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Neurology Key Info > Brain Tumours > Flashcards

Brain Tumours Flashcards

1
Q

what is a brain tumour

A

growth of cells that can be benign or malignant

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2
Q

presentation of a brain tumour

A

progressive neurological deficit, usually weakness
raised ICP signs
Cushing’s triad

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3
Q

raised ICP presentation

A

headache
vomiting
seizures

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4
Q

normal ICP

A

8mmHg

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5
Q

red flags for raised ICP

A

HA worse in the morning
wakes them up
worse on coughing
worse when leaning forward

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6
Q

what is the function of Cushing’s triad

A

decrease cerebral blood flow to reduce pressure in the cranium

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7
Q

signs of Cushing’s triad

A

hypertension
bradycardia
apnoea

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8
Q

classification of brain tumours

A
  1. glial tumours

2. olgiodendroglial tumours

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9
Q

what are glial tumours?

A

astrocytoma’s

oligodendroglia tumours

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10
Q

management of astrocytoma’s

A

radiosensitive

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11
Q

grade 1 astrocytoma

A

benign
slow growing
surgery is curative

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12
Q

grade 2 astrocytoma

A

low grade
presents with seizures
manage with radio/chemo and surgery

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13
Q

grade 3 and 4 astrocytoma

A

malignant

non-curative

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14
Q

examples of grade 3 and 4 astrocytomas

A

anaplastic

glioblastoma multiforme

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15
Q

oligodendroglia tumours

A

tend to affect frontal lobe
adults 25-45
seizures

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16
Q

management of oligodendroglial tumours

A

chemosensitive

17
Q

what type of tumour is a meningioma?

A

extra-axial

18
Q

what conditions are associated with a meningioma

A

breast cancer

NFII

19
Q

what are aggressive forms of meningioma attributed to?

A

children after childhood leukaemia and attributed to their radiation exposure

20
Q

examples of nerve cell tumours

A

schwannoma’s (neuromas)
neurofibromas
MPST

21
Q

what is vestibular schwannoma associated with?

A

NF II

CNVIII

22
Q

where are germ cell tumours found?

A

pineal region (gland in the brain associated with melatonin production for sleep)

23
Q

germ cell tumour demographic

A

<20

male

24
Q

two types of germ cell tumours

A

germinomas

non-germinomas

Neurology Key Info (51 decks)

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