TBI/Tumors

Question 1

3 main types of tumrs

Answer 1

Glioma
Meningioma
Metastatic

Question 2

% of all brain tumors is gliomas + B/M

Answer 2

45%

range from benign to malignant

Question 3

Astrocytoma: what category, %, age

Answer 3

Type of glioma
40% of gliomas
30+
good prog

Question 4

Glioblastoma: B?M, age, %

Answer 4

Highly malignant
35+
30% of all gliomas

Question 5

Medulloblastoma: category, age, %, prog

Answer 5

High;y malignant

exclusive to cerebellum of children

11%

Question 6

Ependymomas: category. %, prog

Answer 6

Type of glioma
6% of all gliomas
Do not usually spread to CNS tissue (fairly benign)

Question 7

Meningiomas: where do they grow and symptoms

Answer 7

Growth attached to meninges

applies pressure on brain causing seizures

Question 8

What do brain tumors commonly arise from

Answer 8

lung or breast

poor prog

Question 9

Those w headache/ migrane are what X more likely to take over a month to recover

Answer 9

ha= 3x

mi= 7x

Question 10

What happens to the blood flow after mild traumatic brain injury (3)

Answer 10

Initially- hypoperfusion
1-3 days- increased perfusion
4-15 vasospasms

Question 11

When do most mTBIs recover by

Answer 11

80-90% recover within 7-14days

prolonged in children/adolescents

Question 12

what is the test u can do for mTBI

Answer 12

MOCA test

Question 13

What is the pathophysiology of mTBI

Answer 13

cell membrane disruption leading to:

• Pot efflux
• Glutamate release
• calcium influx + storage
• Na/K pump abnormal