15 - 2 P INTESTINAL Flashcards

1
Q

DEFINCION

invaginacion intestinal

A

PENETRACION DE UNA PORCION DEL INTESTINO (invaginado) en la luz de un segmento adyacente (invaginante)

causa una obstruccion intestinal

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2
Q

LOCALIZACION MAS FRECUENTE

invaginacion intestinal

A

ILEOCÓLICA

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3
Q

ETIOLOGIA

INVAGINACION INTESTINAL

A
  • IDIOPATICO
  • Hipertrofia de glandulas de peyer (linfoide)
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4
Q

ETIOLOGIA

ESTACIONAL

INVAGINACION INTESTINAL

A

INVEIRNO IRA
VERANO GASTROENTERITIS (ADENOVIRUS / ROTAVIRUS)

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5
Q

EDAD DE PRESENTACION

INVAGINACION INTESTINA L

A

4 - 9 MESES (presentacion > FC)

95% EN MENORES DE 1 AÑOS

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6
Q

FISIOPATOLOGIA

INVAGINACION INTESTINAL

A
  1. Compresion del mesodermo
  2. Alteracion del retorno venoso
  3. Edema de pared
  4. Hemorragia (jalea de grosella)
  5. Obstruccion intesitnal
  6. Necrosis
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7
Q

INCIDENCIA

INVAGINACION INTESTINAL

A

3 / 10 000

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8
Q

PREDOMINIO DE SEXO

INVAGINACION INTESTINAL

A

HOMBRES 4:1 / 2:1mujer

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9
Q

CARACTERISTICA

INVAGINACION INTESTINAL

A

URGENCIA QX ABDOMINAL NO TRAUMATICA > FC DEL LACTANTE

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10
Q

CLINCA

INVAGINACION INTESTINAL

A
  1. DOLOR PARAXISTICO SUBITO E INTENSO (llanto)
  2. Evacuacion jalea de GROSELLA
  3. SIGNOS
    SALCHICHA O MORCILLA (masa palpable en epigastrio o cuadranre superior derecho)
    DANCE DERECHO: FID vacia (patognomonico)
    HOCICO DE TENCA: al realizar tacto rectal se palpa zona invaginada
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11
Q

DX

INVAGINACION INTESTINAL

A
  1. CLINICO
    Inicial RX de abdomen (obstruccion intestinal) (niveles hidroaereos, ausencia de gas)
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12
Q

GOLD

INVAGINACION INTESTINAL

A

USG ABDOMINAL
SIGNO DE DIANA O DONA

S 80 - 100%

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13
Q

DX DE ELECCION

(tx conservasdor)

INVAGINACION INTESTINAL

A

COLON POR ENEMA(Dx y terapeutico)

defect ode represion a nivel de la cabeza de la invaginacion

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14
Q

TX DE ELECCION

INVAGINACION INTESTINAL

A

REDUCCION HIDROSTATICA POR ENEMA

(colon por enema)

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15
Q

INDICACION DE TX DE ELECCION

(tc conservasdor)

INVAGINACION INTESTINAL

A
  • Evolucion < 24 hrs
  • no datos de perforacion
  • menores de 2 años
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16
Q

porcentaje de resolucion con TX de 1 eleccion

(tx conservado)

invaginacion intestinal

A

95 %

17
Q

TX DE 2 ELECCION

COLON POR ENEMA NO TERAPEUTICO

INVAGINACION INTESTINAL

A

QX LAPE (descompresion por Taxis)

80% de resolucion en México

18
Q

INDICACION DE TX DE 2 ELECCION

necrosis o perforacion

INVAGINACION INTESTINAL

A

RESECCION Y ANASTOMOSIS

19
Q

Compliaciones

invaginacion intestinal

A
  • choque
  • peritonitis
  • necrosis
  • muerte

depues de 10 horas hay compromiso vacular