atresia intestinal
TRANSCRIPT
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ATRESIA INTESTINAL
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DEFINICIÓN
• Espectro malformativo de etiología diversa; ID, IG.
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RESEÑA HISTÓRICA
• Goeller (1683).
• Binninger (1672).
• Horsch (1696).
• Fockens (1911).
• Potts (1947).
Cirugía pediátrica, Martinez Ferro.
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EPIDEMIOLOGÍA
• 1/5000 nac.
• V/M =1
• Promedio de PAN: 2700g.
• 25% de los pacientes afectados presentan
polihidramnios.
• 1/3 de los lactantes son prematuros
Prem Puri, Pediatric surgery
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ETIOLOGÍA
• Falta de
recanalización de
la luz intestinal
• Accidentes
vasculares fetales.
• Invaginación,
vólvulo o torsión del
intestino fetal.
Cirugía pediátrica, Martinez Ferro.
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CLASIFICACIÓN
Atresia tipo IFoto: Servicio de Cx pediátrica, HNSEB
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CLASIFICACIÓN
Atresia tipo IIAtresia tipo I
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CLASIFICACIÓN
Atresia tipo III(a)
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CLASIFICACIÓN
Atresia tipo III(b)
Prem Puri, Pediatric surgery
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CLASIFICACIÓN
Atresia tipo IV
Foto: Martinez Ferro
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Prem Puri, Pediatric surgery.
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CUADRO CLÍNICO
• Vómitos biliosos.
• Distensión
abdominal.
• La expulsión de
meconio no
excluye el
diagnóstico.
Foto: Prem Puri, Pediatric surgery.
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CUADRO CLÍNICO
Jay Grosfeld, James O’Neill
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DX. PRENATAL
• Ecografía obstétrica:
• Dilatación de asas.
• Peristaltismo
• Polihidramnios en el III T.
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DX
Colon por enemaRx abdominal
James O’Neill, Pediatric Surgery.
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• GRACIAS