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Neuro > Effects of Strokes > Flashcards

Effects of Strokes Flashcards

1
Q

Most common site of berry aneurysm

A

bifurcation of the Ant comm a.

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2
Q

Rupture of berry aneurysm ==>

A

SAH “worst headache of my life” or hemorrhagic stroke

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3
Q

Diseases associated with berry aneurysms

A

ADPKD, Ehlers-Danlos, Marfan’s

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4
Q

Risk factors for berry aneurysms

A

Advanced age, hypertension, smoking, race (higher in blacks)

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5
Q

Associated with chronic hypertension; affects small vessels (e.g. in basal ganglia, thalamus - lenticulostriate arteries)

A

Charcot-Bouchard microaneurysm

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6
Q

Problems with aneurysms

A

compression (on optic chiasm –> bitemporal hemianopia; or other mass effects); stasis of blood –> embolize; spontaneous rupture –> interruption of blood flow/blood –> CSF –> HA

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7
Q

C/L paralysis and loss of sensation of upper limb and face

Aphasia - VESSEL

A

LEFT (dominant) MCA

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8
Q

C/L paralysis and loss of sensation of upper limb and face

Hemineglect - VESSEL

A

RIGHT (nondominant) MCA

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9
Q

C/L paralysis and loss of sensation of lower limb - VESSEL

A

ACA

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10
Q

C/L hemiparesis/hemiplegia - VESSEL

A

Lateral striate artery - common location of lacunar infarcts secondary to unmanaged HTN

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11
Q

C/L paralysis and loss of sensation of upper limb and face

Aphasia - LOCATION

A

Motor cortex and Sensory cortex of upper limb and face; (LEFT/DOM) temporal lobe (Wernicke’s) and frontal lobe (Broca’s)

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12
Q

C/L paralysis and loss of sensation of upper limb and face

Hemineglect - LOCATION

A

Motor cortex and Sensory cortex of upper limb and face; (RIGHT/NONDOM) temporal lobe and frontal lobe

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13
Q

C/L paralysis and loss of sensation of lower limb - LOCATION

A

Motor cortex and Sensory cortex of lower limb

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14
Q

C/L hemiparesis/hemiplegia - LOCATION

A

Striatum, internal capsule

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15
Q

C/L hemiparesis of lower limb
DECREASE C/L proprioception
I/L hypoglossal dysfunction (tongue dev. I/L) - VESSEL

A

ASA of posterior circulation

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16
Q

C/L hemiparesis of lower limb
DECREASE C/L proprioception
I/L hypoglossal dysfunction (tongue dev. I/L) - LOCATION

A

Lateral corticospinal tract
Medial lemniscus
Caudal medulla (CN XII)

17
Q

C/L hemiparesis of lower limb
DECREASE C/L proprioception
I/L hypoglossal dysfunction (tongue dev. I/L)

A

Medial medullary syndrome - caused by infarct of paramedian branches of ASA and vertebral arteries

18
Q

Medial medullary sydnrome

A

C/L hemiparesis of lower limb
DECREASE C/L proprioception
I/L hypoglossal dysfunction (tongue dev. I/L)
Caused by infarct of paramedial branches of ASA and vertebral arteries

19
Q 
Vomiting, vertigo, nystagmus
DECREASE pain and temp to limbs/face
Dysphaia
Hoarseness
DECREASED gag rflex
I/L Horner's syndrome
Ataxia
Dysmetria (under/over reaching) - VESSEL
A

PICA of posterior circulation

20
Q 
Vomiting, vertigo, nystagmus
DECREASE pain and temp to limbs/face
Dysphaia
Hoarseness
DECREASED gag rflex
I/L Horner's syndrome
Ataxia
Dysmetria (under/over reaching) - LOCATION
A

LATERAL MEDULLA - vestibular nuclei, lateral spinothalamic tract, spinal trigeminal nucleus, nucleus ambiguus, sympathetic fibers,
INFERIOR cerebellar peduncle (last 2 symptoms)

21
Q

Lateral medullary (Wallenberg’s) syndrome

A 
Vomiting, vertigo, nystagmus
DECREASE pain and temp to limbs/face
Dysphaia
Hoarseness
DECREASED gag rflex
I/L Horner's syndrome
Ataxia
Dysmetria (under/over reaching)
22
Q

Nucleus ambiguus effects + other stuff

A

PICA

23
Q 
Vomiting, vertigo, nystagmus
Paralysis of face
DECREASED lacrimation, salivation, taste ant 2/3 tongue, corneal reflex
DECREASED pain/temp of face
I/L DECREASED hearing 
I/L Horner's syndrome
Ataxia
Dysmetria - VESSEL
A

AICA of posterior circulation

24
Q 
Vomiting, vertigo, nystagmus
Paralysis of face
DECREASED lacrimation, salivation, taste ant 2/3 tongue, corneal reflex
DECREASED pain/temp of face
I/L DECREASED hearing 
I/L Horner's syndrome
Ataxia
Dysmetria - LOCATION
A

LATERAL PONS - Cranial nerve nuclei; vestibular nuclei, facial nucleus, spinal trigeminal nucleus, cochlear nuclei, sympathetic fibers
MIDDLE/INF CEREBELLAR PEDUCLES ( last 2 symp)

25
Q

Lateral pontine syndrome

A

AICA of posterior circulation

26
Q

Facial droop means

A

AICA’s pooped

27
Q

Don’t PICA horse(ness) that

A

can’t eat (dysphagia)

28
Q

C/L hemianopia with macular sparing - vessel

A

PCA or posterior circulation

29
Q

C/L hamianopia with macular sparing - location

A

Occipital cortex, visual cortex

30
Q

Visual field defects

A

AComm - common site of saccular (berry) aneurysm –> impingement on CNs.

31
Q

CN III palsy (eye “down an out” with ptosis and pupil DILATION)

A

PComm - common site of saccular (berry) aneurysm

Neuro (8 decks)

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