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Diretriz Brasileira de Dispositivos Cardíacos Eletrônicos Implantáveis – 2023
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Teixeira, Ricardo Alkmim
; Fagundes, Alexsandro Alves
; Baggio Junior, José Mário
; Oliveira, Júlio César de
; Medeiros, Paulo de Tarso Jorge
; Valdigem, Bruno Pereira
; Teno, Luiz Antônio Castilho
; Silva, Rodrigo Tavares
; Melo, Celso Salgado de
; Elias Neto, Jorge
; Moraes Júnior, Antonio Vitor
; Pedrosa, Anisio Alexandre Andrade
; Porto, Fernando Mello
; Brito Júnior, Hélio Lima de
; Souza, Thiago Gonçalves Schroder e
; Mateos, José Carlos Pachón
; Moraes, Luis Gustavo Belo de
; Forno, Alexander Romeno Janner Dal
; D’Avila, Andre Luiz Buchele
; Cavaco, Diogo Alberto de Magalhães
; Kuniyoshi, Ricardo Ryoshim
; Pimentel, Mauricio
; Camanho, Luiz Eduardo Montenegro
; Saad, Eduardo Benchimol
; Zimerman, Leandro Ioschpe
; Oliveira, Eduardo Bartholomay
; Scanavacca, Mauricio Ibrahim
; Martinelli Filho, Martino
; Lima, Carlos Eduardo Batista de
; Peixoto, Giselle de Lima
; Darrieux, Francisco Carlos da Costa
; Duarte, Jussara de Oliveira Pinheiro
; Galvão Filho, Silas dos Santos
; Costa, Eduardo Rodrigues Bento
; Mateo, Enrique Indalécio Pachón
; Melo, Sissy Lara De
; Rodrigues, Thiago da Rocha
; Rocha, Eduardo Arrais
; Hachul, Denise Tessariol
; Lorga Filho, Adalberto Menezes
; Nishioka, Silvana Angelina D’Orio
; Gadelha, Eduardo Barreto
; Costa, Roberto
; Andrade, Veridiana Silva de
; Torres, Gustavo Gomes
; Oliveira Neto, Nestor Rodrigues de
; Lucchese, Fernando Antonio
; Murad, Henrique
; Wanderley Neto, José
; Brofman, Paulo Roberto Slud
; Almeida, Rui M. S.
; Leal, João Carlos Ferreira
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2.
[SciELO Preprints] - Guideline of the Brazilian Society of Cardiology on Diagnosis and Treatment of Patients with Chagas Disease Cardiomyopathy
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Marin-Neto, José Antonio
Rassi Jr., Anis
Moraes Oliveira, Gláucia M.
Lemos Correia, Luís Claudio
Novaes Ramos Jr., Alberto
Hasslocher-Moreno, Alejandro Marcel
Luquetti Ostermayer, Alejandro
Sousa, Andréa Silvestre de
Amato Vincenzo de Paola, Angelo
Sobral de Sousa, Antonio Carlos
Pinho Ribeiro, Antonio Luiz
Correia Filho, Dalmo
Moraes de Souza, Dilma do Socorro
Cunha-Neto, Edecio
J. A. Ramires, Felix
Bacal, Fernando
Pereira Nunes, Maria do Carmo
Martinelli Filho, Martino
Ibrahim Scanavacca, Maurício
Magalhães Saraiva, Roberto
Alves de Oliveira Júnior, Wilson
M. Lorga-Filho, Adalberto
de Jesus Benevides de Almeida Guimarães, Adriana
Lopes Latado Braga, Adriana
Sarmento de Oliveira, Adriana
V. L. Sarabanda, Alvaro
Yecê das Neves Pinto, Ana
Assis Lopes do Carmo, André
Schmidt, André
Costa, Andréa Rodrigues da
Ianni, Barbara Maria
Markman Filho, Brivaldo
Eduardo Rochitte, Carlos
Thé Macedo, Carolina
Mady, Charles
Chevillard, Christophe
Bittencourt das Virgens, Cláudio Marcelo
Nery de Castro, Cleudson
De Paoli de Carvalho Britto, Constança Felícia
Pisani, Cristiano
do Carmo Rassi, Daniela
C. Sobral Filho, Dario
Rodrigues Almeida, Dirceu
A. Bocchi, Edimar
T. Mesquita, Evandro
de Souza Nogueira Sardinha Mendes, Fernanda
Pereira, Francisca Tatiana
Sperandio da Silva, Gilberto Marcelo
de Lima Peixoto, Giselle
Glotz de Lima, Gustavo
H. Veloso, Henrique
Turin Moreira, Henrique
Bellotti Lopes, Hugo
Masciarelli Francisco Pinto, Ibraim
Pinto Dias, João Carlos
Bemfica, João Marcos
Silva-Nunes, João Paulo
Soares Barreto-Filho, José Augusto
Kerr Saraiva, José Francisco
Lannes-Vieira, Joseli
Menezes Oliveira, Joselina Luzia
V. Armaganijan, Luciana
Martins, Luiz Cláudio
C. Sangenis, Luiz Henrique
Barbosa, Marco Paulo
Almeida-Santos, Marcos Antônio
Simões, Marcos Vinicius
Shikanai-Yasuda, Maria Aparecida
Vieira Moreira, Maria da Consolação
Higuchi, Maria de Lourdes
Costa Monteiro, Maria Rita de Cássia
Felix Mediano, Mauro Felippe
Maia Lima, Mayara
T. Oliveira, Maykon
Moreira Dias Romano , Minna
Nitz, Nadjar
de Tarso Jorge Medeiros, Paulo
Vieira Alves, Renato
Alkmim Teixeira, Ricardo
Coury Pedrosa, Roberto
Aras, Roque
Morais Torres, Rosália
dos Santos Povoa, Rui Manoel
Rassi, Sérgio Gabriel
Salles Xavier, Sérgio
Marinho Martins Alves , Silvia
B. N. Tavares, Suelene
Lima Palmeira, Swamy
da Silva Junior, Telêmaco Luiz
da Rocha Rodrigues, Thiago
Madrini Junior, Vagner
Maia da Costa , Veruska
Dutra, Walderez
This guideline aimed to update the concepts and formulate the standards of conduct and scientific evidence that support them, regarding the diagnosis and treatment of the Cardiomyopathy of Chagas disease, with special emphasis on the rationality base that supported it.nbsp;
Chagas disease in the 21st century maintains an epidemiological pattern of endemicity in 21 Latin American countries. Researchers and managers from endemic and non-endemic countries point to the need to adopt comprehensive public health policies to effectively control the interhuman transmission of T. cruzi infection, and to obtain an optimized level of care for already infected individuals, focusing on diagnostic and therapeutic opportunistic opportunities.
nbsp;
Pathogenic and pathophysiological mechanisms of the Cardiomyopathy of Chagas disease were revisited after in-depth updating and the notion that necrosis and fibrosis are stimulated by tissue parasitic persistence and adverse immune reaction, as fundamental mechanisms, assisted by autonomic and microvascular disorders, was well established. Some of them have recently formed potential targets of therapies.nbsp;
The natural history of the acute and chronic phases was reviewed, with enhancement for oral transmission, indeterminate form and chronic syndromes. Recent meta-analyses of observational studies have estimated the risk of evolution from acute and indeterminate forms and mortality after chronic cardiomyopathy. Therapeutic approaches applicable to individuals with Indeterminate form of Chagas disease were specifically addressed. All methods to detect structural and/or functional alterations with various cardiac imaging techniques were also reviewed, with recommendations for use in various clinical scenarios. Mortality risk stratification based on the Rassi score, with recent studies of its application, was complemented by methods that detect myocardial fibrosis.nbsp;
The current methodology for etiological diagnosis and the consequent implications of trypanonomic treatment deserved a comprehensive and in-depth approach. Also the treatment of patients at risk or with heart failure, arrhythmias and thromboembolic events, based on pharmacological and complementary resources, received special attention. Additional chapters supported the conducts applicable to several special contexts, including t. cruzi/HIV co-infection, risk during surgeries, in pregnant women, in the reactivation of infection after heart transplantation, and others.nbsp; nbsp;nbsp;
Finally, two chapters of great social significance, addressing the structuring of specialized services to care for individuals with the Cardiomyopathy of Chagas disease, and reviewing the concepts of severe heart disease and its medical-labor implications completed this guideline.
Esta diretriz teve como objetivo principal atualizar os conceitos e formular as normas de conduta e evidências científicas que as suportam, quanto ao diagnóstico e tratamento da CDC, com especial ênfase na base de racionalidade que a embasou.
A DC no século XXI mantém padrão epidemiológico de endemicidade em 21 países da América Latina. Investigadores e gestores de países endêmicos e não endêmicos indigitam a necessidade de se adotarem políticas abrangentes, de saúde pública, para controle eficaz da transmissão inter-humanos da infecção pelo T. cruzi, e obter-se nível otimizado de atendimento aos indivíduos já infectados, com foco em oportunização diagnóstica e terapêutica.
Mecanismos patogênicos e fisiopatológicos da CDC foram revisitados após atualização aprofundada e ficou bem consolidada a noção de que necrose e fibrose sejam estimuladas pela persistência parasitária tissular e reação imune adversa, como mecanismos fundamentais, coadjuvados por distúrbios autonômicos e microvasculares. Alguns deles recentemente constituíram alvos potenciais de terapêuticas.
A história natural das fases aguda e crônica foi revista, com realce para a transmissão oral, a forma indeterminada e as síndromes crônicas. Metanálises recentes de estudos observacionais estimaram o risco de evolução a partir das formas aguda e indeterminada e de mortalidade após instalação da cardiomiopatia crônica. Condutas terapêuticas aplicáveis aos indivíduos com a FIDC foram abordadas especificamente. Todos os métodos para detectar alterações estruturais e/ou funcionais com variadas técnicas de imageamento cardíaco também foram revisados, com recomendações de uso nos vários cenários clínicos. Estratificação de risco de mortalidade fundamentada no escore de Rassi, com estudos recentes de sua aplicação, foi complementada por métodos que detectam fibrose miocárdica.
A metodologia atual para diagnóstico etiológico e as consequentes implicações do tratamento tripanossomicida mereceram enfoque abrangente e aprofundado. Também o tratamento de pacientes em risco ou com insuficiência cardíaca, arritmias e eventos tromboembólicos, baseado em recursos farmacológicos e complementares, recebeu especial atenção. Capítulos suplementares subsidiaram as condutas aplicáveis a diversos contextos especiais, entre eles o da co-infecção por T. cruzi/HIV, risco durante cirurgias, em grávidas, na reativação da infecção após transplante cardíacos, e outros.nbsp;nbsp;nbsp;
Por fim, dois capítulos de grande significado social, abordando a estruturação de serviços especializados para atendimento aos indivíduos com a CDC, e revisando os conceitos de cardiopatia grave e suas implicações médico-trabalhistas completaram esta diretriz.nbsp;
3.
Influence of Neuropeptide Y and Neuropeptide Y 2 Receptor Variants in Acute Coronary Syndrome
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Soares, Fábia C. S.
; Araújo, Romário M.
; Werkhauser, Roberto P.
; Diniz, George T.
; Bhaskar, Lakkakula V.K.S
; Carvalho, Viviane D. C. V.
; Tashiro, Tetsuo
; Amorim, Ester A. S.
; Silva, Lilian C. A.
; Montenegro, Sergio Tavares
; Neco, Heytor V. P. C.
; Moraes, Clarice N. L.
; Martins, Danyelly B. G.
; Montenegro, Silvia M. L.
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International Journal of Cardiovascular Sciences
- Métricas do periódico
Abstract Background The neuropeptide Y (NPY) is one of the most abundant neurotransmitters in the nervous system. NPY acts as a potent stimulator of angiogenesis, inflammation, and adipogenesis, through the NPY 2 receptor (NPY2R). Changes in the NPY signaling pathway have been linked to Acute Coronary Syndrome (ACS). Objectives The purpose of this study is to determine the association between variants in the NPY and NPY2R genes, as well as the severity of acute coronary syndrome (ACS). Methods Approximately 221 ACS patients and 278 healthy controls were selected for this study. Four variants in NPY and two variants in NPY2R genes were genotyped using Taqman allelic discrimination and sequencing. The Chi-square and Fisher's exact tests were used to verify the genotype frequencies. The logistic regression analyses were used for the evaluation of the studied variables. Haplotype analysis was used to evaluate the linkage disequilibrium (LD) between the variants (p<0.05). Results An association of NPY c.20T>C variant was found with the ACS group when compared to the healthy group. In the analysis between variants and risk factors in the ACS group, NPY c.84G>A was associated with hypertension. The analysis between TIMI risk showed a significance for NPY c.20T>C between the low and intermediate/high TIMI risk groups. In the haplotype analysis, strong linkage disequilibrium (LD) was found between the variants NPY c.150G>A and NPY c.-485T>C. Conclusion The NPY c.20T>C variant appears to contribute to the development of ACS. The NPY2R c.-1116A>G variant may contribute to the early development of ACS and the NPY c.84G>A variant appears to contribute to the development of hypertension. In addition, the NPY c.20T>C is associated with a protective effect in ACS severity.
4.
Heart rate variability, thyroid hormone concentration, and neuropsychological responses in Brazilian navy divers: a case report of diving in Antarctic freezing waters
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BRUZZI, RÚBIO S.
; MORAES, MICHELE M.
; MARTINS, YGOR A.T.
; HUDSON, ALEXANDRE S.R.
; LADEIRA, ROBERTO V.P.
; NÚÑEZ-ESPINOSA, CRISTIAN
; WANNER, SAMUEL P.
; ARANTES, ROSA M.E.
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Anais da Academia Brasileira de Ciências
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Abstract Open-water diving in a polar environment is a psychophysiological challenge to the human organism. We evaluated the effect of short-term diving (i.e., 10 min) in Antarctic waters on autonomic cardiac control, thyroid hormone concentration, body temperatures, mood, and neuropsychological responses (working memory and sleepiness). Data collection was carried out at baseline, before, and after diving in four individuals divided into the supporting (n=2) and diving (n=2) groups. In the latter group, autonomic cardiac control (by measuring heart rate variability) was also assessed during diving. Diving decreased thyroid-stimulating hormone (effect size = 1.6) and thyroxine (effect size = 2.1) concentrations; these responses were not observed for the supporting group. Diving also reduced both the parasympathetic (effect size = 2.6) and sympathetic activities to the heart (ES > 3.0). Besides, diving reduced auricular (effect size > 3.0), skin [i.e., hand (effect size = 1.2) and face (effect size = 1.5)] temperatures compared to pre-dive and reduced sleepiness state (effect size = 1.3) compared to basal, without changing performance in the working memory test. In conclusion, short-term diving in icy waters affects the hypothalamic-pituitary-thyroid axis, modulates autonomic cardiac control, and reduces body temperature, which seems to decrease sleepiness.
5.
COVID-19 in the Perioperative Period of Cardiovascular Surgery: the Brazilian Experience
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Gomes, Walter J.
; Rocco, Isadora
; Pimentel, Wallace S.
; Pinheiro, Aislan H. B.
; Souza, Paulo M. S.
; Costa, Luiz A. A.
; Teixeira, Marjory M. P.
; Ohashi, Leonardo P.
; Bublitz, Caroline
; Begot, Isis
; Moreira, Rita Simone L
; Hossne Jr, Nelson A.
; Vargas, Guilherme F.
; Branco, João Nelson R.
; Teles, Carlos A.
; Medeiros, Eduardo A. S.
; Sáfadi, Camila
; Rampinelli, Amândio
; Moratelli Neto, Leopoldo
; Rosado, Anderson Rosa
; Mesacasa, Franciele Kuhn
; Capriata, Ismael Escobar
; Segalote, Rodrigo Coelho
; Palmieri, Deborah Louize da Rocha Vianna
; Jardim, Amanda Cristina Mendes
; Vianna, Diego Sarty
; Coutinho, Joaquim Henrique de Souza Aguiar
; Jazbik, João Carlos
; Coutinho, Henrique Madureira da Rocha
; Kikuta, Gustavo
; Almeida, Zely Sant'Anna Marotti de
; Feguri, Gibran Roder
; Lima, Paulo Ruiz Lucio de
; Franco, Anna Carolina
; Borges, Danilo de Cerqueira
; Cruz, Felipe Ramos Honorato De La
; Croti, Ulisses Alexandre
; Borim, Bruna Cury
; Marchi, Carlos Henrique De
; Goraieb, Lilian
; Postigo, Karolyne Barroca Sanches
; Jucá, Fabiano Gonçalves
; Oliveira, Fátima Rosane de Almeida
; Souza, Rafael Bezerra de
; Zilli, Alexandre Cabral
; Mas, Raul Gaston Sanchez
; Bettiati Junior, Luiz Carlos
; Tranchesi, Ricardo
; Bertini Jr, Ayrton
; Franco, Leandro Vieira
; Fernandes, Priscila
; Oliveira, Fabiana
; Moraes Jr, Roberto
; Araújo, Thiago Cavalcanti Vila Nova de
; Braga, Otávio Penna
; Pedrosa Sobrinho, Antônio Cavalcanti
; Teixeira, Roberta Tavares Barreto
; Camboim, Irla Lavor Lucena
; Gomes, Eduardo Nascimento
; Reis, Pedro Horigushi
; Garcia, Luara Piovan
; Scorsioni, Nelson Henrique Goes
; Lago, Roberto
; Guizilini, Solange
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Brazilian Journal of Cardiovascular Surgery
- Métricas do periódico
Abstract Introduction: We investigated the clinical course and outcomes of patients submitted to cardiovascular surgery in Brazil and who had developed symptoms/signs of coronavirus disease 2019 (COVID-19) in the perioperative period. Methods: A retrospective multicenter study including 104 patients who were allocated in three groups according to time of positive real time reverse transcriptase-polymerase chain reaction (RT-PCR) for the SARS-CoV-2 (severe acute respiratory syndrome coronavirus 2): group 1, patients who underwent cardiac surgery > 10 days after positive RT-PCR; group 2, patients with a positive RT-PCR within 10 days before or after surgery; group 3, patients who presented positive RT-PCR > 10 days after surgery. The primary outcome was mortality and secondary outcomes were postoperative complications, intensive care unit (ICU) length of stay, and postoperative days of hospitalization. Results: The three groups were similar with respect to age, the European System of Cardiac Operative Risk Evaluation score, and comorbidities, except hypertension. Postoperative complications and death were significantly higher in groups 2 and 3 than in group 1, and no significant difference between groups 2 and 3 was seen. Group 2 showed a high prevalence of surgery performed as an urgent procedure. Although no significant differences were observed in ICU length of stay, total postoperative hospitalization time was significantly higher in group 3 than in groups 1 and 2. Conclusion: COVID-19 affecting the postoperative period of patients who underwent cardiovascular surgery is associated with a higher rate of morbidity and mortality. Delaying procedures in RT-PCR-positive patients may help reduce risks of perioperative complications and death.
6.
Respostas Fisiológicas à Caminhada Máxima e Submáxima em Pacientes com Doença Arterial Periférica Sintomática
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Chehuen, Marcel
; Andrade-Lima, Aluisio
; Silva Junior, Natan
; Miyasato, Roberto
; Souza, Rodrigo W. Alves de
; Leicht, Anthony
; Brum, Patricia Chakur
; Oliveira, Edilamar M.
; Wolosker, Nelson
; Forjaz, Claudia Lucia de Moraes
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Arquivos Brasileiros de Cardiologia
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Resumo Fundamento: Embora a caminhada máxima e submáxima sejam recomendadas para pacientes com doença arterial periférica (DAP), a realização desses exercícios pode induzir diferentes respostas fisiológicas. Objetivos: Comparar os efeitos agudos de caminhada máxima e submáxima na função cardiovascular, a regulação e os processos fisiopatológicos associados pós-exercício em pacientes com DAP sintomática. Métodos: Trinta pacientes do sexo masculino foram submetidos a 2 sessões: caminhada máxima (protocolo de Gardner) e caminhada submáxima (15 períodos de 2 minutos de caminhada separados por 2 minutos de repouso ereto). Em cada sessão, foram medidos a pressão arterial (PA), a frequência cardíaca (FC), a modulação autonômica cardíaca (variabilidade da FC), os fluxos sanguíneos (FS) do antebraço e da panturrilha, a capacidade vasodilatadora (hiperemia reativa), o óxido nítrico (ON), o estresse oxidativo (a peroxidação lipídica) e a inflamação (quatro marcadores), pré e pós-caminhada. ANOVAs foram empregadas e p < 0,05 foi considerado significativo. Resultados: A PA sistólica e a PA média diminuíram após a sessão submáxima, mas aumentaram após a sessão máxima (interações, p < 0,001 para ambas). A PA diastólica não foi alterada após a sessão submáxima (p > 0,05), mas aumentou após a caminhada máxima (interação, p < 0,001). A FC, o equilíbrio simpatovagal e os FS aumentaram de forma semelhante após as duas sessões (momento, p < 0,001, p = 0,04 e p < 0,001, respectivamente), enquanto a capacidade vasodilatadora, o ON e o estresse oxidativo permaneceram inalterados (p > 0,05). As moléculas de adesão vascular e intercelular aumentaram de forma semelhante após as sessões de caminhada máxima e submáxima (momento, p = 0,001). Conclusões: Nos pacientes com a DAP sintomática, a caminhada submáxima, mas não a máxima, reduziu a PA pós-exercício, enquanto a caminhada máxima manteve a sobrecarga cardíaca elevada durante o período de recuperação. Por outro lado, as sessões de caminhada máxima e submáxima aumentaram a FC, o equilíbrio simpatovagal cardíaco e a inflamação pós-exercício de forma semelhante, enquanto não alteraram a biodisponibilidade de ON e o estresse oxidativo pós-exercício.
Abstract Background: Although maximal and submaximal walking are recommended for patients with peripheral artery disease (PAD), performing these exercises may induce different physiological responses. Objectives: To compare the acute effects of maximal and submaximal walking on post-exercise cardiovascular function, regulation, and associated pathophysiological processes in patients with symptomatic PAD. Methods: Thirty male patients underwent 2 sessions: maximal walking (Gardner's protocol) and submaximal walking (15 bouts of 2 minutes of walking separated by 2 minutes of upright rest). In each session, blood pressure (BP), heart rate (HR), cardiac autonomic modulation (HR variability), forearm and calf blood flows (BF), vasodilatory capacity (reactive hyperemia), nitric oxide (NO), oxidative stress (lipid peroxidation), and inflammation (four markers) were measured pre- and post-walking. ANOVAs were employed, and p < 0.05 was considered significant. Results: Systolic and mean BP decreased after the submaximal session, but they increased after the maximal session (interactions, p < 0.001 for both). Diastolic BP did not change after the submaximal session (p > 0.05), and it increased after maximal walking (interaction, p < 0.001). HR, sympathovagal balance, and BF increased similarly after both sessions (moment, p < 0.001, p = 0.04, and p < 0.001, respectively), while vasodilatory capacity, NO, and oxidative stress remained unchanged (p > 0.05). Vascular and intercellular adhesion molecules increased similarly after both maximal and submaximal walking sessions (moment, p = 0.001). Conclusions: In patients with symptomatic PAD, submaximal, but not maximal walking reduced post-exercise BP, while maximal walking maintained elevated cardiac overload during the recovery period. On the other hand, maximal and submaximal walking sessions similarly increased post-exercise HR, cardiac sympathovagal balance, and inflammation, while they did not change post-exercise NO bioavailability and oxidative stress.
https://doi.org/10.36660/abc.20200156
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7.
Práticas de ressuscitação volêmica em unidades de terapia intensiva brasileiras: uma análise secundária do estudo Fluid-TRIPS
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Freitas, Flavio Geraldo Rezende de
; Hammond, Naomi
; Li, Yang
; Azevedo, Luciano Cesar Pontes de
; Cavalcanti, Alexandre Biasi
; Taniguchi, Leandro
; Gobatto, André
; Japiassú, André Miguel
; Bafi, Antonio Tonete
; Mazza, Bruno Franco
; Noritomi, Danilo Teixeira
; Dal-Pizzol, Felipe
; Bozza, Fernando
; Salluh, Jorge Ibrahin Figueira
; Westphal, Glauco Adrieno
; Soares, Márcio
; Assunção, Murillo Santucci César de
; Lisboa, Thiago
; Lobo, Suzana Margarete Ajeje
; Barbosa, Achilles Rohlfs
; Ventura, Adriana Fonseca
; Souza, Ailson Faria de
; Silva, Alexandre Francisco
; Toledo, Alexandre
; Reis, Aline
; Cembranel, Allan
; Rea Neto, Alvaro
; Gut, Ana Lúcia
; Justo, Ana Patricia Pierre
; Santos, Ana Paula
; Albuquerque, André Campos D. de
; Scazufka, André
; Rodrigues, Antonio Babo
; Fernandino, Bruno Bonaccorsi
; Silva, Bruno Goncalves
; Vidal, Bruno Sarno
; Pinheiro, Bruno Valle
; Pinto, Bruno Vilela Costa
; Feijo, Carlos Augusto Ramos
; Abreu Filho, Carlos de
; Bosso, Carlos Eduardo da Costa Nunes
; Moreira, Carlos Eduardo Nassif
; Ramos, Carlos Henrique Ferreira
; Tavares, Carmen
; Arantes, Cidamaiá
; Grion, Cintia
; Mendes, Ciro Leite
; Kmohan, Claudio
; Piras, Claudio
; Castro, Cristine Pilati Pileggi
; Lins, Cyntia
; Beraldo, Daniel
; Fontes, Daniel
; Boni, Daniela
; Castiglioni, Débora
; Paisani, Denise de Moraes
; Pedroso, Durval Ferreira Fonseca
; Mattos, Ederson Roberto
; Brito Sobrinho, Edgar de
; Troncoso, Edgar M. V.
; Rodrigues Filho, Edison Moraes
; Nogueira, Eduardo Enrico Ferrari
; Ferreira, Eduardo Leme
; Pacheco, Eduardo Souza
; Jodar, Euzebio
; Ferreira, Evandro L. A.
; Araujo, Fabiana Fernandes de
; Trevisol, Fabiana Schuelter
; Amorim, Fábio Ferreira
; Giannini, Fabio Poianas
; Santos, Fabrício Primitivo Matos
; Buarque, Fátima
; Lima, Felipe Gallego
; Costa, Fernando Antonio Alvares da
; Sad, Fernando Cesar dos Anjos
; Aranha, Fernando G.
; Ganem, Fernando
; Callil, Flavio
; Costa Filho, Francisco Flávio
; Dall´Arto, Frederico Toledo Campo
; Moreno, Geovani
; Friedman, Gilberto
; Moralez, Giulliana Martines
; Silva, Guilherme Abdalla da
; Costa, Guilherme
; Cavalcanti, Guilherme Silva
; Cavalcanti, Guilherme Silva
; Betônico, Gustavo Navarro
; Betônico, Gustavo Navarro
; Reis, Hélder
; Araujo, Helia Beatriz N.
; Hortiz Júnior, Helio Anjos
; Guimaraes, Helio Penna
; Urbano, Hugo
; Maia, Israel
; Santiago Filho, Ivan Lopes
; Farhat Júnior, Jamil
; Alvarez, Janu Rangel
; Passos, Joel Tavares
; Paranhos, Jorge Eduardo da Rocha
; Marques, José Aurelio
; Moreira Filho, José Gonçalves
; Andrade, Jose Neto
; Sobrinho, José Onofre de C
; Bezerra, Jose Terceiro de Paiva
; Alves, Juliana Apolônio
; Ferreira, Juliana
; Gomes, Jussara
; Sato, Karina Midori
; Gerent, Karine
; Teixeira, Kathia Margarida Costa
; Conde, Katia Aparecida Pessoa
; Martins, Laércia Ferreira
; Figueirêdo, Lanese
; Rezegue, Leila
; Tcherniacovsk, Leonardo
; Ferraz, Leone Oliveira
; Cavalcante, Liane
; Rabelo, Ligia
; Miilher, Lilian
; Garcia, Lisiane
; Tannous, Luana
; Hajjar, Ludhmila Abrahão
; Paciência, Luís Eduardo Miranda
; Cruz Neto, Luiz Monteiro da
; Bley, Macia Valeria
; Sousa, Marcelo Ferreira
; Puga, Marcelo Lourencini
; Romano, Marcelo Luz Pereira
; Nobrega, Marciano
; Arbex, Marcio
; Rodrigues, Márcio Leite
; Guerreiro, Márcio Osório
; Rocha, Marcone
; Alves, Maria Angela Pangoni
; Alves, Maria Angela Pangoni
; Rosa, Maria Doroti
; Dias, Mariza D’Agostino
; Martins, Miquéias
; Oliveira, Mirella de
; Moretti, Miriane Melo Silveira
; Matsui, Mirna
; Messender, Octavio
; Santarém, Orlando Luís de Andrade
; Silveira, Patricio Júnior Henrique da
; Vassallo, Paula Frizera
; Antoniazzi, Paulo
; Gottardo, Paulo César
; Correia, Paulo
; Ferreira, Paulo
; Torres, Paulo
; Silva, Pedro Gabrile M. de Barros e
; Foernges, Rafael
; Gomes, Rafael
; Moraes, Rafael
; Nonato filho, Raimundo
; Borba, Renato Luis
; Gomes, Renato V
; Cordioli, Ricardo
; Lima, Ricardo
; López, Ricardo Pérez
; Gargioni, Ricardo Rath de Oliveira
; Rosenblat, Richard
; Souza, Roberta Machado de
; Almeida, Roberto
; Narciso, Roberto Camargo
; Marco, Roberto
; waltrick, Roberto
; Biondi, Rodrigo
; Figueiredo, Rodrigo
; Dutra, Rodrigo Santana
; Batista, Roseane
; Felipe, Rouge
; Franco, Rubens Sergio da Silva
; Houly, Sandra
; Faria, Sara Socorro
; Pinto, Sergio Felix
; Luzzi, Sergio
; Sant’ana, Sergio
; Fernandes, Sergio Sonego
; Yamada, Sérgio
; Zajac, Sérgio
; Vaz, Sidiner Mesquita
; Bezerra, Silvia Aparecida Bezerra
; Farhat, Tatiana Bueno Tardivo
; Santos, Thiago Martins
; Smith, Tiago
; Silva, Ulysses V. A.
; Damasceno, Valnei Bento
; Nobre, Vandack
; Dantas, Vicente Cés de Souza
; Irineu, Vivian Menezes
; Bogado, Viviane
; Nedel, Wagner
; Campos Filho, Walther
; Dantas, Weidson
; Viana, William
; Oliveira Filho, Wilson de
; Delgadinho, Wilson Martins
; Finfer, Simon
; Machado, Flavia Ribeiro
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Revista Brasileira de Terapia Intensiva
- Métricas do periódico
RESUMO Objetivo: Descrever as práticas de ressuscitação volêmica em unidades de terapia intensiva brasileiras e compará-las com as de outros países participantes do estudo Fluid-TRIPS. Métodos: Este foi um estudo observacional transversal, prospectivo e internacional, de uma amostra de conveniência de unidades de terapia intensiva de 27 países (inclusive o Brasil), com utilização da base de dados Fluid-TRIPS compilada em 2014. Descrevemos os padrões de ressuscitação volêmica utilizados no Brasil em comparação com os de outros países e identificamos os fatores associados com a escolha dos fluidos. Resultados: No dia do estudo, foram incluídos 3.214 pacientes do Brasil e 3.493 pacientes de outros países, dos quais, respectivamente, 16,1% e 26,8% (p < 0,001) receberam fluidos. A principal indicação para ressuscitação volêmica foi comprometimento da perfusão e/ou baixo débito cardíaco (Brasil 71,7% versus outros países 56,4%; p < 0,001). No Brasil, a percentagem de pacientes que receberam soluções cristaloides foi mais elevada (97,7% versus 76,8%; p < 0,001), e solução de cloreto de sódio a 0,9% foi o cristaloide mais comumente utilizado (62,5% versus 27,1%; p < 0,001). A análise multivariada sugeriu que os níveis de albumina se associaram com o uso tanto de cristaloides quanto de coloides, enquanto o tipo de prescritor dos fluidos se associou apenas com o uso de cristaloides. Conclusão: Nossos resultados sugerem que cristaloides são usados mais frequentemente do que coloides para ressuscitação no Brasil, e essa discrepância, em termos de frequências, é mais elevada do que em outros países. A solução de cloreto de sódio 0,9% foi o cristaloide mais frequentemente prescrito. Os níveis de albumina sérica e o tipo de prescritor de fluidos foram os fatores associados com a escolha de cristaloides ou coloides para a prescrição de fluidos.
Abstract Objective: To describe fluid resuscitation practices in Brazilian intensive care units and to compare them with those of other countries participating in the Fluid-TRIPS. Methods: This was a prospective, international, cross-sectional, observational study in a convenience sample of intensive care units in 27 countries (including Brazil) using the Fluid-TRIPS database compiled in 2014. We described the patterns of fluid resuscitation use in Brazil compared with those in other countries and identified the factors associated with fluid choice. Results: On the study day, 3,214 patients in Brazil and 3,493 patients in other countries were included, of whom 16.1% and 26.8% (p < 0.001) received fluids, respectively. The main indication for fluid resuscitation was impaired perfusion and/or low cardiac output (Brazil: 71.7% versus other countries: 56.4%, p < 0.001). In Brazil, the percentage of patients receiving crystalloid solutions was higher (97.7% versus 76.8%, p < 0.001), and 0.9% sodium chloride was the most commonly used crystalloid (62.5% versus 27.1%, p < 0.001). The multivariable analysis suggested that the albumin levels were associated with the use of both crystalloids and colloids, whereas the type of fluid prescriber was associated with crystalloid use only. Conclusion: Our results suggest that crystalloids are more frequently used than colloids for fluid resuscitation in Brazil, and this discrepancy in frequencies is higher than that in other countries. Sodium chloride (0.9%) was the crystalloid most commonly prescribed. Serum albumin levels and the type of fluid prescriber were the factors associated with the choice of crystalloids or colloids for fluid resuscitation.
https://doi.org/10.5935/0103-507x.20210028
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8.
Reticulocyte parameters for monitoring anemia in patients with chronic kidney disease on peritoneal dialysis
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Merlin, Júlio C.
; Amaral, Andrea N. M.
; Claro, Ligia
; Moraes, Thyago P.
; Erthal, Cyntia L.
; Pecoits Filho, Roberto
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Jornal Brasileiro de Patologia e Medicina Laboratorial
- Métricas do periódico
RESUMO Introdução: Anemia é uma complicação com impacto na morbidade e na mortalidade de pacientes com doença renal crônica (DRC). Os biomarcadores utilizados no diagnóstico e no monitoramento de anemia na DRC são limitados devido à inter-relação entre eritropoiese, estoque de ferro, inflamação e resistência à terapêutica com agentes estimuladores da eritropoiese (AEE). Objetivo: O objetivo deste estudo foi analisar o papel dos marcadores fração de reticulócitos imaturos (IRF) e concentração de hemoglobina nos reticulócitos (RET-He) do analisador hematológico Sysmex XN 5000 no monitoramento da anemia em pacientes em diálise peritoneal. Métodos: Estudo prospectivo, observacional e multicêntrico que comparou IRF e RET-He com parâmetros laboratoriais recomendados pelos guidelines. Biomarcadores inflamatórios foram analisados pelo sistema Luminex® Multiplexing Instruments. Este estudo incluiu 35 pacientes (59 ± 13 anos; 51% homens). Resultados: Os valores de hemoglobina foram 12,2 ± 2 g/dl; 87% apresentaram resistência a AEE. Pacientes com índice de resistência à eritropoietina (IRE) no quartil superior apresentaram valores significativamente maiores de IRF e menor porcentagem de deficiência de ferro (12%) em comparação com pacientes com ferritina (82%) e índice de saturação de transferrina (IST) (51%). Os níveis de interleucina 6 (IL-6) correlacionaram-se com a porcentagem de reticulócitos de fluorescência média (MFR) (r = 0,45, p < 0,03). Valores de hemoglobina após 60 e 180 dias foram consistentemente mais altos no grupo de pacientes com IRF% menor que 10,5. Conclusão: IRF e RET-He podem agregar valor na investigação da deficiência de ferro, bem como na identificação do índice de existência à eritropoietina (ERI). Devido ao número restrito de pacientes analisados neste trabalho, estudos futuros devem ser estimulados em populações maiores e com acompanhamento prospectivo, para validação dos nossos achados.
ABSTRACT Introduction: Anemia is a complication with impact on morbidity and mortality in chronic kidney disease (CKD) patients. Current markers for the diagnosis and monitoring of anemia in CKD are limited by the interrelation between erythropoiesis, iron stores, inflammation, and the resistance to treatment with erythropoiesis stimulant agents (ESA). Objective: The aim of this study was to analyze the role of immature reticulocyte fraction (IRF) and hemoglobin concentration in reticulocytes (RET-He) by the hematology analyser Sysmex XN-5000 in the monitoring of CKD anemia in peritoneal dialysis patients. Methods: This was a prospective, observational multicenter study which compared IRF and RET-He with parameters recommended by the guidelines. Inflammatory biomarkers were analyzed by the Luminex® Multiplexing Instruments system. Thirty-five patients (59 ± 13 years old; 51% men) were included in the analysis. Results: Hemoglobin was 12.2 ± 2 g/dl; 87% had resistance to ESA. Patients with erythropoietin resistance index (ERI) in the upper quartile presented a significantly higher of IRF and a lower percentage of iron deficiency (12%) compared to ferritin (82%) and transferrin saturation index (STI) (51%). Interleukin-6 (IL-6) levels correlated with the percentage of medium fluorescence reticulocyte (MFR) (r = 0.45, p < 0.03). Hemoglobin values after 60 and 180 days were consistently higher in the group of patients with a IRF% lower than 10.5. Conclusion: IRF and RET-He may add value in the iron deficiency investigation, as well as in the identification of patients with ERI. Due to the restricted number of patients analyzed in this study, future studies should be encouraged in larger populations and with prospective follow-up, to validate our findings.
RESUMEN Introducción: La anemia es una complicación con impacto en la morbimortalidad en pacientes con enfermedad renal crónica (ERC). Los biomarcadores usados para el diagnóstico y seguimiento de la anemia en la ERC están limitados por la interrelación entre eritropoyesis, depósitos de hierro, inflamación y resistencia al tratamiento con agentes estimulantes de la eritropoyesis (AEE). Objetivo: El objetivo de este estudio fue analizar el papel de la fracción de reticulocitos inmaduros (IRF) y el equivalente de hemoglobina en reticulocitos (RET-He) mediante el analizador hematológico Sysmex XN-5000 en el seguimiento de la anemia por ERC en pacientes en diálisis peritoneal. Métodos: Estudio prospectivo, observacional multicéntrico que comparó IRF y RET-He con los parámetros recomendados por las guías. Los biomarcadores inflamatorios fueron analizados por el sistema Luminex® Multiplexing Instruments. Este estudio incluyó a 35 pacientes (59 ± 13 años; 51% hombres). Resultados: La hemoglobina fue de 12,2 ± 2 g/dl; el 87% tenía resistencia a AEE. Los pacientes con índice de resistencia a la eritropoyetina (IRE) en el cuartil superior tenían un IRF significativamente más alto y un porcentaje más bajo de deficiencia de hierro (12%) en comparación con la ferritina (82%) y las ITS (51%). Los niveles de interleucina-6 (IL-6) se correlacionaron con el porcentaje de reticulocitos de fluorescencia media (MFR) (r = 0,45, p < 0,03). Los valores de hemoglobina después de 60 y 180 días, fueron consistentemente más altos en el grupo de pacientes con IRF% inferior a 10,5. Conclusión: IRF y RET-He pueden agregar valor en la investigación de ferropenia, así como en la identificación de pacientes con ERI. Debido al número limitado de pacientes analizados en este estudio, se deben impulsar estudios futuros en poblaciones más grandes y con seguimiento prospectivo, para validar nuestros hallazgos.
https://doi.org/10.5935/1676-2444.20210038
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9.
Câncer e Doenças Cardiovasculares na Pandemia de COVID-19
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Kawahara, Lucas Tokio
; Costa, Isabela Bispo Santos da Silva
; Barros, Cecília Chie Sakaguchi
; Almeida, Gabriel Coelho de
; Bittar, Cristina Salvadori
; Rizk, Stephanie Itala
; Testa, Laura
; Moniz, Camila Motta Venchiarutti
; Pereira, Juliana
; Oliveira, Gláucia Maria Moraes de
; Diz, Maria Del Pilar Estevez
; Guimarães, Patricia Oliveira
; Pinto, Ibraim Masciarelli
; Kalil Filho, Roberto
; Hajjar, Ludhmila Abrahão
; Hoff, Paulo M.
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Arquivos Brasileiros de Cardiologia
- Métricas do periódico
Resumo O desafio imposto ao sistema de saúde pela pandemia da COVID-19 faz com que haja uma necessidade de readequações de rotinas e serviços de saúde, com os objetivos de controlar a disseminação do vírus e preservar a saúde. Torna-se ainda mais importante o manejo seguro e correto dos pacientes dos grupos de risco, como os pacientes idosos, os portadores de doenças cardiovasculares e os pacientes com câncer. Dessa forma, a cardio-oncologia ganha novo dimensionamento, no intuito de se adequar às necessidades dos pacientes diante de uma pandemia, reestruturando o sistema de atendimento de forma a oferecer qualidade e segurança na assistência à saúde.
Abstract The challenges that the COVID-19 pandemic cretead to the healthcare system have made it necessary to adapt routines and services, with the objectives of controlling the spread of the virus and preserving health. Safe and correct management of patients in risks groups, such as elderly patients, patients with cardiovascular diseases, and patients with cancer, has become even more important. Thus, cardio-oncology has gained a new dimension, with the aim of adapting to patients’ needs during the pandemic by restructuring the system of care in a manner that offers quality and safety in healthcare.
https://doi.org/10.36660/abc.20200405
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10.
Imagem Cardiovascular e Procedimentos Intervencionistas em Pacientes com Infecção pelo Novo Coronavírus
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Costa, Isabela Bispo Santos da Silva
; Rochitte, Carlos Eduardo
; Campos, Carlos M.
; Barberato, Silvio Henrique
; Oliveira, Gláucia Maria Moraes de
; Lopes, Marcelo Antônio Cartaxo Queiroga
; Nomura, Cesar Higa
; Abizaid, Alexandre A.
; Cerri, Giovanni
; Kalil Filho, Roberto
; Hajjar, Ludhmila Abrahão
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Arquivos Brasileiros de Cardiologia
- Métricas do periódico
Resumo A pandemia da doença causada pelo novo coronavírus (COVID-19) trouxe grandes desafios para o sistema de saúde devido ao aumento exponencial do número de pacientes acometidos. A racionalização de recursos e a indicação correta e criteriosa de exames de imagem e procedimentos intervencionistas tornaram-se necessárias, priorizando a segurança do paciente, do ambiente e dos profissionais da saúde. Esta revisão visa auxiliar e orientar os profissionais envolvidos na realização desses exames e procedimentos a fazê-los de forma eficaz e segura.
Abstract The coronavirus disease 2019 (COVID-19) pandemic is a huge challenge to the health system because of the exponential increase in the number of individuals affected. The rational use of resources and correct and judicious indication for imaging exams and interventional procedures are necessary, prioritizing patient, healthcare personnel, and environmental safety. This review was aimed at guiding health professionals in safely and effectively performing imaging exams and interventional procedures.
https://doi.org/10.36660/abc.20200370
2337 downloads
11.
Psychometric properties of a Brazilian adaptation of the Teacher Observation of Classroom Adaptation-Revised Scale for Children's Behavior
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Schneider, Daniela R.
; Kaszubowski, Erikson
; Garcia, Douglas
; Scaff, Luísa
; Moraes-Cruz, Roberto
; Sanchez, Zila M.
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Resumen El objetivo de este estudio fue realizar el análisis psicométrico de la escala Teacher Observation of Classroom Adaptation-Revised (TOCA-R) para su uso en escuelas brasileñas, y evaluar su validez y confiabilidad. Esta escala ha sido utilizada para evaluar el "Programa Elos", que es la versión brasileña culturalmente adaptada del programa norteamericano "Good Behavior Game". El instrumento fue adaptado por los investigadores en 2014 y está compuesto por 33 ítems con una escala de respuesta ordinal de tres puntos. En este estudio, se utilizó un diseño longitudinal cuasiexperimental de grupo único con los niños de 6 a 10 años, evaluados por sus maestros antes (n = 1448) y después (n = 673) de la implementación del Programa Elos en 2014. Se incluyeron cuatro ciudades brasileñas, 19 escuelas, 68 cursos y sus respectivos maestros, y los procedimientos analíticos fueron el análisis factorial exploratorio, el análisis factorial confirmatorio, el análisis de invariancia longitudinal y el análisis de confiabilidad por coeficientes de precisión. Los resultados del análisis factorial exploratorio mostraron un ajuste aceptable de cinco factores con 25 ítems, con una varianza total explicada del 60 % y un error residual medio de 0.02; el análisis factorial confirmatorio mostró un ajuste satisfactorio del modelo (χ2 = 961, df = 265, RMSEA = .078, IC 95 % = .07-.08, y CFI = 0.9); y se identificó la invariancia configuracional, métrica y escalar de la estructura latente, la cual, junto con la amplitud de variación de los coeficientes de precisión entre las dimensiones del instrumento (α = .78, .92; ω = .76, .92), da cuenta de evidencias de validez y confiabilidad que permiten utilizar la escala en la evaluación del Programa Elos en las escuelas brasileñas.
Abstract The aim of this study was to describe the process of psychometric analysis of the Teacher Observation of Classroom Adaptation- Revised Scale (TOCA-R) for its use in Brazilian schools and to evaluate its validity and reliability. To evaluate the "Elos Program", which is the Brazilian culturally adapted version of the North American Program "Good Behavior Game", the TOCA-R was used. The researchers adapted the instrument in 2014, consisting of 33 items in a three-point ordinal response scale. A longitudinal quasi-experimental design with a single group was used. Participants were children aged 6 to 10 years evaluated by their teachers, before (n = 1448) and after (n = 673) the implementation of the Elos Program in 2014. The study involved initially four schools, 68 classes and their respective teachers. The analytical procedures were exploratory factorial analysis, confirmatory factorial analysis, longitudinal invariance analysis and reliability analysis by precision coefficients. The results of the exploratory factorial analysis showed an acceptable adjustment of five factors with 25 items, with a total explained variance of 60% and mean residual error of 0.02. The confirmatory factorial analysis expressed a satisfactory fit of the model (χ2 = 961, df = 265, RMSEA = .078, 95% IC [.07, .08], and CFI = 0.9). A configurational, metric and scalar invariance of latent structure was identified, which, together with the amplitude of variation of the precision coefficients between the instrument dimensions (α = .78, .92; ω = .76, .92), demonstrate evidence of validity and reliability for using the TOCA-R in evaluating the Elos Program in Brazilian schools.
https://doi.org/10.14718/acp.2020.23.1.15
666 downloads
12.
Relationship between the hsa miR 150-5p and FTO gene expression in white subcutaneous adipose tissue with overweight/obesity, lipid profile and glycemia
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MORAES, VITOR N.
; QUEIROZ, ANDRÉ L.
; MARTONE, DANIEL
; RODRIGUES, JHENNYFER A.L.
; GOMES, MATHEUS M.
; SALGADO JÚNIOR, WILSON
; BUENO JR, CARLOS ROBERTO
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Anais da Academia Brasileira de Ciências
- Métricas do periódico
Abstract The overweight population is growing in the world, and the search for obesity-associated mechanisms is important for a better understanding of this disease. Few studies with the FTO gene and miRs show how they associate to obesity and how they can impact this disease. The aim of this study was to verify the relationship between the FTO gene and the hsa-miR-150-5p expression with overweight/obesity, lipid profile, and fast blood glucose. Men and women (18 years older or above), with body mass index ≥ 18.5 kg/m2, were enrolled in the present study and the FTO gene and hsa-miR-150-5p expression, biochemical parameters of blood and anthropometric measurements were analyzed. The results highlight that the FTO gene expression is associated to obesity (p 0.029), LDL-C (p 0.02) and fasting blood glucose (p 0.02), but not with triglycerides (p 0.69), total cholesterol (p 0.21), and HDL-C (p 0.24). The hsa-miR-150-5p is not associated to obesity (p 0.84), triglycerides (p 0.57), total cholesterol (p 0.51), HDL-C (p 0.75), LDL-C (p 0.32), and fasting blood glucose (p 0.42). The FTO gene expression is related to obesity, LDL-C and blood fasting glucose, representing a good molecular marker for obesity.
https://doi.org/10.1590/0001-3765202020200249
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13.
Clathriamide, an hexapeptide isolated from the marine sponge Clathria (Clathria) nicoleae
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Freire, Vítor F.
; Slivinski, Juliano
; Quintana-Bulla, Jairo I.
; Moraes, Fernando C.
; Paradas, Wladimir C.
; Salgado, Leonardo T.
; Pereira, Renato C.
; Moura, Rodrigo L.
; Amado-Filho, Gilberto M.
; Ferreira, Antonio G.
; Berlinck, Roberto G.S.
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Revista Brasileira de Farmacognosia
- Métricas do periódico
ABSTRACT Chemical investigation of the aqueous fraction of the ethanol extract from the Brazilian endemic marine sponge Clathria (Clathria) nicoleae Vieira de Barros, Santos & Pinheiro, 2013, Microcionidae, sampled from a 55 m deep rhodolith bed at the Amazon River mouth, led to the isolation of a new hexapeptide, clathriamide (1). HP-20 resin was used to capture compound 1 from the aqueous fraction, which was purified by additional chromatographic steps. The absolute configuration of the amino acids of 1 was determined by advanced Marfey's analysis using 5-fluoro-2,4-dinitrophenyl-Nα-L-tryptophanamide. The amino acid derivatives analyzed by ultra-performance liquid chromatography coupled to a mass spectrometry using a C8 column enabled a good chromatographic resolution of L-Ile and L-allo-Ile, previously unfeasible using C18 column.
https://doi.org/10.1016/j.bjp.2019.07.001
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14.
Interferon-gamma release assay performance in northeastern Brazil: influence of the IFNG + 874 A>T polymorphism
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Carneiro, Valdirene Leão
; Bendicho, Maria Teresita
; Santos, Rosalina Guedes
; Casela, Marilda
; Netto, Eduardo M.
; Mota, Scarlet Torres Moraes
; Pina, Iza Cristina Araújo
; Nascimento, Roberto Meyer
; Freire, Songeli Menezes
; Barbosa, Theolis
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Brazilian Journal of Infectious Diseases
- Métricas do periódico
ABSTRACT Introduction Latent tuberculosis infection diagnosis based on the release of interferon-gamma in cultures of peripheral blood cells stimulated with Mycobacterium tuberculosis antigens has replaced the tuberculin skin test in many countries with low tuberculosis prevalence. The IFN-γ production can be influenced by genetic polymorphisms, of which the IFNG + 874 (rs62559044) locus is the most studied. We investigated the possible influence of the IFNG + 874 A/T polymorphism on interferon-gamma test performance. Methods Patients diagnosed with pulmonary tuberculosis (75), volunteers with positive tuberculin skin test (70) and healthy volunteers with negative tuberculin skin test and no history of contact with tuberculosis (57) were evaluated regarding the IFNG + 874 genotype and the IFN-γ levels in whole blood cultures performed using an interferon-gamma commercial kit (QuantiFERON-TB® Gold In-Tube). Results IFN-γ production was not influenced by the IFNG + 874 genotype, regardless of antigen or mitogen-based stimulation, which suggests that other genes may influence IFN-γ production in response to mycobacteria. The IFNG + 874 polymorphism was found to exert no influence over QFT-IT test sensitivity in our study. Conclusions The IFNG + 874 polymorphism was not shown to influence QuantiFERON-TB® Gold In-Tube test performance in an admixed population from northeastern Brazil.
https://doi.org/10.1016/j.bjid.2018.04.004
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15.
6ª DIRETRIZES DE MONITORIZAÇÃO AMBULATORIAL DA PRESSÃO ARTERIAL E 4ª DIRETRIZES DE MONITORIZAÇÃO RESIDENCIAL DA PRESSÃO ARTERIAL
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Brandão, Andrea A.
; Alessi, Alexandre
; Feitosa, Audes Magalhães
; Machado, Carlos Alberto
; Figueiredo, Carlos Eduardo Poli de
; Amodeo, Celso
; Rodrigues, Cibele Isaac Saad
; Forjaz, Claudia Lucia de Moraes
; Giorgi, Dante Marcelo Artigas
; Mion Júnior, Décio
; Coelho, Eduardo Barbosa
; Nobre, Fernando
; Lima Júnior, Emilton
; Plavnik, Frida Liane
; Silva, Giovanio Vieira da
; Chaves Júnior, Hilton
; Barbosa, Eduardo Costa Duarte
; Vilela-Martin, José Fernando
; Ribeiro, José Marcio
; Gusmão, Josiane Lima de
; Toledo, Juan Carlos Yugar
; Bortolotto, Luiz Aparecido
; Scala, Luiz Cesar Nazário
; Gomes, Marco Antônio Mota
; Malachias, Marcus Vinícius Bolívar
; Neves, Mario Fritsch Toros
; Wajngarten, Mauricio
; Gus, Miguel
; Passarelli Júnior, Oswaldo
; Jardim, Paulo Cesar Brandão Veiga
; Miranda, Roberto Dischinger
; Paula, Rogério Baumgratz de
; Ferreira Filho, Sebastião Rodrigues
; Andrade, Solange
; Geleilete, Tufik J. M.
; Koch, Vera Hermina K.
; Souza, Weimar Kunz Sebba Barroso de
; Oigman, Wille
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https://doi.org/10.5935/abc.20180074
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