Common Visual Dysfunction Post-CVA

Question 1

CN II nuclei and associated CNS areas

Answer 1

• refractive errors: myopia, hyperopia, astigmatism

- blurry vision, HA, dizziness

Question 2

CN II and various regions of visual tract, visual cortex

Answer 2

• impaired accommodation
• blurry vision, HA, dizziness
• visual field losses

Question 3

cerbellum

Answer 3

• impaired pursuits and saccades
• diplopia
• dizziness, nausea, balance difficulties

Question 4

CN III, IV, VI, II nuclei and associated CNS areas

Answer 4

• ptosis
• ocular motility disturbance: diplopia, visual distortions, dysconjugate gaze, impaired vergence
• dizziness, nausea, balance difficulties

Question 5

ophthalmic artery

Answer 5

retina and extra-cranial optic nerve

Question 6

ACA, anterior communicating artery, superior hypophyseal artery

Answer 6

intracranial optic nerve and optic chiasm

Question 7

posterior communicating artery, anterior choroidal artery

Answer 7

optic tract

Question 8

MCA and PCA

Answer 8

optic radiation

Question 9

ant and post choroidal arteries

Answer 9

LGN

Question 10

PCA

Answer 10

primary visual cortex