Ataque isquémico transitorio: incidencia de accidente cerebrovascular fatal / Transient ischemic attack: incidence of fatal stroke
Repert. med. cir
; 23(4): 267-275, 2014. ilus., tab.
Article
em En, Es
| LILACS, COLNAL
| ID: lil-795684
Biblioteca responsável:
CO304.1
RESUMEN
El AIT (ataque isquémico transitorio) se considera predictor de ACV. El seguimiento a seis meses mostró un riesgo cercano al 10%. Son dos espectros de la enfermedad cerebro vascular isquémica de alto impacto en la morbi-mortalidad a nivel mundial. Objetivo:
evaluar la incidencia de ACV en pacientes con AIT hospitalizados en dos instituciones con seguimiento a 180 días.Metodología:
estudio de cohorte, el AIT se definió por historia y examen clínico, excluyendo el infarto por neuroimagen. Se evaluó el riesgo de ACV con la escala ABCD2, documentándolo por neuroimagen.Resultados:
ingresaron 85 casos (abril 2012/ abril 2013). Edad promedio 68.1 años (DE 13.5), 62.4% mujeres. Los factores de riesgo más frecuentes fueron HTA (69.4%), dislipidemia (56.4%), tabaquismo (31.1%) y antecedente de ACV (18.8%). El 24.6% presentó ACV (n19), con dos fallecimientos (2.4%). El ABCD2 ≥ 5 fue predictor de ACV, HR 4.7 [IC 95% 1.1-20.7]. Entre los pacientes con previo antecedente de ACV, la mitad de ellos repitió el evento (8/16), HR 2.2 [IC 95% 0.81-6.1].Conclusión:
hay alta incidencia de ACV después de AIT. Se requieren estudios con muestra de mayor tamaño.ABSTRACT
Transient ischemic attacks (TIAs) are considered predictors of CVA. A six-month follow-up showed a risk of nearly 10%. There are two spectrums of ischemic cerebrovascular disorders with high impact on morbidity and mortality worldwide. Objective:
to assess the incidence of CVAs after a 180-day follow-up in patients with prior TIA hospitalized in two institutions.Methodology:
a cohort study TIA was defined by medical record and physical exam, excluding infarct by neuroimaging. CVA risk was assessed using the ABCD2 scale and documented by neuroimaging.Results:
eighty-five cases were admitted between April, 2012 and April, 2013; mean age was 68.1 years (SD 13.5); 62.4% were females. The most frequent risk factors were, ATH (69.4%), dyslipidemia (56.4%), smoking (31.1%) and prior stroke (18.8%). A CVA occurred in 24.6% (n 19), accounting for 2 deaths (2.4%). An ABCD2 score ≥ 5 was a predictor of CVA, HR 4.7 [CI 95% 1.1-20.7]. Of patients with a prior CVA half presented a new event (8/16), HR 2.2 [CI 95% 0.81-6.1].Conclusion:
there is a high incidence of CVA after a TIA. Studies with a larger sample size are required.Palavras-chave
Texto completo:
1
Base de dados:
COLNAL
/
LILACS
Assunto principal:
Ataque Isquêmico Transitório
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Acidente Vascular Cerebral
Tipo de estudo:
Etiology_studies
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Health_technology_assessment
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Incidence_studies
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Observational_studies
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Prognostic_studies
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Risk_factors_studies
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Screening_studies
Limite:
Aged
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Female
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Humans
Idioma:
En
/
Es
Ano de publicação:
2014
Tipo de documento:
Article