34 Tumores Ventriculares Flashcards

1
Q

10 tipos Tumores ventriculares

A
1- Neurocitoma central 
2-ependimoma
3- Subependimoma
4-Meduloblastoma
5-Cisto coloide 
6- Tumores da região pineal 
7- gliomas
8-Meningeoma 
9- Adenomas hipofisários
10- craniofaringeomas
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

Neurocitoma % representa dos pacientes ventriculares

A

10%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Localização preferencial dos neurocitomas

A

Próximo ao forame de Monroe

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Histologia dos neurocitomas

A

Lembra o oligodendro, núcleos pontilhados e halos perinucleares
Aspecto favo de mel

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

Classificação WHO neurocitomas

A

WHO II

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Variantes do neurocitoma

A
Neurocitoma extraventricular (neo neurocitocas localizadas no parênquima cerebral)
Liponeurocitoma central (raro, neo glioneural de FP em adultos)
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Aspecto radiológico do neurocitoma

A

Espumante (decorrentes dos custos intratumorais no corno frontal ou corpo do ventrículo lateral)

Calcificações em 70% dos casos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

TTO neurocitoma

A

Ressecção completa pode ser curativa

Parcial-> RT e QT adjuvantes são opções

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

% dos ependimomas nos tumores de IV ventrículo

A

25%

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

Tumor mais comum do IV ventrículo em adultos

A

Ependimoma

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Incidência Ependimoma

A

Bimodal
1-5 anos
Ao redor do 30 anos

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Histologia Ependimoma

A

Pseudoreosetas vasculares
Halo róseo anuclear perivasculares (patognomônicos)

Rosetas ependimarias verdadeiras ou de flexner

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

WHO dos ependimomas

A

WHO II

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

Tipos histológicos Ependimoma

A

Celular
Papilar
Células claras
Tanicitico

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

Imunohistoquimica ependimoma

A

Proteína S100
GFAP
Vimentina

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

Tratamento Ependimoma

A

Cirurgia + associação a RT