shock cardiogenico
TRANSCRIPT
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• DEFINICION :
Incapacidad del corazón para bombear la
sangre en forma adecuada.
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FISIOPATOLGIA
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DISMINUCION DEL V/M
HIPOPERFUSION TISULARVOLUMEN INTRAVASCULAR
ADECUADO.
Se debe : ALTERACION
CARDIACA
FALLA DEL
MUSCULO
CARDIACO
INSUFICINECIA
VALVULAR
TRANSTORINO DEL RITMO
CARDIACO
SIENDO LA MAS
COMUN FMC
DEBIDO A IAM
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SHOCK SE PRODUCE
CUANDO SE AFECTA X
LO MENOS EL 40% DEL
MUSCULO CARDAICO.
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INICIA ALTO % DEL MIOCARDIO
NECROSIS
ISQUEMIA
EMPEORA
FALLA DE LA FUNCION DE
BOMBA DE CORAZON
C.
CAIDA DEL V/M
PERFUSION
SISTEMICA
ACIDOSIS
LACTICA
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AL DISMINUIR LA FUNCION
DEL MIOCARDIO
MECANISMOS
COMPENSADORES SIMPATICA
AUMENTO DE FC
CONTRACTIBILIDAD
RETENCION DE
LIQUIDOS
PRECARGA
DISFUNCIONALES Y
EMPEORAR LA
HIPOPERFUSION.
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VASOCONSTRIICION
INCREMENTA LA
POSTCARGA
DETERIORANDO
MAS EL
RENDIMIENTO DEL
MIOCARDIO
PARA MANTENER LA
PRESION SANGUINEA
AUMENTANDO EL MAS EL
CONSUMO DE OXIGENO
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RETENCION DE
FLUIDOSDETERIORO DELDEL
LLENADO SISTOLICO
TAQUICARDIA
ISQUEMIA
CONGESTION PULMONAR E
HIPOXIA.
GENERAN
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ESTE AUMENTO DE LA DEMANDA CON
UNA PERFUSION IINADECUADA
EMPEORA LA ISQUEMIA U COMIENZA UN
CIRCULO VICIOSO QUETERMINA EN
MUERTE.
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PARAMETROS
HEMODINAMICOS
HIPOTENSION
SOSTENIDA (PAS
MENOR DE 90 mmHg
MINIMO DURANTE
30 MIN)
INDICE CARDIACO
DISMINUIDO ( MENOS
DE 2,2 L/MIN)
PRESION CAPILAR
PULMONAR ELEVADA
(MAS DE 15 mmHg)
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ENFOQUE DIAGNOSTICO
• SIGNOS:
PIEL FRIA SUDOROSA Y CIANOTICA (labios ,lechos ungueales, piel)
EDEMA DE PULMON.
HIPOTENSION POR BAJO VOLUMEN MINUTO.
• SINTOMAS:
DISNEA Y TOS PRODUCTIVA CON ESPUTO ROSACEO.