CVA Part 3

Question 1

weber’s syndrome

Answer 1

medial basal of midbrain

CN 3 = ipsilateral external strabismus

corticospinal = contra hemiplegia

Question 2

benedikt’s syndrome

Answer 2

tegmentum of midbrain

CN 3 = ipsilateral external strabismus

spinothalamic - contra loss of pain and temp

medial lemniscus - contra loss of proprioception

SCP - contra ataxia

red nuc - contra chorea

Question 3

locked in syndrome

Answer 3

bilat pons - paralysis on all 4s; can only move eyes

corticospinal = bilat hemiplegia

corticobulbar = bilat upward gaze

Question 4

millard-gubler syndrome

Answer 4

lateral pons

CN 7 - millard = ipsi CN 7 palsy

CN 6 - gubler = ipsi CN 6 palsy

corticospinal = contra hemiplegia

Question 5

wallenberg syndrome

Answer 5

lat medullary or PICA syndrome

spinocerebellar = ipsi hemiataxia

CN V - ipsi CN V paksy

sipnothalamic - contra loss of pain and temp

vestibular nuc - nausea, vertigo, nystagmus

SY tract - ipsi horner’s

nuc ambiguus - dysarthria, dysphagia

Question 6

what is horner’s syndrome

Answer 6

horner’s syndrome
- anhydrosis
- ptosis
- myosis
- exopthalmos

Question 7

discuss cerebellar stroke

Answer 7

alw ispi

UMN but hypotonia and coordination probs