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Métodos Terapêuticos e Terapias MTCI
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1.
Rev. esp. cardiol. (Ed. impr.) ; 70(3): 155-161, mar. 2017. tab, graf
Artigo em Espanhol | IBECS | ID: ibc-160924

RESUMO

Introducción y objetivos: Analizar la asociación entre la implementación de redes de reperfusión en el infarto agudo de miocardio con elevación del segmento ST (IAMCEST) en las comunidades autónomas (CC.AA.) españolas, la tasa regional de intervención coronaria percutánea (ICP) y la mortalidad hospitalaria. Métodos: Se analizaron las altas hospitalarias del Sistema Nacional de Salud entre 2003 y 2012. El diagnóstico de IAMCEST y los procedimientos relacionados se codificaron mediante la Clasificación Internacional de Enfermedades. Las altas se clasificaron en 3 grupos: ICP (n = 116.621), trombolisis (n = 46.720) o sin reperfusión (n = 139.130). Resultados: La mortalidad no ajustada fue superior entre los pacientes no sometidos a ICP o fibrinolisis (17,3%) que entre los sometidos a ICP (4,8%) o fibrinolisis (8,6%) (p < 0,001). Se apreció un aumento en la tasa de ICP en el conjunto de CC.AA. (el 21,6% en 2003 frente al 54,5% en 2012; p < 0,001), con una reducción en la tasa de mortalidad estandarizada por riesgo (el 10,2% en 2003 y el 6,8% en 2012; p < 0,001). Se apreciaron diferencias significativas entre las tasas de ICP de las CC.AA. La implementación de redes de reperfusión se asoció con un aumento en la tasa de ICP del 50% (p < 0,001) y una reducción del 14% de la tasa de mortalidad estandarizada por riesgo (p < 0,001). Conclusiones: Entre 2003 y 2012 se produjo en España un aumento significativo de la tasa de ICP en el IAMCEST. La implementación de redes de reperfusión se asoció con un aumento en la tasa de ICP y una reducción de la mortalidad hospitalaria (AU)


Introduction and objectives: To analyze the association between the development of network systems of care for ST-segment elevation myocardial infarction (STEMI) in the autonomous communities (AC) of Spain and the regional rate of percutaneous coronary intervention (PCI) and in-hospital mortality. Methods: From 2003 to 2012, data from the minimum basic data set of the Spanish taxpayer-funded health system were analyzed, including admissions from general hospitals. Diagnoses of STEMI and related procedures were codified by the International Diseases Classification. Discharge episodes (n = 302 471) were distributed in 3 groups: PCI (n = 116 621), thrombolysis (n = 46 720), or no reperfusion (n = 139 130). Results: Crude mortality throughout the evaluation period was higher for the no-PCI or thrombolysis group (17.3%) than for PCI (4.8%) and thrombolysis (8.6%) (P < .001). For the aggregate of all communities, the PCI rate increased (21.6% in 2003 vs 54.5% in 2012; P < .001) with a decrease in risk-standardized mortality rates (10.2% in 2003; 6.8% in 2012; P < .001). Significant differences were observed in the PCI rate across the AC. The development of network systems was associated with a 50% increase in the PCI rate (P < .001) and a 14% decrease in risk-standardized mortality rates (P < .001). Conclusions: From 2003 to 2012, the PCI rate in STEMI substantially increased in Spain. The development of network systems was associated with an increase in the PCI rate and a decrease in in-hospital mortality (AU)


Assuntos
Humanos , Mortalidade Hospitalar/tendências , Infarto do Miocárdio/mortalidade , Reperfusão Miocárdica/estatística & dados numéricos , Sistemas de Saúde/organização & administração , Intervenção Coronária Percutânea/estatística & dados numéricos , Terapia Trombolítica , Padrões de Prática Médica , Política de Saúde/tendências , Procedimentos Clínicos/organização & administração
2.
Arch. cardiol. Méx ; 74(4): 262-270, oct.-dic. 2004. ilus, tab
Artigo em Espanhol | LILACS | ID: lil-755670

RESUMO

Objetivo: Evaluar la acción de la trimetazidina en el deterioro de la función sistólica que se produce en el miocardio tras una isquemia única y prolongada. Métodos: Se analizaron 13 perros mestizos, de uno u otro sexo, asignados al azar a tratamiento oral con trimetazidina (6 perros) o placebo (7 perros) durante 7 días. Se realizó un protocolo de isquemia bajo anestesia consistente en una obstrucción completa de la arteria coronaria descendente anterior de 15 minutos de duración, seguida de 60 minutos de reperfusión. Las variables analizadas durante la obstrucción y la reperfusión fueron: Frecuencia cardíaca (FC), presión ventricular izquierda (PVI), dP/dt y las curvas de función regional de la zona isquémica y de una zona testigo (longitud telediastólica, telesistólica y fracción de acortamiento). Resultados: Las variables hemodinámicas (FC, PVI y dP/dt), no presentaron diferencias significativas entre ambos grupos, con poca variabilidad de sus valores respecto a los basales durante la isquemia-reperfusión. La fracción de acortamiento de la zona isquémica experimentó una disminución estadísticamente significativa durante la obstrucción coronaria en ambas series, alcanzando valores de discinesia, con persistencia de la disfunción contráctil tras 60 minutos de reperfusión, y sin diferencias entre ambas series (50% serie Placebo; 41% serie Trimetazidina). Conclusiones: La recuperación de la contractilidad miocárdica tras una isquemia completa en la serie tratada con TMZ no mostró diferencias significativas respecto a la serie Placebo, a diferencia de lo que ocurre con períodos de oclusión más cortos y repetidos.


Objective: The aim of this study is to evaluate the effect of trimetazidine (TMZ) on myocardial systolic dysfunction resulting from an isolated episode of induced coronary ischemia. Methods: In a double-blinded randomized design we studied 13 mongrel anesthetized dogs of either sex (6 of them treated with oral TMZ previously). The anterior descending coronary artery was totally occluded during 15 minutes followed by 60 minutes of reperfusion. Global and regional cardiac variables were recorded in control and ischemic areas. Results: There were no significant differences between TMZ and placebo series with respect to global cardiac function variables. Both series showed no significant variations in global variables during the ischemia-reperfusion process. The shortening fraction in the ischemic area fell significantly during the ischemic period in both TMZ and placebo series reaching dyskinetic values. Myocardial contractility dysfunction persisted after 60 minutes of reperfusion in both series with no significant differences (41% vs 50% placebo). Conclusions: Contrary to shorter and repeated occlusion periods, myocardial contractility recovery after a complete episode of ischemia did not show significant differences between TMZ-treated and placebo series.


Assuntos
Animais , Cães , Traumatismo por Reperfusão Miocárdica/tratamento farmacológico , Miocárdio Atordoado/tratamento farmacológico , Trimetazidina/farmacologia , Vasodilatadores/farmacologia , Circulação Coronária/efeitos dos fármacos , Circulação Coronária/fisiologia , Avaliação Pré-Clínica de Medicamentos , Hemodinâmica/efeitos dos fármacos , Hemodinâmica/fisiologia , Modelos Animais , Traumatismo por Reperfusão Miocárdica/fisiopatologia , Miocárdio Atordoado/fisiopatologia , Miocárdio/metabolismo , Distribuição Aleatória
3.
Arch Cardiol Mex ; 74(4): 262-70, 2004.
Artigo em Espanhol | MEDLINE | ID: mdl-15709502

RESUMO

OBJECTIVE: The aim of this study is to evaluate the effect of trimetazidine (TMZ) on myocardial systolic dysfunction resulting from an isolated episode of induced coronary ischemia. METHODS: In a double-blinded randomized design we studied 13 mongrel anesthetized dogs of either sex (6 of them treated with oral TMZ previously). The anterior descending coronary artery was totally occluded during 15 minutes followed by 60 minutes of reperfusion. Global and regional cardiac variables were recorded in control and ischemic areas. RESULTS: There were no significant differences between TMZ and placebo series with respect to global cardiac function variables. Both series showed no significant variations in global variables during the ischemia-reperfusion process. The shortening fraction in the ischemic area fell significantly during the ischemic period in both TMZ and placebo series reaching dyskinetic values. Myocardial contractility dysfunction persisted after 60 minutes of reperfusion in both series with no significant differences (41% vs 50% placebo). CONCLUSIONS: Contrary to shorter and repeated occlusion periods, myocardial contractility recovery after a complete episode of ischemia did not show significant differences between TMZ-treated and placebo series.


Assuntos
Traumatismo por Reperfusão Miocárdica/tratamento farmacológico , Miocárdio Atordoado/tratamento farmacológico , Trimetazidina/farmacologia , Vasodilatadores/farmacologia , Animais , Circulação Coronária/efeitos dos fármacos , Circulação Coronária/fisiologia , Cães , Avaliação Pré-Clínica de Medicamentos , Hemodinâmica/efeitos dos fármacos , Hemodinâmica/fisiologia , Modelos Animais , Traumatismo por Reperfusão Miocárdica/fisiopatologia , Miocárdio Atordoado/fisiopatologia , Miocárdio/metabolismo , Distribuição Aleatória
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