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Flashcards in Path V Deck (50)
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1

what is the ring around infarcts seen microscopically around 2-3 weeks after incident

grnaulation tissue

2

what is the syndrome called with posterior inferior cerebellar artery syndrome

lateral medullary syndrome
wallenberg

3

Sx lateral medullary sydrome

loss of pain and temp on contra side
ipsi face
diagnostic!!!!!!!

4

what tract is damaged in lateral medullary syndrome causing loss of pain and temp to contra body

spinothalamic tract

5

what part of brain is damaged in lateral medullary syndrome that causes ataxia

cerebellum or inferior cerebellar peduncle

6

what fibers can be damaged in lateral medullary syndrome that lead to horner like signs

hypothalamiospinal fibers

7

what nuclei involvement can cause nystagmus vertigo and nausea and vomiting

deiters nucleus and vestibular nuclei

8

what is a very bad complicaiton lateral medullary syndrome

increased P in posterior fossa that can cause tonsillar herniation affecting the respiratory center

9

what causes the fatal gastroeneteritis with lateral medullary syndrome

if vesticular and deitersnuclei involved

10

onset lateral medullary syndrome assoc with what

severe vertigo

11

widespread white matter hemorrhages

bone marrow embolization

12

what can cause bone marrow embolizaiton

long bone fractures cause embolie

13

widespread white matter hemorrhages are seen in bone marrow embolization and what type

fat emboli
like in burn patient

14

TIA

transient ischemic attack

15

TIA lasts how long

1 hr leaves small infarcts

16

TIA important warning sign for what

stroke

17

majority strokes caused by

HTN, antigoagulatns, subarachnodi hemorrhage

18

HTN causes hemorrhage where

basalganglia area and thalamus and pons!

19

hemorrhagic stroke occurs in what aa

lenticulostriate and recurrent a of heubner
both from MCA

20

why do many patients with same stroke origination present differently

collateral circulation

21

striatum

caudate and putamen

22

lentiform nucleus

putamen and globus pallidus

23

recurrent a of heubner suplies what

caudate head and ant putamen and globus pallidus

24

all inputs basal ganglia arrive via what

striatum and nuc accumbens

25

outputs of basal ganglia leav how

internal segment globus palludus
close to substantia nigra pars reticulata

26

basal ganglia control what

general motor control
eye movements
cognitive functions
emotional functions

27

pure motor stroke

contra pons or internal capsule

28

pure sensory stroke

contra thalamus

29

MCA syndrome

hemiparesis face and arm >leg
aphasia
sensory loss
hemianopia
eye deviation

30

ACA syndrome

lower extremity weakness, sensory loss, incontinence