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Cytokine release syndrome in infection due to COVID-19 and administration of tocilizumab as therapeutic option.
Medicina Interna de Mexico ; 38(4):877-886, 2022.
Article in Spanish | Academic Search Complete | ID: covidwho-1975696
ABSTRACT
The novel severe acute respiratory syndrome coronavirus (SARS-CoV-2), causing of coronavirus disease 2019 (COVID-19), is resulting in a worldwide pandemic and has affected more than 200 countries, leading in more than 10 million cases with 508,000 confirmed deaths. The disease spectrum is wide from mild symptoms to severe pneumonia, and some critical conditions be able to produce life-threatening complications, particularly in patients with cytokine release syndrome. This is characterized by dyspnea, hypoxemia and bilateral lung infiltrates on chest radiographic imaging, in case of disease progression invasive mechanical ventilation is needed. The clinical presentation includes hypotension, fever, septic shock with vasopressor therapy, endothelial injury, disseminated intravascular coagulation and multi-organic failure. The most relevant paraclinical parameters associated to cytokine release syndrome are cytopenias, elevated levels of inflammatory cytokines, transaminasemia, coagulation abnormalities and increment in C-reactive protein values. Tocilizumab is a humanized monoclonal antibody against the interleukin-6 receptor (IL-6r), it has been successful administrated in cytokine release syndrome. We propose the blockage with tocilizumab in patients who fulfilled the clinical criteria of cytokine release syndrome based on the literature review as a therapeutic target for COVID-19 infection. (English) [ FROM AUTHOR] La pandemia derivada por el nuevo síndrome respiratorio agudo severo coronavirus 2 (SARS-CoV-2), agente causal de la enfermedad por coronavirus 2019 (COVID-19), ha afectado a más de 200 países, ocasionando cerca de 10 millones de casos confirmados y 508,000 muertes. El espectro de la enfermedad varía desde casos leves de neumonía hasta el estado crítico que puede poner en peligro la vida, en especial en los pacientes que manifiestan el síndrome de liberación de citocinas. Éste se caracteriza por disnea, hipoxemia e infiltrados bilaterales en la radiografía de tórax que en ocasiones requiere ventilación mecánica;en términos clínicos, los pacientes con síndrome de liberación de citocinas pueden cursar con hipotensión, fiebre elevada, estado de choque con requerimiento de vasopresor, daño vascular, coagulación intravascular diseminada e insuficiencia orgánica múltiple. Entre los parámetros de laboratorio que destacan en los pacientes con síndrome de liberación de citocinas están las citopenias, elevación de citocinas, incremento en las enzimas hepáticas, alteración en los parámetros de coagulación y aumento en la proteína C reactiva. Tocilizumab es un anticuerpo monoclonal humanizado recombinante antagonista del receptor de IL-6 que se ha prescrito en forma exitosa en pacientes con este síndrome. El enfoque orientado hacia el bloqueo de citocinas para contrarrestar la hiperinflamación observada en COVID-19 representa una oportunidad terapéutica. En esta revisión se proponen algunos criterios para la administración de tocilizumab en pacientes con infección por SARS-CoV-2 y síndrome de liberación de citocinas. (Spanish) [ FROM AUTHOR] Copyright of Medicina Interna de Mexico is the property of Colegio de Medicina Interna de Mexico and its content may not be copied or emailed to multiple sites or posted to a listserv without the copyright holder's express written permission. However, users may print, download, or email articles for individual use. This may be abridged. No warranty is given about the accuracy of the copy. Users should refer to the original published version of the material for the full . (Copyright applies to all s.)
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Full text: Available Collection: Databases of international organizations Database: Academic Search Complete Language: Spanish Journal: Medicina Interna de Mexico Year: 2022 Document Type: Article

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Full text: Available Collection: Databases of international organizations Database: Academic Search Complete Language: Spanish Journal: Medicina Interna de Mexico Year: 2022 Document Type: Article