Brain Tumours Flashcards
brain tumours are often secondary to carcinomas found where?
GI tract
breast
lung
renal cell
cerebral metastases is the most
common brain tumour
gliomas are derived from
astrocytes
characteristics of a meningioma
benign
slow growing
arise from arachnoid
usually cured if completely removed
a 66 year old, left handed, woman presents with ataxia and in-coordination. Where would you suspect her lesion to be?
cerebellum
ataxia
coordination balance and speech
A 44 year old, right handed, woman presents with acalculia, agraphia, finger agnosia and right/left confusion. Where would you suspect her lesion to be?
left parietal lobe
agnosia
inability to interoperate sensations
50 year old right handed man presented to the medical team with cognitive language dysfunction (short term memory impaired, difficulty expressing things, trouble reading). 6 week history of posterior rib pain. He had a renal cell carcinoma 5 years ago.
Where do you think the lesion is?
Left temporal-parietal area
Right fronto-temporal area
Left occipital area
Right parietal lobe
a
how would you treat brain tumour? (broad range of treatments)
corticosteroids
treat epilepsy (anticonvulsants)
analgesics
counselling
surgery
radio and chemo
investigations of brain tumour
CT/MRI/PET scan
biopsy mass of lesion (is metastasis)
CT of chest/abdo/pelvis
temporal lobe
memory
understanding language
auditory/smell
wernickes area
frontal
Motor!
thinking
brocas speech area
parietal lobe
sensory
perception
making sense of the world
list the 2 main primary brain tumours
pituitary tumour (adenoma)
neuroepithelial tumour (glioma)
Meninges tumour (meningioma)
