CNS tumors Flashcards

1
Q

Grade 1

A

Très rare chez les adultes

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2
Q

Grade 2 (diffus), types

A

Oligodendroglioma : 1p19q codeletion, IDH muté, MGMT methylated
Astrocytoma : 1p19q intact, IDH muté ou wt, MGMT methylated ou unmeth

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3
Q

Grade 3 (anaplastic), types

A

Oligodendroglioma : 1p19q codeletion, IDH muté, MGMT methylated
IDH mutated astrocytoma : 1p19q intact, IDH, MGMT

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4
Q

Grade 4 types

A

Glioblastoma : IDH, MGMT, EGFR

IDH WT anaplastic astrocytoma

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5
Q

MGMT methylation est signe d’une réponse favorable

à

A

Temodal

Px favorable

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6
Q

EGFR amplification est signe de

A

Mauvais px

Les anti EGFR ne fonctionnent pas

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7
Q

Traitement du grade 2 astrocytoma ou oligodendroma

A
  1. Chx
  2. RTx à considérer (pas de consensus)
  3. Chimio PCV (procarbazine, ccnu = lomustine, vincristine) -> si high risk, plus de 40 ans ou subtotal resection
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8
Q

Traitement du grade 3 anaplastic astrocytoma ou oligodendroma

A
  1. Chx
  2. EBRT (astrocytoma)
  3. Oligodendroma : PCV néo ou adj
    Astrocytoma : Temodal adjuvant + Rtx
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9
Q

Traitement grade 4 glioma

A
  1. Chx
  2. RTx
  3. Temodal
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