Strokes

Question 1

MCA // ruptured MCA saccular aneurysm

Answer 1

CL
UE paralysis + sensory loss 
Face too
Aphasia if involves dominant sphere
Hemi-neglect if non-dominant (usually R)

Question 2

ACA

Answer 2

CL

LE paralysis + sensory loss

Question 3

Lenticulo-striate artery

Answer 3

Aka lacunar infarct (HTN) - affects striatum + int capsule
CL
Paralysis and/or sensory loss - face and BODY

Question 4

Anterior spinal art: lateral corticospinal tract

Answer 4

CL

UE + LE paralysis

Question 5

Ant spinal art: medial lemniscus

Answer 5

CL - decreased proprioception

Question 6

Ant spinal art: caudal medulla (hypoglossal nerve)

Answer 6

Tongue dev ipsi

Question 7

PICA

Answer 7

Lateral medulla affected
Ipsi face, CL body - lose pain/temp
Nucleus ambiguus unique to this stroke - *hoarsness + dysphagia*
Vomiting, vertigo, nystamus
Decreased gag reflex
Ispi Horner

Question 8

AICA - lateral pons

Answer 8

FACIAL PARALYSIS (facial droop specific)
Face - ipsi loss pain/temp
Body - CL loss pain/temp
Decrease tears, saliva
Decrease taste ant 2/3 tongue

Question 9

AICA - middle/inf cerebellar peduncles

Answer 9

Inputs into cerebellum

Ataxia, lack coordination

Question 10

Basilar art

Answer 10

Quadriplegia w/ consciousness

“Locked in syndrome”

Question 11

Post cerebral art

Answer 11

CL hemianopia w/ macular sparing
B/c affects occipital cortex (visual)
“Can’t recognize faces”

Question 12

Ruptured ant communicating art saccular aneurysm

Answer 12

Bitemporal hemianopia b/c compresing optic chiasm

ACA distribution if goes ischemic

Question 13

Ruptured post communicating art saccular aneurysm

Answer 13

Ispi CN 3 palsy
Blown pupil
Down+out eye (ptosis)