Neuro Flashcards

1
Q

describe the who classification for neuro tumours

A

1 - pilocytic
2 - low grade astrocytoma
3 - anaplastic astrocytoma
4 - GBM

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2
Q

bipolar cells with long hair like projections

A

pilocytic

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3
Q

who gets pilocytic tumours

A

children and young adults - good prognosis

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4
Q

where are low grade astrocytomas usually?

A

frontal and temporal lobes

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5
Q

who gets gbm

A

older people

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6
Q

butterfly appearance

A

gbm

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7
Q

where are gbms usually ?

A

frontal temporal parietal

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8
Q

what does gbm usually respond to?

A

temozolamide

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9
Q

which tumour has the best prognosis

A

oligodendorglioma

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10
Q

toothpaste appearance

A

oligodendorglioma

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11
Q

who gets oligodendrogliomas and where are they usually

A

25-45yo

frontal lobe

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12
Q

who is at risk of meningioma

A

nf2

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13
Q

describe the pathology of meningioma

A

extraaxial and usually do not infiltrate the brain

arachinoid cap

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14
Q

extraaxial and usually do not infiltrate the brain

arachinoid cap

A

meningioma

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15
Q

what is a haemangioblastoma

A

benign cystic highly vascular lesion

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16
Q

who is at risk of a haemangioblastoma

A

VHL syndrome

17
Q

where are haemangiomas usually foudn

A

posterior fossa - cerebellar dysfucntion

18
Q

What are the main secondary brain tumours

A

Lung breast GI but any mainly

19
Q

What are the 5 main benign brain tumours

A
Pituitary adenomas 
Craniopharyngioma 
Meaningioma
Acoustic neuroma 
Dermoid tumour
20
Q

Describe a primary cerebral lymphoma and how you treat it

A
HIV related 
Steroids chemo (methotrexate based) +\- XRT
21
Q

Treat GBM

A

Temozolamide

22
Q

NF1 causes what type of brain tumour

A

Acoustic neuroma

23
Q

Tuberous sclerosis causes what type of brain tumour

A

Astrocytoma

24
Q

Men type 1 causes what type of brain tumour

A

Pituitary macroadenoma