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Page 1: Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric ...sca.org.co/images/stories/pdf/Revison-de-tema.-Neuroanestesia... · Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric
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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• Acoplamiento estrecho FSC –Metabolismo

• Cambios en flujo son espejo del desarrollo neuroanatomico

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• Rango auto regulatorio 10-60 mmHg (perinatal), isquemia –hemorragia

• Caída y pico marcado en los extremos

• Desviación a la izquierda

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• FSC 10-20% del GC primeros 6 meses , 55% 2- 4 año , 15% (adulto) 7-8 años

• Niños 100 ml/100g/min neonatos 40-50 ml/100g/min

• CMRO2 5,8 ml/100 g/min

• Cabeza gran porcentaje de superficie y volumen corporal.

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• Estado fluido – fontanelas y suturas hacen que el espacio intracraneal sea distensible.

• 80% cerebro, 10% LCR, 10% sangre

• PIC: 2-6 mmHg Neonatos, < 15 mmHg lactantes - escolares

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Disminución TFG y Habilidad para concentrar

Disminución función hepática

ACT, % Grasa Corporal

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Page 10: Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric ...sca.org.co/images/stories/pdf/Revison-de-tema.-Neuroanestesia... · Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric

Mclain C, Soriano G; Neurosurgery and neurotramautology; Bissonette pediatric anesthesia.

Page 11: Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric ...sca.org.co/images/stories/pdf/Revison-de-tema.-Neuroanestesia... · Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric

• Identificar enfermedades coexistentes y anticipar trastornos fisiológicos potenciales

• Neonatos y lactantes mayor riesgo de morbi-mortalidad (complicaciones respiratorias y cardiaca)

Antecedentes

Examen físico -estado

neurológico -VA

Laboratorios Ayuno Ansiolisis

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Malformaciones CV : Hipoxia , arritmias, inestabilidad cardiovascular ,Embolismo

Prematurez : Apnea posoperatoria

RGE: Bronco aspiración

Infección VAS: Laringoespasmo, broncoespasmo, hipoxia, neumonía

Anormalidad cráneo facial: vía aérea difícil Pat

olo

gía

Gen

eral

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Condición Implicaciones anestésicas

Denervación Respuesta anormal a relajantes neuromusculares y estimulación

Anticonvulsivantes Alteraciones hepáticas , hematológicas, y metabolismo

Malformaciones arterio -venosas Potencial falla cardiaca congestiva

Enfermedad neuromuscular Hipertermia maligna, falla ventilatoria

Malformación de Chiari Apnea, neumonía aspirativa

Lesión hipotalámica o pituitaria Alteraciones endocrinológicas

Paciente Neurológico

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Ayuno

•Líquidos claros : 2h

•Leche materna : 4h

•Formula : 6 h

•Solidos : 8 h

Ansiedad

• Infantes (0-9m): ninguna

• Preescolares (9m-5 años): extraños

• Escolares (6-12 a): agujas/dolor

• Adolecentes (>12 años): cirugía y autoimagen

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• Inducción: inhalatoria y/o endovenosa

• Vía aérea : anatomía, neumotaponador?, migración, edema

• Acceso vascular : # 2 , CVC, arterial

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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• Posición : fijación, cambios en retorno venoso y PIC

• Mantenimiento

• Evitar: hipotensión, hipercapnia, hipoxia , hipoglicemia e hipotermia

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Mclain C, Soriano G; Neurosurgery and neurotramautology; Bissonette pediatric anesthesia.

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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HOLLIDAY-SEGAR

< 10 Kg ---4mL/Kg/h

10-20 Kg --- 10 ml + 2mL/Kg/h por cada 10 Kg

> 20 Kg---60mL+ 1mL/Kg/h cada 20 kg

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Volumen Sanguíneo (mL/Kg)

Pre termino : 100Termino: 901 año: 80 1-12 años: 75Adolescente: 70

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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< 2 meses

Enfermedades crónicas

Nutrición parenteral

total sepsis

desnutridos

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.2016

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Calcular volumen sanguíneo y perdidas

permisibles

Reservar hemoderivados y

tenerlos disponibles en sala

Monitoria hemodinámica y

accesos vasculares

Estado acido base, electrolitos,

coagulación, glicemia, hemograma

Metas

Mantenimiento PPC

Diuresis 0,5-1 ml/kg/h

pH sanguíneo 7,35-7,45

Calcio 1,15 mmol/l

normo termia y normocapnia

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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• Extubación : gran recambio de líquidos, inestabilidad hemodinámica, despertar lento , comorbilidades.

• Ventilación asistida (PS) mejor que controlada

• Sedación leve, no relajación neuromuscular

• Dopamina / epinefrina: Mantenimiento de presión de perfusión

• Líquidos: hiponatremia , cerebro perdedor de sal , diabetes insípida.

• Convulsiones : 7,4% , supratentoriales , < 2 años e hiponatremia, mayor beneficio de profilaxis rutinaria.

• PIC: apnea intermitente , fontanelas

Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Mclain C, Soriano G; Neurosurgery and neurotramautology; Bissonette pediatric anesthesia.

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediatrica, capitulo 35, primera edición 2014

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Zuluaga M, Bisonette B; Tratado de anestesia pediátrica, capitulo 35, primera edición 2014

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediátrica, capitulo 35, primera edición 2014

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediátrica, capitulo 35, primera edición 2014

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Zuluaga M, Bisonette B; Tratado de anestesia pediátrica, capitulo 35, primera edición 2014

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Accidentes – maltrato físicoSíntomas dependen de aumento de PIC y compromiso de tejido Edema, hipotensión, hipoxia , hipo-hipercapnia , hiphiperglicemiaExamen fisico

Zuluaga M, Bisonette B; Tratado de anestesia pediátrica, capitulo 35, primera edición 2014

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Pediatr Crit Care Med 2012 Vol. 13, No. 1 (Suppl.)

• PPF 40-66 mmHg• Terapia hiperosmolar 0,1-1

mL/kg ssn 0,3%, manitol 0,25 a 1 g/Kg

• Normo termia• Normocapnia

• Cortico esteroides no se recomienda

• Sedación , analgesia • Normo glicemia y nutrición • Anticonvulsivante

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Cottrell J. Patel P; Neuroanesthesia,chapter 20 pediatric neuroanestheisa and critical care, 6th edition.

Mclain C, Soriano G; Neurosurgery and neurotramautology; Bissonette pediatric anesthesia.

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