brain tumours Flashcards
1
Q
what type of cancers most commonly spread to the brain
A
lung (most common)
breast
bowel
skin
kidney
2
Q
glioblastoma multiforme findings
A
most common primary tumour
imaging: solid tumours with central necrosis and rim that enhances with contrast. disruption of the blood-brain barrier
histology: pleomorphic tumour cells border necrotic area
3
Q
treatment of glioblastoma multiforme
A
surgical with post op chemo and/or radiotherapy
dexamethasone to treat oedema
4
Q
what are meningioma
A
second most common tumour
typically benign, extrinsic tumours of CNS
arise from arachnoid cap cells of the meninges and are located next to the dura
5
Q
A
6
Q
where are meningioma typically located
A
falx cerebri
superior sagittal sinus
convexity or skull base
