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Pneumonitis severa inducida por la vacuna contra el COVID-19
Tatsuro Suzuki1,2, Hiromi Furuta1, Misa Naganawa1
1Department of Respiratory Medicine Toyokawa City Hospital Toyokawa City Japan.
Respirology case reports
|August 27, 2025
Resumen
Pueden ocurrir eventos adversos graves después de la vacunación con ARNm COVID-19. Este informe de caso detalla la neumonitis inducida por la vacuna, caracterizada por el aumento de las citocinas y la insuficiencia respiratoria, que se resolvió con el tratamiento con esteroides.
Área de la Ciencia:
- Inmunología
- Pulmonología
- Vacunas y vacunas
Sus antecedentes:
- La enfermedad por coronavirus 2019 (COVID-19) ha causado impactos significativos en la salud y la sociedad a nivel mundial.
- La vacunación de ARNm COVID-19 se implementó ampliamente, con raros informes de eventos adversos graves.
- La comprensión de los eventos adversos relacionados con las vacunas es crucial para el monitoreo de la salud pública y la seguridad de las vacunas.
Objetivo del estudio:
- Para reportar un caso de neumonitis potencialmente inducido por la vacunación con ARNm contra la COVID-19.
- Para analizar el perfil de citoquinas en un paciente que experimente eventos adversos graves después de la vacunación.
- Describir el curso clínico y el resultado del tratamiento de la neumonitis inducida por la vacuna.
Principales métodos:
- Informe de caso de un paciente masculino que presentaba síntomas respiratorios después de la vacunación con ARNm contra la COVID-19.
- Análisis de los niveles séricos de inmunoglobulina E (IgE) y citoquinas (TNFα, IL-6, IL-8) antes de la admisión.
- Manejo clínico que incluye soporte respiratorio y terapia con esteroides.
Principales resultados:
- El paciente exhibió IgE sérica elevada (347 U/ ml) y aumento de las citoquinas proinflamatorias: TNFα (1,2 pg/ ml), IL-6 (156 pg/ ml) y IL-8 (75,0 pg/ ml).
- El paciente desarrolló insuficiencia respiratoria severa que requirió ventilación mecánica.
- La recuperación se logró después de la terapia de pulso con esteroides en dosis altas.
Conclusiones:
- Las vacunas de ARNm de COVID-19 pueden, en casos raros, estar asociadas con eventos adversos graves como la neumonitis.
- Los niveles elevados de citoquinas pueden desempeñar un papel en la patogénesis de la neumonitis inducida por la vacuna.
- El diagnóstico y el tratamiento inmediatos, incluidos los corticosteroides, son esenciales para controlar esta rara complicación.
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