cerebrovascular disorders

Question 1

focal neurological deficit, acute onset, resolves completely within 24hrs, RF of vascular dz

Answer 1

TIA

Question 2

sudden onset neuro deficit, Hx of HTN, DM, valvular heart dz, atherosclerosis, signs distinctive to region of brain affected

Answer 2

ischemic stroke- lacunar infarction/ sm vessel occlusion

Question 3

occlusion affecting ant and middle cerebral artery and regions supplied by them

Answer 3

ischemic stroke -carotid artery obstruction

Question 4

occlusion affecting basilar arteries

Answer 4

vertebrobasilar occlusion

Question 5

worst HA of life, rapid progression, altered consciousness, during exercise, trauma

Answer 5

subarachnoid hemorrhage

Question 6

initial LOC, ass c/ HTN, lumbar puncture is contraindicated

Answer 6

intercerebral hemorrhage

Question 7

most asymptomatic - located ant to circle of willis

Answer 7

intercranial aneurism

Question 8

most are supratentorial

Answer 8

AV malformations

Question 9

monocular vision loss lasting min c/ full recovery, vertical curtain

Answer 9

amaurosis fugax

Question 10

flow reversal due to stenosis or occlusion

Answer 10

subclavian steal syndrome