Ischemic stroke in dengue: Are we facing an immunomediated response? A case report

Neurological manifestations in dengue infection are atypical; even more so are cases of stroke, which have only been reported rarely. We present the case of a 41-year-old male patient who developed focal neurological deficit during his dengue infection. The patient had no known comorbidities. He pre...

Descripción completa

Guardado en:
Detalles Bibliográficos
Autores principales: Sala, Julieta, Valente, Nicolás Pablo, Ragaini, Aixa, Ferrario, Celina
Formato: Artículo revista
Lenguaje:Español
Publicado: Universidad Nacional Córdoba. Facultad de Ciencias Médicas. Secretaria de Ciencia y Tecnología 2026
Materias:
Acceso en línea:https://revistas.unc.edu.ar/index.php/med/article/view/46236
Aporte de:
id I10-R327-article-46236
record_format ojs
institution Universidad Nacional de Córdoba
institution_str I-10
repository_str R-327
container_title_str Revista de la Facultad de Ciencias Médicas de Córdoba
language Español
format Artículo revista
topic dengue
vasculitis
epidemics
ischemic stroke
accidente cerebrovascular isquémico
vasculitis
epidemias
dengue
AVC Isquêmico
dengue
vasculite
epidemias
spellingShingle dengue
vasculitis
epidemics
ischemic stroke
accidente cerebrovascular isquémico
vasculitis
epidemias
dengue
AVC Isquêmico
dengue
vasculite
epidemias
Sala, Julieta
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
topic_facet dengue
vasculitis
epidemics
ischemic stroke
accidente cerebrovascular isquémico
vasculitis
epidemias
dengue
AVC Isquêmico
dengue
vasculite
epidemias
author Sala, Julieta
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
author_facet Sala, Julieta
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
Valente, Nicolás Pablo
Ragaini, Aixa
Ferrario, Celina
author_sort Sala, Julieta
title Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
title_short Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
title_full Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
title_fullStr Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
title_full_unstemmed Ischemic stroke in dengue: Are we facing an immunomediated response? A case report
title_sort ischemic stroke in dengue: are we facing an immunomediated response? a case report
description Neurological manifestations in dengue infection are atypical; even more so are cases of stroke, which have only been reported rarely. We present the case of a 41-year-old male patient who developed focal neurological deficit during his dengue infection. The patient had no known comorbidities. He presented with fever, headache, myalgia, and biochemical results showed thrombocytopenia. A plain brain CT scan did not reveal any lesions, leading to the diagnosis of ischemic stroke in the context of dengue infection. He showed improvement in neurological symptoms correlated with increasing platelet counts. Such association has been described in other reports of ischemic stroke due to dengue, possibly explained by immunomediated effects leading to a vasculitic condition. The aim of this work is to contribute to the existing evidence on this entity.
publisher Universidad Nacional Córdoba. Facultad de Ciencias Médicas. Secretaria de Ciencia y Tecnología
publishDate 2026
url https://revistas.unc.edu.ar/index.php/med/article/view/46236
work_keys_str_mv AT salajulieta ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT valentenicolaspablo ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ragainiaixa ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ferrariocelina ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT valentenicolaspablo ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ragainiaixa ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ferrariocelina ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT valentenicolaspablo ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ragainiaixa ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT ferrariocelina ischemicstrokeindenguearewefacinganimmunomediatedresponseacasereport
AT salajulieta accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT valentenicolaspablo accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ragainiaixa accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ferrariocelina accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT valentenicolaspablo accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ragainiaixa accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ferrariocelina accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT valentenicolaspablo accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ragainiaixa accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT ferrariocelina accidentecerebrovascularisquemicoacvendengueestamosanteunarespuestainmunomediadaapropositodeuncaso
AT salajulieta acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT valentenicolaspablo acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ragainiaixa acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ferrariocelina acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT valentenicolaspablo acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ragainiaixa acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ferrariocelina acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT valentenicolaspablo acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ragainiaixa acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
AT ferrariocelina acidentevascularcerebralisquemicoavcinodengueestamosdiantedeumarespostaimunomediadaapropositodeumcaso
first_indexed 2026-03-27T05:14:33Z
last_indexed 2026-03-27T05:14:33Z
_version_ 1860790883563077632
spelling I10-R327-article-462362026-03-03T21:38:49Z Ischemic stroke in dengue: Are we facing an immunomediated response? A case report Accidente cerebrovascular isquémico (ACV) en dengue ¿estamos ante una respuesta inmunomediada? a propósito de un caso Acidente vascular cerebral isquêmico (AVCI) no dengue: estamos diante de uma resposta imunomediada?. A propósito de um caso Sala, Julieta Valente, Nicolás Pablo Ragaini, Aixa Ferrario, Celina Valente, Nicolás Pablo Ragaini, Aixa Ferrario, Celina Valente, Nicolás Pablo Ragaini, Aixa Ferrario, Celina dengue vasculitis epidemics ischemic stroke accidente cerebrovascular isquémico vasculitis epidemias dengue AVC Isquêmico dengue vasculite epidemias Neurological manifestations in dengue infection are atypical; even more so are cases of stroke, which have only been reported rarely. We present the case of a 41-year-old male patient who developed focal neurological deficit during his dengue infection. The patient had no known comorbidities. He presented with fever, headache, myalgia, and biochemical results showed thrombocytopenia. A plain brain CT scan did not reveal any lesions, leading to the diagnosis of ischemic stroke in the context of dengue infection. He showed improvement in neurological symptoms correlated with increasing platelet counts. Such association has been described in other reports of ischemic stroke due to dengue, possibly explained by immunomediated effects leading to a vasculitic condition. The aim of this work is to contribute to the existing evidence on this entity. Las manifestaciones neurológicas en la infección por dengue son atípicas; más aún lo son los cuadros de accidente cerebrovascular, para los cuales existen sólo unos pocos reportes. Presentamos el caso de un paciente masculino de 41 años que desarrolló un cuadro de déficit neurológico focal durante su infección por dengue. El paciente no tenía comorbilidades conocidas. Presentó fiebre, cefalea, mialgias y en los resultados bioquímicos, plaquetopenia. En la tomografía de encéfalo simple no se observaron lesiones, por lo que se interpretó el cuadro como accidente cerebrovascular (ACV) isquémico en contexto de infección por dengue. Evolucionó con mejoría de la clínica neurológica en correlación con el aumento de valores de plaquetas. Dicha asociación está descripta en otros reportes de ACV isquémico por dengue, posiblemente explicada por efectos inmunomediados que generen un cuadro vasculítico. El objetivo de este trabajo es aumentar la evidencia disponible sobre esta entidad. As manifestações neurológicas na infecção por dengue são atípicas; ainda mais raras são as ocorrências de acidente vascular cerebral, para as quais há apenas alguns poucos relatos. Apresentamos o caso de um paciente masculino de 41 anos que desenvolveu um déficit neurológico focal durante sua infecção por dengue. O paciente não tinha comorbidades conhecidas. Ele apresentou febre, dor de cabeça, mialgia e, nos resultados bioquímicos, plaquetopenia. A tomografia simples de crânio não mostrou lesões, sendo interpretado o quadro como um acidente vascular cerebral isquêmico no contexto da infecção por dengue. Houve melhora dos sintomas neurológicos correlacionada com o aumento dos valores de plaquetas. Essa associação está descrita em outros relatos de acidente vascular cerebral isquêmico por dengue, possivelmente explicada por efeitos imunomediados que levam a uma condição vasculítica. O objetivo deste trabalho é aumentar a evidência disponível sobre esta entidade. Universidad Nacional Córdoba. Facultad de Ciencias Médicas. Secretaria de Ciencia y Tecnología 2026-03-03 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion text/html application/pdf https://revistas.unc.edu.ar/index.php/med/article/view/46236 10.31053/1853.0605.v83.n1.46236 Revista de la Facultad de Ciencias Médicas de Córdoba.; Vol. 83 No. 1 (2026): Avance de publicación; e46236 Revista de la Facultad de Ciencias Médicas de Córdoba; Vol. 83 Núm. 1 (2026): Avance de publicación; e46236 Revista da Faculdade de Ciências Médicas de Córdoba; v. 83 n. 1 (2026): Avance de publicación; e46236 1853-0605 0014-6722 10.31053/1853.0605.v83.n1 spa https://revistas.unc.edu.ar/index.php/med/article/view/46236/52346 https://revistas.unc.edu.ar/index.php/med/article/view/46236/52393 Derechos de autor 2026 Universidad Nacional de Córdoba https://creativecommons.org/licenses/by-nc/4.0