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Neuro AM > Brain tumours > Flashcards

Brain tumours Flashcards

1
Q

What is an acoustic neuroma?

A

Schwannoma arisen from vestibular branch of CN VIII

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2
Q

What is the presentation of an acoustic neuroma?

A

Unilateral sensorineural hearing loss
Tinnitus
Vertigo
Loss of corneal reflex

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3
Q

What investigation if done for acoustic neuroma?

A

MRI

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4
Q

What is the management of acoustic neuroma?

A

Slow growing= watchful waiting

Surgery and radiotherapy

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5
Q

What is he presentation of pituitary adenoma?

A

Hyperpituitarism- unexpected bone growth and lactation
Bitemporal hemianopia- only if tumour >10mm
Headache
Increased ICP

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6
Q

What investigations are done for pituitary adenoma?

A

Bloods- U&Es, hormones

CT/MRI

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7
Q

What is the management of a pituitary adenoma?

A

Transphenoidal surgery

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8
Q

What is the prognosis for meningioma?

A

usually benign and slow growing but can be malignant

Generally good prognosis

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9
Q

What are the risk factors for meningioma?

A

Neurofibromatosis type 2- 50% chance

Radiation

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10
Q

What is the presentation of meningioma?

A

Dependent on size and location
Small= asymptomatic
Weakness, increased ICP, seizures…

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11
Q

What investigations are done for meningioma?

A

CT/MRI

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12
Q

What is the management of meningioma?

A

Watchful waiting

Surgical resection

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13
Q

What is the most aggressive brain cancer?

A

Glioblastoma multiforme GBM

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14
Q

What is the presentation of GBM?

A

Dependent on size and location
Early- headaches, N&V, personality and memory change
Rapid decline, fast growing

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15
Q

What is the management of GBM?

A

Incurable
Symptomatic- dexamethasone, anticonvulsants, anti-emetics
Palliative- surgery, radio, chemo

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16
Q

What is the prognosis for GBM?

A

Incurable

With treatment, 14-15 months

17
Q

What is the presentation of an oligodendrocytoma?

A

Seizures, headaches, raised ICP

18
Q

What is the management of oligodendrocytoma?

A

Incurable
Symptomatic
Palliative- chemo=1st line

19
Q

What is the prognosis of oligodendrocytoma?

A

Incurable but less aggressive than GBM

Years with treatment

20
Q

What is the most common cause of brain mets?

A

50%= lung cancer

21
Q

What is the prognosis with brain mets?

A

Often palliative

Poor prognostic indicator

Neuro AM (21 decks)

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