Neurology 1

Question 1

intracranial arteries

Answer 1

ICA- Frontal Area
MCA-Largest Branch
Vertebral-Posterior
Basilar-formed R and L verterbral arteries

Question 2

TIA 3 subtypes

Answer 2

Embolic , Lucunar, Low Flow

Question 3

Anterior Signs and Symptoms

Answer 3

contralateral hemiplegia
aphasic
from carditis , middle cerebral , anterior

Question 4

Posterior signs and symptoms

Answer 4

transient ataxia, dizzness, diplopia and dysarthria
Verterbral, basilare and posterior cerbral

Question 5

Lucnar signs and symptoms

Answer 5

brief repetitive episodes, numbness, ischemia, numbness of face, arms and legs
MCA, basilar and vererbral

Question 6

Bells Pasly

Answer 6

Facial cranial nerve VII
most common cause
Herpes simplex

facial movement sparing the forehead

dx
EMG, CT, blood studies, or systematic diseases,
atypical > 3 wk

Glcuocorticoid , 60-80 daily x 1 week predisone

Question 7

Trigeminal Nerualigia nerve involvement and cause

Answer 7

Trigeminal nerve root compression: 80% of cases

cranial nerve V
ophthalmic
Maxillary
mandibular

Question 8

trigeminal neuralgia assessment

Answer 8

recurrent and brief unilateral facial pain
abrupt
fast occurring
severe intensity
shock-like

Question 9

Trigeminal neuralgia treatment

Answer 9

Carbamazepine 100-200 po bid
lamorigine
surgical

Question 10

reasons for LP

Answer 10

clinical suspicion of SAH with negative imaging
evaluate for CSF for RBC
infections
inflammatory
neoplastic

Question 11

TIA / stroke imagining

Answer 11

head CT
CTAhead/neck
MRI/MRA MRI shows the brain , MRA shows vessels and the neck need contrast
Caroid US
2 D echo with bubble study
EKG
CXR

Question 12

TIA/ Stroke diagnois non immaging

Answer 12

labs
hypercoagulable work up
homocysteine
afib
PFO
infection
LP not always necessary

Question 13

TIA/ischemic stroke treatment

Answer 13

thrombolic= thrombolytic therapy
Recombinant tissue plasma activator
.9mg kg max of 90mg bolus over 1 min, then remainder over one hour
give 3 hours of onset
thrombectomy

Question 14

stroke TIA medication regimine

Answer 14

ABCD2 score
< 4 Low-risk continue single antiplatelet therapy long-term
> 4
high statin dose therapydual antiplatelet therapy for 21 days followed by long-term single platelet therapy

Question 15

side effects and contridication of BP meds

Answer 15

maintain adequate CPP
allow permissive HTN for 72 hours
intervene if BP >220
lower to 170-200

Reduced BP to < 140 /90 after 72 hours
manage hypotension with fluids if needed