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La actividad de la ECA2 circulante elevada se relacionan con una mayor severidad del COVID-19

Authors: Martínez-Díaz, Irene; Vergara, Ander; Ortiz-Pérez, José T.; Cano-Cámara, Antonio; Fernández-Díaz, Adrià; Llorens-Cebrià, Carmen; García de Frutos, Pablo; +3 Authors

La actividad de la ECA2 circulante elevada se relacionan con una mayor severidad del COVID-19

Abstract

INTRODUCCIÓN: la enzima conversora de angiotensina 2 (ECA2) es el receptor de entrada a la célula del SARS-CoV-2. La infección por SARS- CoV-2 escinde la ECA2 de la membrana celular, incrementando la ECA2 soluble. El presente estudio tiene como objetivo evaluar si los niveles séricos de la ECA2 durante la primera atención en urgencias de pacientes COVID-19 se relacionan con el pronóstico. MATERIAL Y MÉTODOS: durante la primera ola de la pandemia y entre los meses de marzo y abril de 2020 se obtuvieron en el Hospital Vall d'Hebron de Barcelona muestras de suero en la primera atención en urgencias de 510 pacientes diagnosticados de COVID-19. Se recogieron de la historia clínica la edad, sexo, comorbilidades previas, variables tanto clínicas como analíticas y la evolución de la enfermedad, clasificando como COVID-19 severo aquellos pacientes que fallecieron, ingresaron en UCI o precisaron ventilación mecánica invasiva. La actividad de ECA2 en suero se midió mediante un ensayo de actividad enzimática. RESULTADOS: los pacientes que desarrollaron COVID-19 severo eran mayores y con un mayor número de comorbilidades (Tabla 1). La actividad circulante de ECA2 al ingreso estaba incrementada en 0.24 Unidades Relativas de Fluorescencia(URF)/ng/¿L (IC95%:0.08¿0.41, p<0.001) en pacientes que posteriormente desarrollaban COVID-19 severo. En el modelo de regresión lineal multivariable ajustado por edad, sexo, diabetes, hipertensión, obesidad, enfermedad CV y enfermedad renal, la actividad circulante de ECA2 se seguían asociando a una peor evolución del COVID-19 (p=0.002). La actividad de la ECA2 circulante elevada ¿0.59URF/ng/¿L ofrecían la mejor relación sensibilidad (53%) y especificidad (58%), mientras que valores ¿1.40URF/ng/¿L tenían una especificidad del 95% en la predicción de un COVID-19 severo. CONCLUSIÓN: La actividad de la ECA2 circulante elevada en la primera atención a urgencias de pacientes con infección por COVID-19 se relacionan con un peor pronóstico de la enfermedad.

Trabajo presentado en el 53 Congreso de la Sociedad Española de Nefrología, celebrado en Palma de Mallorca (España), del 11 al 13 de noviembre de 2023

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selected citations
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This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
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popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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