417 research outputs found

    The Effects of Spirituality and Religiosity on Better Symptom Control in Patients With Covid-19

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    The new coronavirus (SARS-CoV-2), whose disease is COVID-19, in March 2020, spread around the world. To minimize the deleterious effects of emotional vulnerability, many strategies are in use worldwide, such as support groups, online courses, use of social networks, web meetings, yoga practice, meditation, and other contemplative religious and spiritual activities. Religious and spiritual beliefs have been used to deal with tough situations and, through scientific literature is still not so clear about the role of spirituality and religiosity (S/R) in physical and mental health during the pandemic. Therefore, this article proposes a discussion about the physiopathological mechanisms of COVID-19 and how S/R could be useful in this context. In this sense, religious faith can be a powerful resource for good health and well-being with a positive impact verified in mental health outcomes it is plausible to suggest that S/R should be an important tool in minimizing the population suffering at this moment. Spiritual care has long been recognized as one of the domains of quality palliative care, but every health care professional is ultimately responsible for ensuring spiritual care to deal with spiritual distress and improve quality of life in the scenarios inherent to COVID-19

    The Pterional Craniotomy: Tips And Tricks.

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    This review intended to describe in a didactic and practical manner the frontotemporosphenoidal craniotomy, which is usually known as pterional craniotomy and constitute the cranial approach mostly utilized in the modern neurosurgery. This is, then, basically a descriptive text, divided according to the main stages involved in this procedure, and describes with details how the authors currently perform this craniotomy.70727-3

    Craniotomia orbitozigomática em três peças: dicas e truques

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    Didactically describe the orbitozygomatic craniotomy made in three pieces. Method This approach was performed, from 2002 to 2011, in 49 patients admitted at Beneficência Portuguesa of São Paulo Hospital. Results Twenty-seven patients had vascular lesions and twenty-two suffered for intracranial skull base tumors. The vascular lesions varied from cavernous angiomas inside the mesencephalum, high bifurcation basilar tip aneurysms, superior cerebellar arteries aneurysms and arteriovenous malformations in the interpeduncular cistern. Skull base tumors as meningiomas, interpeduncular hamartomas and third ventricle floor gliomas were among the neoplastic lesions approached. We had no permanent injuries and minimal transient complications had occurred. Conclusion It is a descriptive text, organized in the sequence of the main stages in which such a craniotomy is performed, describing in details the technique in which this group of evolutionarily authors came to accomplish the task743228234Descrever didaticamente a craniotomia orbitozigomática realizada em três peças. Método Esse acesso foi realizado em 49 pacientes, de 2002 a 2011 em pacientes admitidos no Hospital Beneficência Portuguesa de São Paulo. Resultados Vinte e sete pacientes apresentavam lesões vasculares e vinte e dois sofriam de tumores da base do crânio. As lesões vasculares variaram entre angiomas cavernosos do mesencéfalo, aneurismas topo da artéria basilar com bifurcações altas, aneurismas da artéria cerebelas superior a malformações arteriovenosas na cisterna interpeduncular. Tumores da base do crânio como meningeomas, hamartomas interpedunculares e gliomas no assoalho do terceiro ventrículo estão entre as lesões neoplásicas abordadas. Nós não tivemos sequelas definitivas e tivemos mínimas complicações temporárias. Conclusão Trata-se de um texto descritivo, dividido conforme as principais etapas da realização desta craniotomia, o qual descreve com detalhes a técnica com que o presente grupo de autores evolutivamente veio a realizá-l

    Genetic variability in natural populations of Zeyheria montana mart. from the Brazilian Cerrado

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    Zeyheria montana, an endemic species of the Bignoniaceae family from the Brazilian Cerrado's known for its anti-cancer properties, is widely used as imuno stimulant in the popular medicine and its therapeutic activity must be validated by scientific data. The objective of this work was to evaluate the genetic variability of eight plant populations collected within the state of São Paulo, Brazil, via Random Amplification of Polymorphic DNA (RAPD) used as molecular markers. After an optimized protocol for the amplification reaction, nine selected primers generated 105 reproducible bands, indicating up to 60% polymorphism. Analysis of molecular variance (AMOVA) revealed higher genetic variation within populations (84.03%) than among populations (15.97%). The variation values estimated by phiST (0.160) indicated moderate to high inter population structuration. Levels of similarity inter plants with genetic and geographical distances, estimated by the unweighted pair-group method analysis (UPGMA) clustering and non-metric multidimensional scaling (NMDS) ordination methods and by the Mantel test (-0.2345 p = 0.118) denoted that the structure found follows the island model, which assumes that a single population of infinite size may have initiated the existing populations of Zeyheria montana, with no spatial position correlation. Based on the obtained data, a germplasm bank from individuals representing the species variability was established. Furthermore the information here reported can be of importance to develop strategies for the conservation of Z. montana.Zeyheria montana, planta arbustiva da família Bignoniaceae, é uma espécie endêmica do Cerrado e possui atividade anti-câncer, sendo utilizada como estimulante na medicina popular. O objetivo deste estudo foi avaliar a variabilidade genética de oito populações localizadas no estado de São Paulo, utilizando marcadores moleculares de Polimorfismo de DNA Amplificado ao Acaso (RAPD). Após a otimização da reação de amplificação, nove iniciadores selecionados geraram 105 fragmentos RAPD reprodutíveis, sendo que a maioria (60,0%) foi polimórfica. A análise molecular de variância (AMOVA) mostrou que a variabilidade dentro de populações (84,03%) foi maior que entre populações (15,97%). As estimativas de variação fiST (0,1597) indicam estruturação populacional moderadamente alta. O agrupamento por meio de UPGMA, a ordenação pelo NMDS e o teste de Mantel entre as matrizes de distâncias genéticas e geográficas demonstraram que a estruturação encontrada segue um modelo de "ilhas", onde uma única população de tamanho infinito pode ter dado origem às populações atuais de Zeyheria, sem relação com sua posição espacial. Com base nos resultados obtidos foi estruturado um banco de germoplasma de indivíduos, representando a variabilidade da espécie. Adicionalmente, as informações deste estudo são importantes para dar suporte a estratégias de conservação de Z. montana

    Posicionamento da cabeça para microcirurgias de aneurismas da circulação anterior

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    Objective: To study the ideal patient’s head positioning for the anterior circulation aneurysms microsurgery. Method: We divided the study in two parts. Firstly, 10 fresh cadaveric heads were positioned and dissected in order to ideally expose the anterior circulation aneurysm sites. Afterwards, 110 patients were submitted to anterior circulation aneurysms microsurgery. During the surgery, the patient’s head was positioned accordingly to the aneurysm location and the results from the cadaveric study. The effectiveness of the position was noted. Results: We could determine mainly two patterns for head positioning for the anterior circulation aneurysms. Conclusion: The best surgical exposure is related to specific head positions. The proper angle of microscopic view may minimize neurovascular injury and brain retraction7211832840Objetivo: Estudar o posicionamento da cabeça para a cirurgia de aneurismas cerebrais da circulação anterior. Método: Dividimos o estudo em duas partes. Inicialmente, dez cabeças de cadáveres frescos foram posicionadas e dissecadas de modo a expor, de maneira ideal, os principais sítios de aneurismas na circulação anterior do cérebro. Posteriormente, 110 pacientes foram submetidos a microcirurgia para clipagem de aneurismas cerebrais da circulação anterior. Durante as cirurgias, as cabeças foram posicionadas de acordo com a localização específica de cada aneurisma e o resultado obtido no estudo dos cadáveres. Cada paciente teve sua posição avaliada quanto a sua eficácia. Resultados: Obtivemos basicamente dois padrões de posicionamento da cabeça para cirurgias de aneurismas cerebrais da circulação anterior. Conclusão: A melhor exposição cirúrgica está relacionada à posição específica da cabeça para cada localização aneurismática. O ângulo de visão microscópica adequado minimiza lesões neurovasculares e a excessiva retração cerebralsem informaçã

    A craniotomia extremo-lateral: dicas e truques

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    This article intends to describe in a didactical and practical manner the suboccipital far-lateral craniotomy. This is then basically a descriptive text, divided according to the main stages involved in this procedure, and that describes with details how the authors currently perform this craniotomy729699705O presente artigo visa descrever de forma didática e prática a realização da craniotomia suboccipital extremo-lateral. Trata-se, portanto, de um texto fundamentalmente descritivo, dividido conforme as principais etapas da realização dessa craniotomia, e que descreve com detalhes a técnica com que o presente grupo de autores evolutivamente veio a realizá-lasem informaçã

    Use of transesophageal echocardiography during implantation of aortic endoprosthesis (stent). Initial experience

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    OBJECTIVE: To report the role played by transesophageal echocardiography during implantation of self-expanding aortic endoprostheses (stent) at a hemodynamics laboratory. METHODS: Thirteen patients underwent stent implantation in the descending thoracic aorta with the aid of transesophageal echocardiography during the entire procedure. Indications for stenting were as follows: 8 aortic dissections, 2 true aneurysms, 2 penetrating atherosclerotic ulcers, and 1 traumatic pseudoaneurysm. RESULTS: No complications resulting from the use of transesophageal echocardiography were observed. In 12 patients, the initial result was considered appropriate, with total or partial resolution of the major lesion confirmed by a posterior examination. In 1 patient, the procedure was suspended after transesophageal echocardiography and angiography showed that the proximal aortic diameter was inappropriate. Transesophageal echocardiography contributed to clarifying relevant points, such as aortic diameter, anatomic detail of the intimal lesion, and location and size of the communicating orifice. In addition, it facilitated placing the stent in the target lesion, reduced the time of exposure to radiation and the use of contrast medium, and provided rapid identification of intercurrent events, possibly reducing the total duration of the procedure. CONCLUSION: The use of transesophageal echocardiography during placement of aortic stents seems appropriate. The actual advantages of the procedure will be defined in a comparative prospective study.Universidade Federal de São Paulo (UNIFESP) Escola Paulista de MedicinaUNIFESP, EPMSciEL

    A craniotomia extremo-lateral: dicas e truques

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    This article intends to describe in a didactical and practical manner the suboccipital far-lateral craniotomy. This is then basically a descriptive text, divided according to the main stages involved in this procedure, and that describes with details how the authors currently perform this craniotomy.O presente artigo visa descrever de forma didática e prática a realização da craniotomia suboccipital extremo-lateral. Trata-se, portanto, de um texto fundamentalmente descritivo, dividido conforme as principais etapas da realização dessa craniotomia, e que descreve com detalhes a técnica com que o presente grupo de autores evolutivamente veio a realizá-la.Universidade Federal de São Paulo (UNIFESP) Departamento de Neurocirurgia VascularHospital Real e Benemérita Sociedade Portuguesa de Beneficência Instituto de Ciências Neurológicas Laboratório de MicrocirurgiaDepartamento de Neurocirurgia VascularHospital Brigadeiro Departamento de Neurocirurgia VascularUniversity of Florida Department of NeurosurgeryUniversidade Estadual de Campinas Faculdade de Ciências Médicas Departamento de NeurologiaUNIFESP, Depto. de Neurocirurgia VascularSciEL

    Posicionamento da cabeça para microcirurgias de aneurismas da circulação anterior

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    Objective To study the ideal patient's head positioning for the anterior circulation aneurysms microsurgery. Method We divided the study in two parts. Firstly, 10 fresh cadaveric heads were positioned and dissected in order to ideally expose the anterior circulation aneurysm sites. Afterwards, 110 patients were submitted to anterior circulation aneurysms microsurgery. During the surgery, the patient's head was positioned accordingly to the aneurysm location and the results from the cadaveric study. The effectiveness of the position was noted. Results We could determine mainly two patterns for head positioning for the anterior circulation aneurysms. Conclusion The best surgical exposure is related to specific head positions. The proper angle of microscopic view may minimize neurovascular injury and brain retraction.Objetivo Estudar o posicionamento da cabeça para a cirurgia de aneurismas cerebrais da circulação anterior. Método Dividimos o estudo em duas partes. Inicialmente, dez cabeças de cadáveres frescos foram posicionadas e dissecadas de modo a expor, de maneira ideal, os principais sítios de aneurismas na circulação anterior do cérebro. Posteriormente, 110 pacientes foram submetidos a microcirurgia para clipagem de aneurismas cerebrais da circulação anterior. Durante as cirurgias, as cabeças foram posicionadas de acordo com a localização específica de cada aneurisma e o resultado obtido no estudo dos cadáveres. Cada paciente teve sua posição avaliada quanto a sua eficácia. Resultados Obtivemos basicamente dois padrões de posicionamento da cabeça para cirurgias de aneurismas cerebrais da circulação anterior. Conclusão A melhor exposição cirúrgica está relacionada à posição específica da cabeça para cada localização aneurismática. O ângulo de visão microscópica adequado minimiza lesões neurovasculares e a excessiva retração cerebral.Universidade Federal de São Paulo (UNIFESP) Departamento de Neurocirurgia VascularReal e Benemérita Associação Portuguesa de Beneficência Instituto de Ciências Neurológicas Laboratório de MicrocirurgiaSociedade Brasileira de Neurocirurgia Departamento de Neurocirurgia VascularHospital Brigadeiro Departamento de Neurocirurgia VascularUniversidade de São Paulo Faculdade de Medicina Hospital das ClínicasUniversidade de São Paulo Faculdade de Medicina Departamento de Cirurgia – LIM02Hospital Beneficência PortuguesaUniversidade Estadual de Campinas Faculdade de Ciências Médicas Departamento de NeurologiaUNIFESP, Depto. de Neurocirurgia VascularSciEL

    DECOMPOSITION OF LEAF LITTER IN THE BRAZILIAN CERRADO, CERRADÃO AND FOREST ENVIRONMENTS IN THE AMAZON, BRAZIL

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    The soils of the Amazon region, despite being under one of the densest forests in the world, are mostly characterized by low nutrient availability, with litter being the main nutrient input route. The present work aimed to evaluate the litter decomposition in forest, Cerrado and Cerradão environments in the Amazon. The litter decomposition rate was estimated by mass loss analysis using litter bags. The collections were performed at intervals of 30, 60, 90, 120, 150, 180, 210, 240, 270 and 300 days, with four replications. Once collected, the material contained in each litter bag was placed to dry to obtain the dry mass. And so, the remaining mass percentage, the decomposition rates (k) and the half-life time (t1/2) are estimated. During the studied period, the Cerrado environment presented the lowest constant k (0.0017 g g-1 day-1) and consequently longer half-life (407 days). The monthly deposition in Cerrado input ranged from Mgha-1mother1 (June to September). Among the evaluated environments, the forest presented the highest decomposition speed and Cerrado presented the lowest one. It was evidenced that the decomposition process for all studied environments occurred with greater intensity in the rainy season
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