Brain Tumours Flashcards

1
Q

Name three types of primary brain tumours

A

Pituitary adenoma
Meningioma
Glioblastoma multiforme

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2
Q

What are gliomas?

A

Derived from astrocytes and are the most aggressive and common type of primary brain tumour

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3
Q

What are meningiomas?

A

Arise from arachnoid mater and are slow growing. Usually benign and are curable if completely removed.

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4
Q

What are the general clinical presentations of brain tumours?

A

Raised ICP
Focal neurological deficits
CSF Obstruction
Epilepsy

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5
Q

What symptoms occur in a parietal lobe lesion?

A

Gerstmann’s syndrome
Agraphia-inability to communicate through writing
Acalculia-loss of ability to do simple calculations
Finger agnosia-inability to recognise fingers

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6
Q

Why do you use corticosteroids (dexamethasone) in brain tumours?

A

To reduce brain oedema

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