Brain Tumours Flashcards
1
Q
Name three types of primary brain tumours
A
Pituitary adenoma
Meningioma
Glioblastoma multiforme
2
Q
What are gliomas?
A
Derived from astrocytes and are the most aggressive and common type of primary brain tumour
3
Q
What are meningiomas?
A
Arise from arachnoid mater and are slow growing. Usually benign and are curable if completely removed.
4
Q
What are the general clinical presentations of brain tumours?
A
Raised ICP
Focal neurological deficits
CSF Obstruction
Epilepsy
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
6
Q
Why do you use corticosteroids (dexamethasone) in brain tumours?
A
To reduce brain oedema
