Neuro: Brain tumors

Question 1

MC benign primary neoplasm

Answer 1

meningioma

Question 2

MC primary malignant brain neoplasm

Answer 2

glioma

Question 3

MC etiology of malignant brain tumor in adults over 30 is ______ while for adolescents it is _____

Answer 3

adults = mets

adolescent = primary

Question 4

The below are generalized or focal neuro deficits?

seizure
weakness
sensory loss
aphasia
visual-spatial dysfunction

Answer 4

focal

Question 5

The below are generalized or focal neuro deficits?

HA
seizure
N/V
decreased LOC
neurocog dysfunction

Answer 5

generalized

Question 6

brain tumor imaging…

Answer 6

Contrast MRI

Question 7

does meningioma usually cause sxs?

Answer 7

no

Question 8

Well appearing pt. with minor anosmia and visual deficits…

Answer 8

meningioma

Question 9

Tx required for meningioma?

Answer 9

no

Question 10

MC glioma in adults arising from astrocytes

deadly

Answer 10

glioblastoma multiforme

Question 11

what classification/grade is given when molecular testing isn’t available for brain tumor?

Answer 11

not otherwise specified

Question 12

Molecular testing is a _____ indicator

Answer 12

prognostic

Question 13

IDH mutation = _____ brain tumor prognosis

Answer 13

better

Question 14

IDH wildtype = _______ brain tumor prognosis

Answer 14

worse

Question 15

presence of _____ deletion = favorable response to tx

Answer 15

1p/19q

Question 16

oligodendroglioma has a ______ prognosis than an astrocytoma

Answer 16

better

Question 17

what should be held prior to brain bx?

Answer 17

steroids

Question 18

standard initial therapy for primary CNS lymphoma

Answer 18

MTX

Question 19

What diagnostic determines tumor dx and is a prognostic indicator?

Answer 19

bx

Question 20

3 MC mets to brain

Answer 20

lung
skin
breast