Acesso livre
Acesso livre

Arquivos do dia: Julho 23, 2021

OMS | Desigualdade vacinal prejudica a recuperação econômica global.

23 Jul, 2021 | 10:19h

Comunicado de imprensa: Vaccine inequity undermining global economic recovery – World Health Organization

Painel: Global Dashboard for Vaccine Equity

Comentários: Urgent need for COVID-19 vaccine equity – University of Oxford E COVID-19 Vaccine Inequity Undermines Global Economic Recovery  – Health Policy Watch

 

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Opinião | Tocilizumabe no tratamento da COVID-19: quem se beneficia e como? – Os pesquisadores sugerem que inibidores de IL-6 talvez devam ser ministrados somente a pacientes com altos níveis de IL-6.

23 Jul, 2021 | 10:18h

Tocilizumab in COVID-19 therapy: who benefits, and how? – The Lancet

Relacionado: A living WHO guideline on drugs for covid-19 – interleukin-6 receptor blockers are now recommended for patients with severe or critical covid-19. E M-A: Association Between Administration of IL-6 Antagonists and Mortality Among Patients Hospitalized for COVID-19 – “The 4% absolute risk reduction in mortality from 25% to 21% with IL-6 inhibition added to glucocorticoids may not translate to patients with a lower baseline mortality risk and likely do not justify the additional expense and risk for toxicities for patients hospitalized with modest oxygen requirements and a stable clinical course (from editorial)”. E RECOVERY trial: In hospitalized COVID-19 patients with hypoxia and systemic inflammation (C-reactive protein ≥75 mg/L), tocilizumab improved survival and other clinical outcomes E Secondary analysis of RCT finds Tocilizumab was beneficial to patients hospitalized with Covid-19 if CRP levels were greater than 15.0 mg/dL, but not if CRP levels were 15.0 mg/dL or less. E M-A: Tocilizumab in COVID-19 – “For hospitalized COVID-19 patients, there is some evidence that tocilizumab use may be associated with a short-term mortality benefit, but further high-quality data are required”.


Perspectiva | “Challenge Trials” com o SARS-CoV-2 (quando pessoas saudáveis são expostas deliberadamente ao virus, para fins de pesquisa) – Estabelecendo um modelo durante uma pandemia em evolução.

23 Jul, 2021 | 10:17h

SARS-CoV-2 Human Challenge Studies — Establishing the Model during an Evolving Pandemic – New England Journal of Medicine

Relacionado: World’s first coronavirus “Human Challenge” study receives ethics approval in the UK (vários textos sobre o tema) E Are SARS-CoV-2 Human Challenge Trials Ethical? – “A clinical trial is underway in the UK in which young, healthy participants are exposed deliberately to SARS-CoV-2 to assess the viral inoculum needed to produce an infection and to test vaccine efficacy”.


Colangite esclerosante secundária: uma nova complicação em pacientes críticos com COVID-19.

23 Jul, 2021 | 10:16h

Secondary sclerosing cholangitis: an emerging complication in critically ill COVID-19 patients – Intensive Care Medicine


Como a variante Delta atinge sua disseminação ultrarrápida – “A carga viral é cerca de 1.000 vezes maior em pessoas infectadas com a variante Delta do que nos infectados com a cepa original do coronavírus, de acordo com estudo feito na China.”

23 Jul, 2021 | 10:15h

How the Delta variant achieves its ultrafast spread – Nature

Estudo original: Study shows the viral loads in the Delta infections are ~1000 times higher than those in the earlier strain infections on the day when viruses are firstly detected.


O que são as variantes Delta, Gama, Beta e Alfa da Covid?

23 Jul, 2021 | 10:14h

What are the Delta, Gamma, Beta and Alpha Covid variants? – BBC

Relacionado: Increased transmissibility and global spread of SARS-CoV-2 variants of concern – “Estimated transmissibility increases of alpha 29% (95% CI: 24–33), beta 25% (95% CI: 20–30), gamma 38% (95% CI: 29–48) & delta 97% (95% CI: 76–117)”. E WHO renames COVID-19 variants with the Greek alphabet (i.e., Alpha, Beta, Gamma, etc), making them simple, easy to say and remember. The naming system aims to prevent calling COVID-19 variants by the places where they are detected, which is stigmatizing & discriminatory.


A variante Lambda: ela é mais infecciosa e escapa das vacinas? Virologista explica.

23 Jul, 2021 | 10:14h

The Lambda variant: is it more infectious, and can it escape vaccines? A virologist explains – The Conversation

Relacionado: Lambda, the Newest WHO Variant of Interest, is Now in 29 Countries – Health Policy Watch


CDC lança novas diretrizes para o tratamento de infecções sexualmente transmissíveis.

23 Jul, 2021 | 10:13h

Tabela de conteúdo: Sexually Transmitted Infections Treatment Guidelines, 2021

Diretriz: Sexually Transmitted Infections Treatment Guidelines, 2021 – Centers for Disease Control and Prevention

Relacionado (recém-lançado): WHO Guidelines for the management of symptomatic sexually transmitted infections.

 

Comentário no Twitter (fio – clique para saber mais)

 


Nova série do The Lancet: Atividade Física 2021.

23 Jul, 2021 | 10:11h

Página principal: Physical Activity 2021 – The Lancet (necessário cadastro gratuito para todos os artigos)

Resumo e comentário: Experts call for immediate action to ensure physical activity is built into everyday lives – News Medical

 

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Posicionamento de sociedades de cardiologia sobre a biópsia endomiocárdica.

23 Jul, 2021 | 10:08h

Heart Failure Association, Heart Failure Society of America, and Japanese Heart Failure Society Position Statement on Endomyocardial Biopsy

 

Comentário no Twitter

 


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