is an economically important crop marketed for the elaboration of mate, the third-most widely consumed caffeine-containing infusion worldwide. Here, we report the first genome assembly of this species, which has a total length of 1.06 Gb and contains 53,390 protein-coding genes.

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Objectives: To summarize the delirium treatment trial literature, identify the unique challenges in delirium treatment trials, and formulate recommendations to address each in older adults.

Design: A 39-member interprofessional and international expert working group of clinicians (physicians, nurses, and pharmacists) and nonclinicians (biostatisticians, epidemiologists, and trial methodologists) was convened. Four expert panels were assembled to explore key subtopics (pharmacological/nonpharmacologic treatment, methodological challenges, and novel research designs).

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