Cranial Nerve Disorders

Question 1

2 cranial nerve disorder prototypes

Answer 1

bells palsy

trigeminal neuralgia

Question 2

what cranial nerve number for trigeminal neuralgia

Answer 2

5th (c area of the face)

Question 3

what area of the 5th cranial nerve is involved in trigeminal neuralgia

Answer 3

sensory aspect

Question 4

s/s of trigeminal neuralgia are similar to that of

Answer 4

headaches

Question 5

the theory behind the patho of trigeminal neuralgia

Answer 5

compression of blood vessels causing chronic irritation of trigeminal nerve root, firing of sensory fibers

Question 6

risk factors for trigeminal neuralgia

Answer 6

MS, HTN, teeth/jaw infection/abscess, hx of brain-stem infarct

Question 7

s/s of trigeminal neuralgia

Answer 7

tics, unilateral facial sensory loss (temp)

Question 8

is trigeminal neuralgia acute or chronic

Answer 8

chronic w/acute attacks described as horrible pain along side of face “C”

Question 9

what triggers trigeminal neuralgia

Answer 9

air, ice packs, brushing your teeth, yawning, talking

Question 10

is trigeminal neuralgia life threatening

Answer 10

no it is life altering but high incidence of suicide - keep pt. pain free

Question 11

bells palsy affects this cranial nerve

Answer 11

7 - unilaterally

Question 12

bells palsy is often miss-diagnosed as a

Answer 12

stroke

Question 13

s/s of bells palsy

Answer 13

similar to stroke (facial droop unilaterally)
***herpes vesicles around the ears
tearing of the eyes
risk for corneal abrasion (sometimes can’t close eye)

Question 14

what causes bells palsy

Answer 14

idiopathic
inactivated herpes virus
Lyme disease
child birth