stroke

Question 1

What are the 2 different types of stroke?

Answer 1

embolic and thrombotic.

Question 2

Which type of stoke is more common?

Answer 2

ischemic stroke.

Question 3

What are the 2 types of hemorrhagic stroke?

Answer 3

intercerebral hemorrhage ( more common) subarachnoid hemorrhage.

Question 4

What are the types of ischemic stroke?

Answer 4

arterial thrombotic cerebrovascular disease, cryptogenic, lacunar, embolism.

Question 5

pure motor hemiplegia, pure sensory strokes, ataxic hemiparesis, sensory motor syndrome , clumsy hand syndrome are all sx of

Answer 5

lacunar strokes

Question 6

Whwere do lacunar strokes usually occur?

Answer 6

secondadry to small vessel damage. They invoolve the deep perforating vessels from DM and HTN

Question 7

Which areas are most commonly affected by lacunar strokes?

Answer 7

basal ganglia and internal capsule, where fibers anastamose

Question 8

are lacunar strokes sometimes asymptomatic?

Answer 8

yes

Question 9

If someone is experincing pure motor hemiplegia what are their symptoms?

Answer 9

contralteral weakness involving face-arm-leg.

Question 10

Pure motor hemiplegia is a sign of a lesion where?

Answer 10

in the pons or internal capsule

Question 11

paresthesias of the face arm and leg are indicative of a lesion wher?

Answer 11

thalamus and they are pure sensory strokes.

Question 12

incoordination accompanied by weakness of the same limbs are called what?

Answer 12

ataxic hemiparesis.

Question 13

ataxic hemiparesis shows a lesion where?

Answer 13

pons

Question 14

sensory motor syndrome with sensory deficits and weakness in the face arm and leg are from lesions where?

Answer 14

posterior limb of hte internal capsule.

Question 15

What is described as slurred speech wtih clumsy contralteral hand.

Answer 15

dysarthria clumsy hand syndrome.

Question 16

dysarthria clumsy hand syndrome is from a lesion located where?

Answer 16

pontine/ brainstem lacunes.

Question 17

If a patient presents with: right hemiparesis in the arms more than legs, right facial weakness in lower portion, aphasia brocas, which artery could have have a stroke in?

Answer 17

left sided middle cerebral artery

Question 18

does brocas aphasia have full comprehension/

Answer 18

yes. its a nonfluent aphasia where pt can understand, but can’t express thoughts

Question 19

Where is broca’s area located?

Answer 19

inferior frontal lobe

Question 20

Where is wernicke’s area located

Answer 20

superior temporal lobe

Question 21

In wernicke’s aphasia- can the patient speak clearly?

Answer 21

no, their speech is in full sentences, but it makes no sense.

Question 22

what is global aphasia

Answer 22

where pt can’t speak or understand. often mute

Question 23

hemineglect can be present with which type of stroke?

Answer 23

Right MCA.

Question 24

if there is a right anterior cerebral artery stroke which leg will it affect?

Answer 24

the left leg. They will have weakness in that leg

Question 25

homonoymous hemianopsia contralateral to the artery involved can be seen in which occlusion?

Answer 25

posterior cerebral artery.

Question 26

Where do the 2 posterior cerebral arteries originate?

Answer 26

basilar artery supplying the occipital lobe.

Question 27

IF a patient has a right occipital stroke, what will happen to their eyesight?

Answer 27

they will lose left sided world.

Question 28

which circulation is affected when there are coma, altered consciousness, pupilary abnormalities, ocular palsy, quadriplegia

Answer 28

posterior circulation infarcts in vertebral/ basilar arteries

Question 29

why does an infarct in the vertebral/ basilar artery cause altered consciousness?

Answer 29

they are affecting the cerebellum, medulla, pons and midbrain and the pontein reticular activating system that is responsible for arousal.

Question 30

Locked in syndrome can occur with occlusion on which artery/

Answer 30

basilar artery

Question 31

Locked in syndrome will eb affecting which part of the brain?

Answer 31

the pons which is supplied by basilar artery .

Question 32

In basilar artery stroke what will happen to facial nerve nucleus invovement?

Answer 32

They will get upper and lower face weakness on ipsilateral side, and motor and sensory loss on contralateral side.

Question 33

Is gaze preference opposite or towards basilary artery lesion/

Answer 33

opposite.

Question 34

What is the main cause for a hemorrhagic stroke?

Answer 34

hypertension