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Gastroenterologia > Polipos intestinais/ca colorretal > Flashcards

Polipos intestinais/ca colorretal Flashcards

1
Q

Principal polipo benigno? E maligno

A

Adenoma. Adenocarcinoma

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2
Q

Caract em polipo benigno que indicam grande chance de virar maligno

A
  • viloso >2cm

- displasia grave

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3
Q

Polipos não neoplasicos

A
  • hiperplasico
  • hamartomatoso
  • inflamatorio
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4
Q

Polipos neoplasicos

A

Adenoma

Adenocarcinoma

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5
Q

Conduta - polipos

A

Polipectomia

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6
Q

Sindromes de polipose intestinal

A

• adenomatosa:
- polipose adenomatosa familiar (paf)
• hamartomatosa:
- peutz- jeghers

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7
Q

Etioloia - polipose adenomatosa familiar

A

Gene apc mutante

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8
Q

Condição associada a PAF

A

Retinite pigmentosa

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9
Q

Conduta PAF

A

Proctocolectomia profilatica

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10
Q

Variantes de Paf

A
  • gardner

- turcot

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11
Q

Caract - variante gardner de paf

A
  • Dentes extra numerarios
  • osteoma
  • lipoma
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12
Q

Caract variante turcot de paf

A

Tumores de snc (meduloblastoma)

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13
Q

Caract de sd hamartomatosa de peutz jeghers

A
  • local :+ delgado
  • manchas melanóticas
  • incidencia aumentada de cancer
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14
Q

Tipo histologico mais comum de cancer colorretal

A

Adenocarcinoma

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15
Q

Etiologia - cancer colorreral

A
  • esporadico (mais comum
  • hereditario associado a polipos
  • hereditario não-polipose
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16
Q

Fat de risco - esporadico de cancer de coloretak

A
  • idade
  • hist familiar positivo
  • DII
  • dieta
  • habitos de vida
17
Q

Fat de risco p cancer de colorretal - etiologia hereditário não polipose

A

Sd de lynch

18
Q

Clinica ca de colorretal

A
  • colon direito : anemia ferropriva/ massa palpavel/ febrr
  • colon esq: alt do habito intestinal
  • reto: hematoquezia (+ comum), tenesmo
19
Q

Local mais comum de ca colorretal

A

Colon direito

20
Q

Diag ca de colorretal

A
  • colonoscopia (tu sincronico) + biopsia
21
Q

Marcador pra acompanhamento de ca colorretal

A

CEA

22
Q

Estadiamento ca colorretal

A
  • T e M: estomago e esofago
  • N:
    • 0- sem linfonodo
    • 1- 1 a 3 linf regionais
    • 2- >=4 linf regionais
23
Q

Tto colorretal - COLON

A
  • ressecção com margem de segurança + linfadenectomia

* QT ADJUVANTE ( SE N POSITIVO)

24
Q

Tto ca colorretal- RETO

A 
• tumores altos (>= 6 cm da margem anal
- ressecção abdominal baixa(rab)
- anastomose colorretal
• tumores baixos( =<5cm)
- ressec abdominoperineal (miles)
- colostomia definitiva
● QT + RT neoadjuvante
● QT adjuvante
25
Q

Condicão para não fazer qt + rt neoadjuvante no cancer de reto

A

T1/2N0M0 no reto alto

Gastroenterologia (13 decks)

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