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Systems > Subspecs > Flashcards

Subspecs Flashcards

1
Q

WHO Grade 1 asrrocytoma

A

Pilocystic

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2
Q

Infiltrating Astrocytoma WHO Grade 4

A

Glioblastoma

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3
Q

Rosenthal fibers

A

Alexanders disease and

Pilocytic astrocytoma

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4
Q

Severe necrosis and vascular invasion

Crosses to the corpus callosum

A

“butterfly” pattern

GBM

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5
Q

Pseudopalisading pattern

A

GBM

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6
Q

A preferred oral alkylating agent for adjuvant chemotherapy in GBm

extends for 6 months

A

temozolamide

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7
Q

Most aggressive brain tumor

A

GBM

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8
Q

Associated with loss lf chromodome 22p,
NF II arise from Arachnoidal cells
Calcified whorls k.a. psammoma bodies

A

Meningioma

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9
Q

Bilateral acoustic schwanoma is associated with

A

BF II

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10
Q

Psammoma is made up of?

A

calcium

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11
Q

Dural tail sign

A

Meningioma

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12
Q

MC putuitary adenom

A

Prolactinoma

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13
Q

Amenorrhea
Galactorhea
bitemporal hemianopsia

A

Prolactinoma

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14
Q

surgical approach for Prolactinoma

A

Transphenoidal

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15
Q

DOC for prolactinoma

A

Bromocreptine(dopamine agonist)

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16
Q 
Brain tumor from oligodendrocyte
30 to 50 y.o.
frontal lobe
hydrocephalus
calcification in 40%
can be anaplastic
A

Oligodendroglioma

17
Q

Fried egg appearance

A

Oligodendroglioma

18
Q

limited upward gaze
accomodative spasm
light near dissociation of pupils

A

Parinaud syndrome

vertical gaze syndrome

19
Q

brain metastasis pattern

A 
lung
breast
skin(melanoma)
kidney
GIT
20
Q

what to look for melanom

A

dysplastic nevus

21
Q

MC type of stroke

A

ischemic-thrombotic

22
Q

contralateral leg weakness

A

ACA

23
Q

contralateral face arm, aphasia

A

MCA

24
Q

contralateral hemianopsia

A

PCA stroke

25
Q

Wallenberg syndrome

A

Posterior inferior cerebellar artery stroke

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