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1.
Neurología (Barc., Ed. impr.) ; 38(5): 364-371, Jun. 2023.
Artigo em Espanhol | IBECS | ID: ibc-221504

RESUMO

Introducción: Se cumple ahora más de una década del inicio de la hipotermia terapéutica (HT)en Espa ̃na, la única intervención neuroprotectora que ha venido a ser práctica estándar en eltratamiento de la encefalopatía hipóxico-isquémica perinatal (EHI). El objetivo de este artículoes ofrecer un panorama actual y presentar las controversias surgidas alrededor de la aplicaciónde esta terapia. Desarrollo: En esta década se ha implantado con éxito la HT en la gran mayoría de los hospitalesterciarios de Espa ̃na y más del 85% de los recién nacidos con EHI moderada-grave reciben estaterapia. Entre los aspectos que pueden mejorar la eficacia de la HT están su inicio precoz dentrode las primeras 6 h de vida y el control de factores comórbidos asociados a la asfixia perinatal. En los pacientes con EHI moderada el inicio después de las 6 h parece mantener cierta eficacianeuroprotectora. Una duración de la HT mayor de 72 horas o un enfriamiento más profundo noofrecen mayor eficacia neuroprotectora y aumentan el riesgo de efectos adversos. Aspectosno bien aclarados aún son la sedación durante la HT y la aplicación de esta intervención a losneonatos con EHI leve y en otros escenarios. La información pronóstica y su marco temporal esuno de los aspectos más desafiantes. Conclusiones: La HT es universal en países con recursos económicos, aunque existen puntos de controversia no resueltos. Si bien es un tratamiento generalizado en nuestro país, falta disponerde dispositivos para el traslado de estos pacientes y su centralización.(AU)


Introduction: More than a decade has passed since therapeutic hypothermia (TH) was introduced in Spain; this is the only neuroprotective intervention that has become standard practice inthe treatment of perinatal hypoxic-ischaemic encephalopathy (HIE). This article aims to providea current picture of the technique and to address the controversies surrounding its use. Development: In the last 10 years, TH has been successfully implemented in the vast majority of tertiary hospitals in Spain, and more than 85% of newborns with moderate or severeHIE currently receive the treatment. The factors that can improve the efficacy of TH includeearly treatment onset (first 6 hours of life) and the control of comorbid factors associated withperinatal asphyxia. In patients with moderate HIE, treatment onset after 6 hours seems to havesome neuroprotective efficacy. TH duration longer than 72 hours or deeper hypothermia do notoffer greater neuroprotective efficacy, but instead increase the risk of adverse effects. Unclarified aspects are the sedation of patients during TH, the application of the treatment in infantswith mild HIE, and its application in other scenarios. Prognostic information and time frame areone of the most challenging aspects. Conclusions: TH is universal in countries with sufficient economic resources, although certainunresolved controversies remain. While the treatment is widespread in Spain, there is a needfor cooling devices for the transfer of these patients and their centralisation.(AU)


Assuntos
Humanos , Masculino , Feminino , Recém-Nascido , Hipotermia , Hipóxia-Isquemia Encefálica , Asfixia Neonatal , Encefalopatias , Neuroproteção , Neurologia , Doenças do Sistema Nervoso , Doenças do Recém-Nascido
2.
Perinatol. reprod. hum ; 37(1): 3-10, ene.-mar. 2023. tab, graf
Artigo em Espanhol | LILACS-Express | LILACS | ID: biblio-1448780

RESUMO

Resumen Introducción: La encefalopatía hipóxico-isquémica (EHI) moderada-grave secundaria a asfixia perinatal puede afectar a cualquier órgano, empeorando el pronóstico. Objetivo: Evaluar la afectación renal y multiorgánica de estos pacientes. Material y método: Se incluyó a recién nacidos > 35 semanas con EHI moderada-grave tratados con hipotermia activa entre 2010 y 2020. Se evaluó la creatinina en tres periodos: 48-72 horas de vida, entre el 3.o y 7.o día de vida y del 7.o al 28.o día de vida. Resultados: Se incluyeron 135 pacientes: 112 con EHI moderada y 23 con EHI grave. Al comparar ambos grupos, se obtuvieron diferencias significativas a las 48-72 horas y entre 3.o-7.o día de vida. No hubo diferencias al comparar el método de hipotermia. Los pacientes con EHI grave presentaron mayor afectación hemodinámica, respiratoria y hepática. Conclusiones: Neonatos con EHI grave presentan aumento de los niveles de creatinina sérica y mayor afectación multiorgánica respecto a aquellos con EHI moderada.


Abstract Background: Hypoxic-ischemic encephalopathy (HIE) secondary to perinatal asphyxia can affect any organ, worsening the prognosis. Objective: To describe renal and multiorgan involvement in moderate-severe HIE. Material and method: Newborns > 35 weeks diagnosed with moderate-severe HIE who required active hypothermia between 2010-2020 were included. To assess renal involvement, serum creatinine was measured in three different periods: at 48-72 hours, between the 3rd and the 7th day, and from the 7th to the 28th day. Results: A total of 135 patients were included, 112 (83%) with moderate and 23 (17%) with severe HIE. Significant differences were obtained when comparing median creatinine levels at 48-72 hours and between 3-7 days in both groups. There were no differences in creatinine according to the hypothermia method. Patients with severe HIE presented greater hemodynamic, respiratory, and hepatic involvement. Conclusions: Neonates with severe HIE present increased serum creatinine levels and greater multi-organ involvement than those with moderate HIE.

3.
Neurologia (Engl Ed) ; 38(5): 364-371, 2023 Jun.
Artigo em Inglês | MEDLINE | ID: mdl-35260363

RESUMO

INTRODUCTION: More than a decade has passed since therapeutic hypothermia (TH) was introduced in Spain; this is the only neuroprotective intervention that has become standard practice in the treatment of perinatal hypoxic-ischaemic encephalopathy (HIE). This article aims to provide a current picture of the technique and to address the controversies surrounding its use. DEVELOPMENT: In the last 10 years, TH has been successfully implemented in the vast majority of tertiary hospitals in Spain, and more than 85% of newborns with moderate or severe HIE currently receive the treatment. The factors that can improve the efficacy of TH include early treatment onset (first 6 h of life) and the control of comorbid factors associated with perinatal asphyxia. In patients with moderate HIE, treatment onset after 6 h seems to have some neuroprotective efficacy. TH duration longer than 72 h or deeper hypothermia do not offer greater neuroprotective efficacy, but instead increase the risk of adverse effects. Controversy persists around the sedation of patients during TH, the application of the treatment in infants with mild HIE, and its application in other scenarios. Prognostic information and time frame are one of the most challenging aspects. CONCLUSIONS: TH is universal in countries with sufficient economic resources, although certain unresolved controversies remain. While the treatment is widespread in Spain, there is a need for devices for the transfer of these patients and their centralisation.


Assuntos
Hipotermia Induzida , Hipóxia-Isquemia Encefálica , Humanos , Recém-Nascido , Hipóxia-Isquemia Encefálica/terapia , Hipóxia-Isquemia Encefálica/complicações , Espanha/epidemiologia , Hipotermia Induzida/efeitos adversos , Hipotermia Induzida/métodos , Centros de Atenção Terciária
4.
Rev. cuba. anestesiol. reanim ; 21(3): e821, sept.-dic. 2022. tab
Artigo em Espanhol | LILACS, CUMED | ID: biblio-1408169

RESUMO

Introducción: La pérdida de bienestar fetal perinatal es la situación que con mayor frecuencia condiciona la necesidad de reanimación cardiopulmonar del recién nacido en el momento del parto. Objetivo: Describir las características clínicas y epidemiológicas de los neonatos reanimados en la sala de partos. Métodos: Se realizó una investigación de desarrollo, descriptivo, observacional, retrospectivo, en el Hospital Provincial Universitario Ginecoobstétrico Mariana Grajales de Santa Clara desde enero de 2017 a diciembre de 2021. La muestra coincidió con el universo y estuvo compuesta por 106 neonatos que obtuvieron una puntuación de Apgar bajo (inferior a siete), evaluado al primer minuto después del nacimiento que requirieron alguna maniobra de reanimación neonatal en la sala de partos. Se empleó cálculo de frecuencias absoluta y relativa, además de contraste de proporciones mediante Chi-Cuadrado para las variables cualitativas como resultado de esta prueba. Resultados: Fueron más frecuentes los recién nacidos con peso normal (75,5 por ciento), al término de la gestación (65,1 por ciento) y del sexo masculino (61,3 por ciento). La cesárea como vía final del parto (51,9 por ciento) y la presencia de líquido amniótico meconial; fueron variables con mayor porcentaje dentro de las variables perinatales seleccionadas. El 8,5 por ciento de los neonatos reanimados fallecieron. Conclusiones: Las variables clínicas y epidemiológicas más frecuentes en el estudio coincidieron con la literatura consultada. La mayoría de los neonatos reanimados sobrevivieron(AU)


Introduction: Perinatal loss of fetal well-being is the situation that most frequently creates the need for newborn cardiopulmonary resuscitation at delivery. Objective: To describe the clinical and epidemiological characteristics of neonates resuscitated in the delivery room. Methods: A developmental, descriptive, observational, retrospective and descriptive research was carried out at Mariana Grajales Gynecobstetric University Provincial Hospital, of Santa Clara (Villa Clara Province, Cuba), from January 2017 to December 2021. The sample coincided with the universe and was made up of 106 neonates with low Apgar score (lower than seven), evaluated at the first minute after birth, who required some neonatal resuscitation maneuver in the delivery room. Calculation of absolute and relative frequencies was used, as well as contrast of proportions by chi-square for qualitative variables resulting from this test. Results: Newborns with normal weight (75.5 percent), at term (65.1 percent) and male (61.3 percent) were more frequent. Cesarean section as the final route of delivery (51.9 percent) and the presence of meconium amniotic fluid were the variables with the highest percentage from among the selected perinatal variables. 8.5 percent of the resuscitated neonates died. Conclusions: The most frequent clinical and epidemiological variables in the study coincided with the consulted literature. Most of the resuscitated neonates survived(AU)


Assuntos
Humanos , Masculino , Feminino , Recém-Nascido , Ressuscitação , Reanimação Cardiopulmonar , Hospitais Estaduais , Epidemiologia Descritiva , Estudos Retrospectivos
5.
An Pediatr (Engl Ed) ; 96(5): 416-421, 2022 May.
Artigo em Inglês | MEDLINE | ID: mdl-35534417

RESUMO

INTRODUCTION: Amplitude integrated electroencephalography (aEEG) is a tool widely used for neuromonitoring in the critical neonate. In the patient with perinatal asphyxia, its interpretation is key to identifying candidates for therapeutic hypothermia, detecting subclinical seizures and providing pronostic information. Our aim was to analyze the concordance in the interpretation of aEEG among neonatologists with different levels of experience. MATERIAL AND METHODS: Unicenter retrospective study of newborns ≥ 35 weeks with perinatal asphyxia included consecutively over a two-year period and monitored with aEEG for at least 6 h. The bedside neonatologist interpreted aEEG regarding background pattern, sleep-wake cycling, and seizures. The aEEG tracings were blindly reviewed by two neonatologists with different experience. The aEEG tracings were divided into periods of 0-3 h and 3-6 h of life, and the concordance (Cohen Kappa coefficient, k), between the two examiners and that of their consensus with the bedside neonatologist, was analyzed. RESULTS: Seventy-five newborns were included, 5 of them were not aEEG-monitored. 132 tracings were analyzed with a very good concordance between the two examiners in the three characteristics of the aEEG. The k for the bedside neonatologist was very good for background pattern (k = 0.93), moderate (k = 0.52) for sleep-wake cycling, and weak (k = 0.32) for seizures. CONCLUSIONS: This study supports that background pattern is easily interpreted compared to sleep-wake cycling or crisis, improving when targeted training on aEEG is received.


Assuntos
Asfixia Neonatal , Asfixia , Asfixia Neonatal/diagnóstico , Asfixia Neonatal/terapia , Eletroencefalografia , Humanos , Recém-Nascido , Reprodutibilidade dos Testes , Estudos Retrospectivos , Convulsões
6.
An. pediatr. (2003. Ed. impr.) ; 96(5): 416-421, mayo 2022. ilus, tab
Artigo em Espanhol | IBECS | ID: ibc-206053

RESUMO

Introducción: La electroencefalografía integrada por amplitud (aEEG) es una herramienta utilizada en la neuromonitorización del neonato crítico. En el paciente con asfixia perinatal, su interpretación es clave para identificar a los candidatos a hipotermia terapéutica, detectar crisis subclínicas y aportar información pronóstica. Nuestro objetivo fue analizar la concordancia en la interpretación del aEEG entre neonatólogos con distinto nivel de experiencia. Material y métodos: Estudio retrospectivo unicéntrico de los recién nacidos ≥ 35 semanas con asfixia perinatal incluidos consecutivamente durante un periodo de dos años y monitorizados con aEEG durante al menos 6 horas. El médico de guardia interpretó el aEEG respecto al trazado de base, los ciclos vigilia-sueño y las crisis. Los aEEG fueron revisados de forma ciega por dos neonatólogas con distinta experiencia. Se analizó la concordancia (coeficiente Kappa de Cohen, k) de los aEEG divididos en periodos de 0-3 horas y 3-6 horas de vida, entre ambas y la de su consenso con el médico de guardia. Resultados: Se incluyeron 75 neonatos, 5 de ellos no se monitorizaron. Se analizaron 132 trazados con una concordancia muy buena entre las dos examinadoras en las tres características del aEEG. El k respecto al médico de guardia fue muy bueno para el trazado de base (k=0,93), moderado (k=0,52) para los ciclos vigilia-sueño y débil (k=0,32) para las crisis. Conclusiones: Este estudio apoya una mayor facilidad para interpretar adecuadamente el trazado de base frente a los ciclos vigilia-sueño o las crisis, mejorando cuando se recibe una formación dirigida en el aEEG. (AU)


Introduction: Amplitude integrated electroencephalography (aEEG) is a widely tool used for neuromonitoring in the critical neonate. In the patient with perinatal asphyxia, its interpretation is key to identifying candidates for therapeutic hypothermia, detecting subclinical seizures and providing pronostic information. Our aim was to analyze the concordance in the interpretation of aEEG among neonatologists with different level of experience. Material and methods: Unicenter retrospective study of newborns ≥35 weeks with perinatal asphyxia included consecutively over a two-year period and monitored with aEEG for at least 6h. The bedside neonatologist interpreted aEEG regarding background pattern, sleep-wake cycling, and seizures. The aEEG tracings were blindly reviewed by two neonatologists with different experience. The aEEG tracings were divided into periods of 0–3h and 3-6h of life, and the concordance (Cohen Kappa coefficient, k), between the two examiners and that of their consensus with the bedside neonatologist, was analyzed. Results: Seventy-five newborns were included, 5 of them were not aEEG-monitored. 132 tracings were analyzed with a very good concordance between the two examiners in the three characteristics of the aEEG. The k for the bedside neonatologist was very good for background pattern (k=0.93), moderate (k=0.52) for sleep-wake cycling, and weak (k=0.32) for seizures. Conclusions: This study supports that background pattern is easily interpreted compared to sleep-wake cycling or crisis, improving when targeted training on aEEG is received. (AU)


Assuntos
Humanos , Recém-Nascido , Eletroencefalografia , Asfixia , Hipotermia , Estudos Retrospectivos , 28599 , Hipóxia-Isquemia Encefálica
7.
Rev. med. cine ; 17(3)jul./sep. 2021. ilus, tab, graf
Artigo em Espanhol | IBECS | ID: ibc-228839

RESUMO

El artículo utiliza la película 37 segundos para llamar la atención en relación a un grave problema social que es la asfixia perinatal. Se aborda su prevención durante el acompañamiento prenatal, la importancia del minuto de oro en reanimación neonatal, la hipotermia como forma de prevención de secuela neurológica y el monitoreo con electroencefalograma para el diagnóstico de convulsiones. (AU)


The article uses the film 37 seconds to draw attention to a serious social problem that is perinatal asphyxia. They talk about prevention during antenatal care, the importance of the golden minute in neonatal resuscitation, hypothermia as a form of prevention of neurological sequelae, and monitoring with an electroencephalogram for the diagnosis of seizures. (AU)


Assuntos
Humanos , Recém-Nascido , Asfixia Neonatal/prevenção & controle , Equipe de Respostas Rápidas de Hospitais , Paralisia Cerebral/prevenção & controle , Filmes Cinematográficos
8.
An Pediatr (Engl Ed) ; 2021 Mar 01.
Artigo em Espanhol | MEDLINE | ID: mdl-33663967

RESUMO

INTRODUCTION: Amplitude integrated electroencephalography (aEEG) is a widely tool used for neuromonitoring in the critical neonate. In the patient with perinatal asphyxia, its interpretation is key to identifying candidates for therapeutic hypothermia, detecting subclinical seizures and providing pronostic information. Our aim was to analyze the concordance in the interpretation of aEEG among neonatologists with different level of experience. MATERIAL AND METHODS: Unicenter retrospective study of newborns ≥35 weeks with perinatal asphyxia included consecutively over a two-year period and monitored with aEEG for at least 6h. The bedside neonatologist interpreted aEEG regarding background pattern, sleep-wake cycling, and seizures. The aEEG tracings were blindly reviewed by two neonatologists with different experience. The aEEG tracings were divided into periods of 0-3h and 3-6h of life, and the concordance (Cohen Kappa coefficient, k), between the two examiners and that of their consensus with the bedside neonatologist, was analyzed. RESULTS: Seventy-five newborns were included, 5 of them were not aEEG-monitored. 132 tracings were analyzed with a very good concordance between the two examiners in the three characteristics of the aEEG. The k for the bedside neonatologist was very good for background pattern (k=0.93), moderate (k=0.52) for sleep-wake cycling, and weak (k=0.32) for seizures. CONCLUSIONS: This study supports that background pattern is easily interpreted compared to sleep-wake cycling or crisis, improving when targeted training on aEEG is received.

9.
Neurologia (Engl Ed) ; 2020 Sep 25.
Artigo em Inglês, Espanhol | MEDLINE | ID: mdl-32988661

RESUMO

INTRODUCTION: More than a decade has passed since therapeutic hypothermia (TH) was introduced in Spain; this is the only neuroprotective intervention that has become standard practice in the treatment of perinatal hypoxic-ischaemic encephalopathy (HIE). This article aims to provide a current picture of the technique and to address the controversies surrounding its use. DEVELOPMENT: In the last 10 years, TH has been successfully implemented in the vast majority of tertiary hospitals in Spain, and more than 85% of newborns with moderate or severe HIE currently receive the treatment. The factors that can improve the efficacy of TH include early treatment onset (first 6hours of life) and the control of comorbid factors associated with perinatal asphyxia. In patients with moderate HIE, treatment onset after 6hours seems to have some neuroprotective efficacy. TH duration longer than 72hours or deeper hypothermia do not offer greater neuroprotective efficacy, but instead increase the risk of adverse effects. Unclarified aspects are the sedation of patients during TH, the application of the treatment in infants with mild HIE, and its application in other scenarios. Prognostic information and time frame are one of the most challenging aspects. CONCLUSIONS: TH is universal in countries with sufficient economic resources, although certain unresolved controversies remain. While the treatment is widespread in Spain, there is a need for cooling devices for the transfer of these patients and their centralisation.

10.
Artigo em Espanhol | LILACS, BNUY, UY-BNMED | ID: biblio-1088691

RESUMO

Introducción: La depresión neonatal es una de las causas más frecuentes de ingreso de recién nacidos a unidades especializadas de atención neonatal. La asfixia perinatal es una de las causas de bajo puntaje de Apgar, siendo uno de los criterios clínicos para su diagnóstico. Los principales factores de riesgo vinculados con bajos puntajes de Apgar pueden ser maternos (edad, patologías obstétricas, nivel socioeconómico, adicciones, etc.), del trabajo de parto y parto o, alteraciones fetales. Objetivos: Determinar los factores perinatales asociados a la baja puntuación de Apgar a los 5 minutos. Diseño: Estudio retrospectivo de casos y controles en los años 2015 y 2016. Institución: Hospital de la Mujer, Centro Hospitalario Pereira Rossell, Montevideo, Uruguay. Participantes: Se incluyeron todos los recién nacidos término con Apgar a los 5 minutos menor o igual a 5. Resultados: Hubo un total de 12.528 nacimientos de recién nacidos vivos de término en el HM. 34 casos de recién nacidos con Apgar a los 5 minutos menor o igual a 5. Esto corresponde al 0,27% de la población. No se identificaron diferencias estadísticamente significativas en cuanto a los principales factores asociados a asfixia perinatal. Conclusiones: En el análisis de esta población, la mayoría de los factores analizados no se asocia con los casos de Apgar a los 5 minutos menor o igual a 5 (depresión neonatal moderada-severa), por lo que la mayoría de estos casos pueden no ser evitables.


Introduction: Neonatal depression is one of the most frequent causes of admission of newborns to specialized units of neonatal care. Perinatal asphyxia is one of the causes of low Apgar score, and it is one of the clinical criteria for its diagnosis. Main risk factors associated with low Apgar scores can be maternal (age, obstetric pathologies, socioeconomic level, addictions, etc.), of labor and delivery or, fetal alterations. Objective: To determine the perinatal factors associated with the low Apgar score at 5 minutes. Design: Retrospective study of cases and controls in 2015 and 2016. Institution: Maternity, Women Hospital, Centro Hospitalario Pereira Rossell, Montevideo, Uruguay. Patients: We included all term newborns with Apgar at 5 minutes less than or equal to 5. Results: There was a total of 12,528 births of term full-term newborns in the HM. 34 cases of newborns with Apgar at 5 minutes less than or equal to 5. This corresponds to 0.27% of the population. No statistically significant differences were identified regarding the main factors associated with perinatal asphyxia. Conclusions: In the analysis of this population, most of the analyzed factors are not associated with cases of Apgar at 5 minutes less than or equal to 5 (moderate-severe neonatal depression), so that most of these cases may not be avoidable.


Introdução: A depressão neonatal é uma das causas mais freqüentes de internação de recém-nascidos em unidades especializadas de atenção neonatal. A asfixia perinatal é uma das causas do baixo índice de Apgar, sendo um dos critérios clínicos para o seu diagnóstico. Os principais fatores de risco associados aos baixos escores de Apgar podem ser maternos (idade, patologias obstétricas, nível socioeconômico, dependências, etc.), de trabalho de parto e parto, ou alterações fetais. Objetivos: Determine os fatores perinatais asociados ao baixo índice de Apgar aos 5 minutos. Design: Estudo retrospectivo de casos e controles nos anos de 2015 e 2016. Instituição: Hospital da Mulher, Centro Hospitalar Pereira Rossell, Montevidéu, Uruguai. Participantes: Todos os recém-nascidos a termo com Apgar a 5 minutos menor ou igual a 5 foram incluídos. Houve um total de 12.528 nascidos vivos a termo no MB. 34 casos de recém-nascidos com Apgar a 5 minutos menor ou igual a 5. Isso corresponde a 0,27% da população. Não foram identificadas diferenças estatisticamente significantes quanto aos principais fatores associados à asfixia perinatal. Conclusões: Na análise dessa população, a maioria dos fatores analisados não está associada aos casos de Apgar em 5 minutos menor ou igual a 5 (depressão neonatal moderada a grave), de modo que a maioria desses casos pode não ser evitável.


Assuntos
Humanos , Gravidez , Recém-Nascido , Índice de Apgar , Asfixia Neonatal/etiologia , Asfixia Neonatal/epidemiologia , Estudos Retrospectivos , Fatores de Risco
11.
San Salvador; s.n; 2019. 55 p. graf.
Tese em Espanhol | LILACS, BISSAL | ID: biblio-1177386

RESUMO

La asfixia perinatal es un factor importante que contribuye a la mortalidad infantil que es un indicador de los estándares sociales, educativos y económicos de un país. Uno de los objetivos del desarrollo sostenible es para 2030 poner fin a las muertes evitables de recién nacidos y de niños menores de 5 años, logrando que todos los países intenten reducir la mortalidad neonatal al menos hasta 12 por cada 1.000 nacidos vivos. A pesar de la reducción en la morbimortalidad neonatal en los últimos años, la asfixia perinatal sigue siendo una causa importante de muerte y discapacidad motora y cognitiva a nivel mundial. Se ha estimado que la incidencia de asfixia perinatal es de 1/1,000 nacidos vivos en países desarrollados, llegando a 5-10/1,000 nacidos vivos en países en vías de desarrollo. En el Hospital Nacional de Niños Benjamín Bloom la asfixia perinatal es una causa importante de referencia y de admisión en la Unidad de Neonatología. Se realizó un estudio descriptivo de corte transversal, retrospectivo. Según los datos obtenidos por medio del Sistema de Morbimortalidad en la Web (SIMMOW) del Ministerio de Salud entre el período comprendido 2013 ­ 2016 se registraron 180 casos de los cuales 114 fueron incluidos en nuestro estudio. La asfixia perinatal es un problema de salud relevante, en la Unidad de Neonatología del Hospital Nacional de Niños Benjamín Bloom es predominante en el sexo masculino, hijos de madres jóvenes entre 19 ­ 25 años sanas, primigestas que provienen del área rural del país, los manifestaciones clínicas más importantes son hipotensión que requiere uso de aminas vasoactivas y la falla renal aguda evidenciada por el aumento de creatinina en el 43% y 39% de casos respectivamente. La complicación más frecuente es la hipertensión pulmonar persistente se presentó en el 20% de casos, la mortalidad en nuestro estudio fue del 25%. Es necesario continuar con medidas de prevención orientadas a mejorar la atención en el primer y segundo nivel de salud con el fin de impactar en factores de riesgo y disminuir los casos de asfixia perinatal. La principal complicación de la asfixia perinatal es la hipertensión pulmonar persistente por lo tanto se debe mejorar el manejo de esta. Se deben realizar otras investigaciones que completen el perfil clínico de la asfixia perinatal pero enfocada a la búsqueda de secuelas a largo plazo y el impacto de estas en la calidad de vida de los pacientes


Assuntos
Asfixia Neonatal , Pediatria , Perfil de Saúde
12.
Rev. inf. cient ; 97(5): 1020-1030, sep.-oct. 2018.
Artigo em Espanhol | CUMED | ID: cum-74026

RESUMO

Introducción: el término asfixia perinatal es muy controvertido y su empleo requiere extremo cuidado por sus implicaciones éticas y legales. Las tres principales causas de muerte de recién nacidos en el mundo son las infecciones, la prematuridad y la asfixia perinatal, según datos de la OMS. Objetivo: realizar una actualización sobre los factores de riesgo maternos que influyen en la asfixia perinatal. Desarrollo: se revisaron fuentes nacionales e internacionales actuales sobre las diferentes causas de muerte asociadas a la asfixia neonatal; producidas por malformaciones congénitas, sepsis neonatal y la asfixia secundaria a afecciones placentarias y factores de riesgo. Conclusiones: Se propone posible plan de acción tanto para nivel primario como secundario(AU)


Introduction: the term perinatal asphyxia is very controversial and its use requires extreme care due to its ethical and legal implications. The three main causes of death of newborns in the world are infections, prematurity and perinatal asphyxia, according to WHO data. Objective: to update the maternal risk factors that influence perinatal asphyxia. Development: current national and international sources on the different causes of death associated with neonatal asphyxia were reviewed; produced by congenital malformations, neonatal sepsis and asphyxia secondary to placental conditions and risk factors. Conclusions: A possible action plan is proposed for both primary and secondary levels(AU)


Introdução: o termo asfixia perinatal é muito controverso e seu uso requer extremo cuidado devido às suas implicações éticas e legais. As três principais causas de morte de recém-nascidos no mundo são infecções, prematuridade e asfixia perinatal, segundo dados da OMS. Objetivo: atualizar os fatores de risco maternos que influenciam a asfixia perinatal. Desenvolvimento: foram revisadas as atuais fontes nacionais e internacionais sobre as diferentes causas de morte associadas à asfixia neonatal; produzido por malformações congênitas, sepse neonatal e asfixia secundária a condições placentárias e fatores de risco. Conclusões: Um plano de ação possível é proposto para os níveis primário e secundário(AU)


Assuntos
Humanos , Masculino , Feminino , Recém-Nascido , Asfixia Neonatal/mortalidade , Fatores de Risco
13.
Rev. cuba. pediatr ; 90(1): 37-46, ene.-mar. 2018. graf, tab
Artigo em Espanhol | CUMED | ID: cum-72380

RESUMO

Introducción: la asfixia perinatal es un problema de salud que puede acarrear alteraciones del neurodesarrollo en los recién nacidos. Las determinaciones en suero de enolasa específica de neurona, lactato deshidrogenasa y aspartato amino transferasa han sido utilizadas como marcadores de asfixia perinatal. Objetivos: evaluar el valor de las determinaciones en suero de lactato deshidrogenasa, aspartato amino transferasa y enolasa específica de neurona como marcadores moleculares de la asfixia perinatal. Métodos: se realizó un estudio observacional descriptivo de corte transversal. Se trabajó con una muestra intencional de 41 recién nacidos asfícticos, clasificados con distintos grados de encefalopatía hipóxico-isquémica según los criterios de Sarnat. Se tomaron muestras de suero al momento del nacimiento y a las 72 horas siguientes. Las determinaciones en suero de enolasa específica de neurona se realizaron por ELISA. Se cuantificó lactato deshidrogenasa y aspartato amino transferasa por espectrofotometría. Resultados: todos los pacientes presentaron valores elevados en suero, de los tres analitos, a las 24 y 72 horas de nacidos. Los valores enzimáticos no variaron significativamente entre las 24 y 72 horas de nacidos sin tomar en cuenta el grado de encefalopatía hipóxico-isquémica. Existe correlación positiva entre los valores enzimáticos a las 24 y a las 72 horas de enolasa específica de neurona y lactato deshidrogenasa. No fue posible diferenciar el grado de encefalopatía hipóxico-isquémica a través de los niveles en suero de estas enzimas. Conclusiones: los valores de estas determinaciones enzimáticas contribuyen a describir desde el punto de vista bioquímico el cuadro del neonato con asfixia perinatal(AU)


Introduction: perinatal asphyxia is a health problem which may cause neurodevelopmental alterations in newborns. Serum determinations of neuron-specific enolase, lactate dehydrogenase, and aspartate aminotransferase have been used as markers of perinatal asphyxia. Objectives: evaluate the value of serum determinations of lactate dehydrogenase, aspartate aminotransferase and neuron-specific enolase as molecular markers of perinatal asphyxia. Methods: a cross-sectional observational descriptive study was conducted of 41 asphyxiated newborns classified as different grades of hypoxic-ischemic encephalopathy according to Sarnat's scale. Serum samples were taken at birth and 72 hours later. Serum determinations of neuron-specific enolase were obtained by ELISA. Lactate dehydrogenase and aspartate aminotransferase were quantified by espectrophotometry. Results: all the patients had high serum values of the three analytes 24 and 72 hours after birth. Enzyme values did not vary significantly from 24 to 72 hours after birth, not considering the grade of hypoxic-ischemic encephalopathy. A positive correlation was found between enzyme values for neuron-specific enolase and lactate dehydrogenase at 24 and 72 hours. It was not possible to differentiate the grade of hypoxic-ischemic encephalopathy via the serum levels of these enzymes. Conclusions: the values of these enzyme determinations contribute to describe the status of neonates with perinatal asphyxia from a biochemical point of view(AU)


Assuntos
Humanos , Masculino , Feminino , Recém-Nascido , Asfixia Neonatal/enzimologia , Fosfopiruvato Hidratase , Aspartato Aminotransferases/uso terapêutico , Epidemiologia Descritiva , Estudos Transversais , Estudos Observacionais como Assunto
14.
Rev. cuba. pediatr ; 90(1): 37-46, ene.-mar. 2018. graf, tab
Artigo em Espanhol | LILACS | ID: biblio-901465

RESUMO

Introducción: la asfixia perinatal es un problema de salud que puede acarrear alteraciones del neurodesarrollo en los recién nacidos. Las determinaciones en suero de enolasa específica de neurona, lactato deshidrogenasa y aspartato amino transferasa han sido utilizadas como marcadores de asfixia perinatal. Objetivos: evaluar el valor de las determinaciones en suero de lactato deshidrogenasa, aspartato amino transferasa y enolasa específica de neurona como marcadores moleculares de la asfixia perinatal. Métodos: se realizó un estudio observacional descriptivo de corte transversal. Se trabajó con una muestra intencional de 41 recién nacidos asfícticos, clasificados con distintos grados de encefalopatía hipóxico-isquémica según los criterios de Sarnat. Se tomaron muestras de suero al momento del nacimiento y a las 72 horas siguientes. Las determinaciones en suero de enolasa específica de neurona se realizaron por ELISA. Se cuantificó lactato deshidrogenasa y aspartato amino transferasa por espectrofotometría. Resultados: todos los pacientes presentaron valores elevados en suero, de los tres analitos, a las 24 y 72 horas de nacidos. Los valores enzimáticos no variaron significativamente entre las 24 y 72 horas de nacidos sin tomar en cuenta el grado de encefalopatía hipóxico-isquémica. Existe correlación positiva entre los valores enzimáticos a las 24 y a las 72 horas de enolasa específica de neurona y lactato deshidrogenasa. No fue posible diferenciar el grado de encefalopatía hipóxico-isquémica a través de los niveles en suero de estas enzimas. Conclusiones: los valores de estas determinaciones enzimáticas contribuyen a describir desde el punto de vista bioquímico el cuadro del neonato con asfixia perinatal(AU)


Introduction: perinatal asphyxia is a health problem which may cause neurodevelopmental alterations in newborns. Serum determinations of neuron-specific enolase, lactate dehydrogenase, and aspartate aminotransferase have been used as markers of perinatal asphyxia. Objectives: evaluate the value of serum determinations of lactate dehydrogenase, aspartate aminotransferase and neuron-specific enolase as molecular markers of perinatal asphyxia. Methods: a cross-sectional observational descriptive study was conducted of 41 asphyxiated newborns classified as different grades of hypoxic-ischemic encephalopathy according to Sarnat's scale. Serum samples were taken at birth and 72 hours later. Serum determinations of neuron-specific enolase were obtained by ELISA. Lactate dehydrogenase and aspartate aminotransferase were quantified by espectrophotometry. Results: all the patients had high serum values of the three analytes 24 and 72 hours after birth. Enzyme values did not vary significantly from 24 to 72 hours after birth, not considering the grade of hypoxic-ischemic encephalopathy. A positive correlation was found between enzyme values for neuron-specific enolase and lactate dehydrogenase at 24 and 72 hours. It was not possible to differentiate the grade of hypoxic-ischemic encephalopathy via the serum levels of these enzymes. Conclusions: the values of these enzyme determinations contribute to describe the status of neonates with perinatal asphyxia from a biochemical point of view(AU)


Assuntos
Humanos , Masculino , Feminino , Recém-Nascido , Asfixia Neonatal/enzimologia , Fosfopiruvato Hidratase/imunologia
15.
Rev. inf. cient ; 97(5): i:1020-f:1030, 2018.
Artigo em Espanhol | LILACS, CUMED | ID: biblio-1005965

RESUMO

Introducción: el término asfixia perinatal es muy controvertido y su empleo requiere extremo cuidado por sus implicaciones éticas y legales. Las tres principales causas de muerte de recién nacidos en el mundo son las infecciones, la prematuridad y la asfixia perinatal, según datos de la OMS. Objetivo: realizar una actualización sobre los factores de riesgo maternos que influyen en la asfixia perinatal. Desarrollo: se revisaron fuentes nacionales e internacionales actuales sobre las diferentes causas de muerte asociadas a la asfixia neonatal; producidas por malformaciones congénitas, sepsis neonatal y la asfixia secundaria a afecciones placentarias y factores de riesgo. Conclusiones: Se propone posible plan de acción tanto para nivel primario como secundario(AU)


Introduction: the term perinatal asphyxia is very controversial and its use requires extreme care due to its ethical and legal implications. The three main causes of death of newborns in the world are infections, prematurity and perinatal asphyxia, according to WHO data. Objective: to update the maternal risk factors that influence perinatal asphyxia. Development: current national and international sources on the different causes of death associated with neonatal asphyxia were reviewed; produced by congenital malformations, neonatal sepsis and asphyxia secondary to placental conditions and risk factors. Conclusions: A possible action plan is proposed for both primary and secondary levels(AU)


Introdução: o termo asfixia perinatal é muito controverso e seu uso requer extremo cuidado devido às suas implicações éticas e legais. As três principais causas de morte de recém-nascidos no mundo são infecções, prematuridade e asfixia perinatal, segundo dados da OMS. Objetivo: atualizar os fatores de risco maternos que influenciam a asfixia perinatal. Desenvolvimento: foram revisadas as atuais fontes nacionais e internacionais sobre as diferentes causas de morte associadas à asfixia neonatal; produzido por malformações congênitas, sepse neonatal e asfixia secundária a condições placentárias e fatores de risco. Conclusões: Um plano de ação possível é proposto para os níveis primário e secundário(AU)


Assuntos
Humanos , Asfixia Neonatal , Mortalidade Infantil , Fatores de Risco
16.
Rev. chil. obstet. ginecol. (En línea) ; 82(1): 51-57, feb. 2017. ilus, graf, tab
Artigo em Espanhol | LILACS | ID: biblio-899875

RESUMO

Objetivo: Determinar si una política local, establecida en la Maternidad del Hospital Padre Hurtado (HPH), para bajar la incidencia de Encefalopatía Hipóxico Isquémica es efectiva, sin incrementar en forma relevante la tasa de cesáreas. Diseño: Estudio de cohorte. Escenario: Unidad de Gestión Clínica de la Mujer y el Recién Nacido del Hospital Padre Hurtado. Población: Neonatos mayores de 33 semanas de edad gestacional, nacidos en el Hospital Padre Hurtado durante los años 1999 y 2015. Método: Se revisaron los resultados de una política de intervención para prevención de asfixia neonatal establecida en la Maternidad del Hospital Padre Hurtado durante un periodo de 14 años. Resultados: Al analizar los datos de un total de 102.612 nacidos vivos, se constató una disminución en la incidencia de EHI en sus 3 grados de una tasa de 4.75/1.000 nacidos vivos previo a la intervención (grupo control) a una tasa de 1.46 por 1.000 nacidos vivos post intervenciones, con alta significancia estadística (p=0,008), llegando en los últimos 6 años a tasa promedio de 0.87/1.000 nacidos vivos. La tasa de EHI moderada y severa bajó de 1.15 por mil nacidos vivos a 0.62, también con alta significancia estadística (p=0.02). La tasa de cesáreas oscilo entre 26-29 % en estos años. Conclusión: La introducción de intervenciones protocolizadas y sistematizadas por medio de la implementación de guías de manejo del trabajo de parto, la capacitación del equipo de profesionales y la auditoría continua de los casos de EHI en el Servicio de Maternidad del Hospital Padre Hurtado se asoció a una disminución significativa de EHI, manteniendo la tasa de cesáreas bajo 30%.


Objectives: Determine whether a local policy to reduce the incidence of neonatal hypoxic-ischemic encephalopathy (HIE), established at the Maternity Unit of Hospital Padre Hurtado (HPH), is effective without significantly increasing the cesarean rate. Design: Cohort study. Setting: Maternity unit of Hospital Padre Hurtado. Population: Newborns older than 33 weeks born at Hospital Padre Hurtado between 1999 and 2015. Methods: The results of a training policy to prevent HIE and perinatal asphyxia established at the Maternity unit of Hospital Padre Hurtado were reviewed during a period of 14 years. Results: From a total of 102.612 newborns analyzed, results showed a decrease in all grades of HIE incidence, from a rate of 4.75 / 1,000 live births prior to intervention (control group) to a rate of 1.46 per 1,000 live births after interventions, with high statistically significance (p=0.008), it reached an average rate of 0.87/1000 for the last 6 years. The moderate and severe HIE rate decreased from 1.15/1000 to 0.62/1000, also with high statistically significance (p=0.02). During the same period of time, the cesarean rate varied between 26-29%. Conclusion: The introduction of protocolized and systematized interventions trough the implantation of Management guides, obstetrics emergency trainings to the professional team and continues audit of the HIE cases at the Maternity unit Hospital Padre Hurtado was associated to a significant decrease of HIE, maintaining the rate of cesareans below 30%.


Assuntos
Humanos , Feminino , Gravidez , Recém-Nascido , Asfixia Neonatal/prevenção & controle , Hipóxia-Isquemia Encefálica/prevenção & controle , Asfixia Neonatal/epidemiologia , Incidência , Estudos de Coortes , Idade Gestacional , Guias de Prática Clínica como Assunto , Hipóxia-Isquemia Encefálica/epidemiologia
17.
Rev. inf. cient ; 96(6)2017.
Artigo em Espanhol | CUMED | ID: cum-73919

RESUMO

Se realizó una revisión bibliográfica actualizada acerca de los factores de riesgo maternos que influyen en la asfixia perinatal, la cual representa altos índices de morbilidad neonatal. Se revisaron las diferentes causas de muerte asociadas a la asfixia neonatal; producidas por malformaciones congénitas, sepsis neonatal y la asfixia secundaria a afecciones placentarias y factores de riesgo. Se propone posible plan de acción tanto para nivel primario como secundario(AU)


An updated bibliographic review was made of the maternal risk factors that influence perinatal asphyxia, which represents high rates of neonatal morbidity. The different causes of death were reviewed and associated with neonatal asphyxia; produced by congenital malformations, neonatal sepsis and secondary asphyxia to placental conditions and risk factors. A possible action plan was proposed for both primary and secondary levels


Assuntos
Asfixia Neonatal , Mortalidade Infantil , Fatores de Risco
18.
Rev. cienc. salud (Bogotá) ; 15(3): 345-356, 2017. tab
Artigo em Espanhol | LILACS, COLNAL | ID: biblio-959672

RESUMO

Resumen Introducción: La hipoxemia secundaria a complicaciones fetales u obstétricas es causa de asfixia perinatal (AP) y lesión cerebral en el recién nacido; del 15 al 20 % de estos niños mueren durante el período neonatal y 25% de los que sobreviven presentan déficit neurológicos permanentes. Objetivo: Determinar factores de riesgo anteparto, intraparto y fetales asociados al diagnóstico de AP en los recién nacidos del servicio de neonatología del Hospital Universitario Mayor Méderi de Bogotá, durante los años 2010-2011. Materiales y métodos: Estudio retrospectivo de casos y controles pareado por fecha de nacimiento, con una relación 1:5 (51:306). Los casos de asfixia perinatal se diagnosticaron según los criterios de la Academia Americana de Pediatría y el Colegio Americano de Ginecología y Obstetricia. Las asociaciones se evaluaron con la prueba de Chi-cuadrado de Mantel y Haenszel o el Test de Fisher para datos pareados, con OR e intervalo de confianza del 95%. El análisis multivariado se realizó con un modelo de regresión logística condicional. Resultados: Factores de riesgo con asociación significativa: Ante parto: antecedentes patológicos maternos y primigestación. Intraparto: desprendimiento prematuro de placenta, hemorragia en el tercer trimestre, oligohydramnios, taquicardia fetal, monitoreo fetal intraparto anormal, expulsivo prolongado, fiebre materna, corioamnionitis, convulsiones maternas y bradicardia fetal. Fetales: edad gestacional por Ballard igual o < 36 semanas, vía del nacimiento instrumentado, líquido amniótico hemorrágico o teñido de meconio, circular de cordón, peso al nacer igual o < 2500 gramos. Los subrayados y el síndrome hipertensivo asociado al embarazo se encontraron como factores de riesgo significativos en el análisis multivariado. Conclusiones: El reconocimiento y el control temprano de los factores de riesgo deben contribuir a disminuir la probabilidad de asfixia perinatal en los recién nacidos.


Abstract Introduction: Hypoxemia due to fetal or obstetric complications causes perinatal asphyxia and brain injury among newborn babies. Between 15-20% of those affected die during the neonatal period and 25% of those who survive have permanent neurological deficits. Objective: To determine risk factors for the antepartum, intrapartum, and neonatal periods associated with perinatal asphyxia among newborns at Méderi University Hospital in Bogotá in 2010-2011. Materials and Methods: Case-matched controls by date of birth with a ratio of 1:5 (51:306). Cases of perinatal asphyxia were diagnosed as established by the American Academy of Pediatrics and the American College of Gynecology and Obstetrics. Associations were assessed using the Chi-square Mantel-Haenszel test or Fisher for paired data with odds ratio and confidence interval of 95 %, multivariate analysis with conditional logistic regression model. Results: The risk factors with significant association previous to birth were: Maternal medical history and primigestation. Intrapartum: Placental abruption, hemorrhage of the third quarter, oligohydramnios, fetal tachycardia, abnormal intrapartum fetal monitoring, prolonged expulsive stage, maternal fever, maternal convulsions, chorioamnionitis, and fetal bradycardia. Fetal: gestational age equal or Ballard <36 weeks, instrumented birth, bleeding or meconium-stained amniotic fluid, nuchal cord and birth weight equal to or <2500 grams. Underlined factors and hypertensive syndrome associated with pregnancy were significant in multivariate analysis. Conclusions: The early recognition and control of risk factors should contribute to decrease the probability of perinatal asphyxia among newborns.


Resumo Introdução: A hipoxemia secundária a complicações fetais ou obstétricas é causa de asfixia perinatal e lesão cerebral no recém-nascido; 15 a 20% destas crianças morrem durante o período neonatal e 25% dos que sobrevivem, apresentam déficit neurológicos permanentes. Objetivo: Determinar fatores de risco anteparto, intraparto e fetais associados ao diagnóstico de asfixia perinatal nos recém-nascidos do serviço de neonatologia do Hospital Universitário Mayor Mederi de Bogotá, nos anos 2010-2011. Materiais e métodos: Estudo retrospectivo de casos e controles pareado por data de nascimento, com uma relação 1:5 (51:306). Os casos de asfixia perinatal se diagnosticaram segundo os critérios da Academia Americana de Pediatria e o Colégio Americano de Ginecologia e Obstetrícia. As associações se avaliaram com a prova de Chi-quadrado de Mantel e Haenszel ou o Teste de Fisher para dados pareados, com OR e intervalo de confiança do 95%. A análise multivariada se realizou com um modelo de regressão logística condicional. Resultados: Fatores de risco com associação significativa: Anteparto: antecedentes patológicos maternos e primigestação. Intraparto: desprendimento prematuro de placenta, hemorragia do terceiro trimestre, oligo-hidrâmnios, taquicardia fetal, monitoramento fetal intraparto anormal, expulsivo prolongado, febre materna, corioamnionite, convulsões maternas e bradicardia fetal. Fetais: idade gestacional por Ballard igual ou <36semanas, via do nascimento instrumentado, líquido amniótico hemorrágico ou tingido de mecónio, circular de cordão, peso ao nascer igual ou <2500 gramas. Os sublinhados e a síndrome hipertensiva associado à gravidez se encontraram significativos na análise multivariada. Conclusões: O reconhecimento e controle temporão dos fatores de risco deve contribuir a diminuir a probabilidade de asfixia perinatal nos recém-nascidos.


Assuntos
Humanos , Recém-Nascido , Asfixia Neonatal , Fatores de Risco , Morbidade , Colômbia , Hipóxia-Isquemia Encefálica , Mortalidade Perinatal
19.
J. pediatr. (Rio J.) ; 91(6,supl.1): S78-S83, nov.-dez. 2015. tab
Artigo em Inglês | LILACS | ID: lil-769807

RESUMO

Resumo Objetivo: A hipotermia terapêutica reduz a lesão cerebral e melhora o desfecho neurológico de recém-nascidos após insulto hipóxico isquêmico. Indicada para recém-nascidos a termo ou próximo do termo com evidência de asfixia perinatal e encefalopatia hipóxico isquêmica (EHI). Fontes dos dados: Foi feita uma procura no PubMed por publicações sobre hipotermia terapêutica em recém-nascidos com asfixia perinatal e selecionadas aquelas julgadas mais relevantes pelos autores. Síntese dos dados: Há duas técnicas de resfriamento corpóreo: hipotermia seletiva da cabeça e hipotermia corpórea total. A temperatura de resfriamento deve ser 34,5 ºC para seletiva de cabeça e 33,5 ºC para corpórea total; temperaturas inferiores a 32 ºC são menos neuroprotetoras e abaixo de 30 ºC há efeitos adversos sistêmicos graves. Indica-se o início da hipotermia terapêutica até seis horas após o nascimento, pois estudos evidenciaram que essa é a janela terapêutica da agressão hipóxico e isquêmica. A hipotermia deve ser mantida por 72 horas com rigorosa monitoração da temperatura corporal do recém-nascido. A hipotermia tem sido efetiva em reduzir sequelas neurológicas, principalmente em recém-nascidos de termo ou próximo do termo com encefalopatia hipóxico isquêmica moderada e em melhorar o prognóstico em longo prazo dos recém-nascidos com EHI. Conclusão: A hipotermia terapêutica é uma técnica neuroprotetora indicada para recém-nascidos com asfixia perinatal.


Abstract Objective: Therapeutic hypothermia reduces cerebral injury and improves the neurological outcome secondary to hypoxic ischemic encephalopathy in newborns. It has been indicated for asphyxiated full-term or near-term newborn infants with clinical signs of hypoxic-ischemic encephalopathy (HIE). Sources: A search was performed for articles on therapeutic hypothermia in newborns with perinatal asphyxia in PubMed; the authors chose those considered most significant. Summary of the findings: There are two therapeutic hypothermia methods: selective head cooling and total body cooling. The target body temperature is 34.5 ºC for selective head cooling and 33.5 ºC for total body cooling. Temperatures lower than 32 ºC are less neuroprotective, and temperatures below 30 ºC are very dangerous, with severe complications. Therapeutic hypothermia must start within the first 6 hours after birth, as studies have shown that this represents the therapeutic window for the hypoxic-ischemic event. Therapy must be maintained for 72 hours, with very strict control of the newborn's body temperature. It has been shown that therapeutic hypothermia is effective in reducing neurologic impairment, especially in full-term or near-term newborns with moderate HIE. Conclusion: Therapeutic hypothermia is a neuroprotective technique indicated for newborn infants with perinatal asphyxia and HIE.


Assuntos
Humanos , Recém-Nascido , Hipotermia Induzida/métodos , Hipóxia-Isquemia Encefálica/terapia , Asfixia Neonatal/terapia , Hipotermia Induzida/efeitos adversos , Hipóxia-Isquemia Encefálica/fisiopatologia , Nascimento a Termo , Resultado do Tratamento
20.
J Pediatr (Rio J) ; 91(6 Suppl 1): S78-83, 2015.
Artigo em Inglês | MEDLINE | ID: mdl-26354871

RESUMO

OBJECTIVE: Therapeutic hypothermia reduces cerebral injury and improves the neurological outcome secondary to hypoxic ischemic encephalopathy in newborns. It has been indicated for asphyxiated full-term or near-term newborn infants with clinical signs of hypoxic-ischemic encephalopathy (HIE). SOURCES: A search was performed for articles on therapeutic hypothermia in newborns with perinatal asphyxia in PubMed; the authors chose those considered most significant. SUMMARY OF THE FINDINGS: There are two therapeutic hypothermia methods: selective head cooling and total body cooling. The target body temperature is 34.5 °C for selective head cooling and 33.5 °C for total body cooling. Temperatures lower than 32 °C are less neuroprotective, and temperatures below 30 °C are very dangerous, with severe complications. Therapeutic hypothermia must start within the first 6h after birth, as studies have shown that this represents the therapeutic window for the hypoxic-ischemic event. Therapy must be maintained for 72 h, with very strict control of the newborn's body temperature. It has been shown that therapeutic hypothermia is effective in reducing neurologic impairment, especially in full-term or near-term newborns with moderate hypoxic-ischemic encephalopathy. CONCLUSION: Therapeutic hypothermia is a neuroprotective technique indicated for newborn infants with perinatal asphyxia and hypoxic-ischemic encephalopathy.


Assuntos
Hipotermia Induzida/métodos , Hipóxia-Isquemia Encefálica/terapia , Asfixia Neonatal/terapia , Humanos , Hipotermia Induzida/efeitos adversos , Hipóxia-Isquemia Encefálica/fisiopatologia , Recém-Nascido , Nascimento a Termo , Resultado do Tratamento
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