Apendicitis trabalho
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Transcript of Apendicitis trabalho
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ANATOMIA
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• Retrocecal 65% (libre o fijo).• Pélvico 30% (descendente).• Resto 5% (subcecal, ileocecal ant y
post).
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Irrigación
A. Apendicular(en borde libre del mesoapéndice)
↑A. Ileo-colica
↑AMS
*A. Cecal post.
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Drenaje venoso
V. Apendicular↓
V. Ileo-colica↓
VMS↓
V. Porta
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Inervación*Centro motor autonomo: plexo intramural proveniente del plexo celiaco por medio del plexo mesentérico sup.
*SNPS:• Tercio prox del colon
transverso: n. vago.• Distalmente recibe ramos del
plexo sacro (s2-s4).
*SNS: nervios esplácnicos lumbares y sacros.
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FISIOPATOLOGIA
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Apendicitis
Inflamación del apéndice.
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ETIOLOGIA
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Presión intraluminar
y tisular
Pequeñas ulceracione
s
Obstrucción venosa e isquemia
Bacterias
Apendicitis Flemosa o supurativa
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Apendicitis Gangrenosa o Necrótica
Anoxia de tejido
Aumento flora
anaerobiaNecrosis
total
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Alteración del riego e
infartoInvasión bacteriana
Distensión
Perforación
Apendicitis perforada
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Bacteriología
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Síntomas
Dolor Anorexia
Nauseas/
VomitoDiarrea /
Constipación
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Dolor típico• Triada migratoria de
Kocher.
• Dolor en fosa iliaca derecha, nauseas y fiebre es la llamada triada de Murphy.
• Debe dudarse del diagnostico si el vomito precede al dolor.
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Dolor Atípico 45% Tipo somático: FID Según su localización
› Sub Hepático› Pelviano› Retro cecal› Retroilial › Meso celiaca› Mal rotación (Lado
Izquierdo)
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Signos mas frecuentes de apendicitis:-Blumberg.-Rovsing.-Rebote.-Aaron.-Psoas.-Obturador.
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Signo de Psoas y Obturador
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Punto de McBurney
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Escala de Alvarado• Un valor acumulado de
7 o más puntos es altamente sugestivo de una apendicitis.
• Cuando el puntaje no pasa de 5-6 puntos, se recomienda realizar una TAC para reducir la probabilidad de falsos negativos descubiertos durante la apendectomía.
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LaboratorioHemogramaLeucocitos: 10,000 – 18,000
Estudios de imágenes.RX• Asa centinela.
Borramiento del psoas.Escoliosis antiálgica
Ecografía Abdominal.TC.
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.
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