Cerebral Arteries

Question 1

Where are the watershed areas of the brain?

Answer 1

Between 1. ACA and MCA

2. PCA and MCA

Question 2

Wedge shaped infarc in a patient who is hypoxic?

Answer 2

Infarc to watershed areas

Question 3

Contralateral paralysis and loss of sensation of the lower limb?

Answer 3

ACA

Question 4

Contralateral paralysis and loss of sensation of the Upper limb and Aphasia?

Answer 4

MCA

Question 5

A patient with unmanaged HTN that has contralaleral hemiparesis?

Answer 5

Lenticulostriate artery

Question 6

Contralateral hemiparesis+ipsilateral hypoglossal dysfunction

Answer 6

Medial Medullary Syndrome=>ASA

Question 7

Decreased Pain and Temp on the ipsilateral face and contralateral body

Decreased Gag reflex, dysphagia, hoarseness and ipsilateral horner’s syndrome?

Answer 7

Lateral Medullary (Wallenberg) syndrome PICA “Don’t PICA Horse that can’t eat”

Question 8

Paralysis of the face and decreased lacrimation and salivation

Answer 8

Lateral Pontine Syndrome AICA Facial Droop means AICA’s pooped

Question 9

Contralateral Hemianopia with macular sparing?

Answer 9

PCA

Question 10

Loss of everything except eyes (Locked in syndrome)

Answer 10

Basilar Artery

Question 11

Aneurysm of Anterior Communicating=> Symptoms?

Answer 11

Visual Field Defects via compression of optic chiasm

Question 12

Complication of Anterior Commucating

Answer 12

Subarachnoid hemmorhage

Question 13

CN3 palsy with an aneursym?

Answer 13

Posterior Communicating

Question 14

Cerebral Perfusion is primarily driven by; In severe situations what takes over?

Answer 14

Pco2 PO2

Question 15

CPP?

Answer 15

CPP=MAP-ICP

Question 16

What is this?

Answer 16

Saccular Aneurysm

Question 17

All major Blood vessels are located in the?

Answer 17

Subarachnoid Space

Question 18

HTN patients with stroke should look at what artery?

Answer 18

Leticulostriate artery

Question 19

What are two reasons why saccular aneurysms occur?

Answer 19

ADPKD and Ehlers Danlos Syndrome

Question 20

Epidural Hematoma is associated with middle meningeal artery, where is this from?

Answer 20

maxillary artery

Question 21

Subdural Hematoma CT?

Answer 21

Cresent Shaped

Question 22

Epidural CT?

Answer 22

Lens shaped

Question 23

Bleed at the bottom of the brain with Bloody or yellow (xanthochromic) spinal tap. 2–3 days

Answer 23

Subarachnoid hemorrhage

Question 24

worst headache of my life?

Answer 24

Subarachnoid hemorrhage

Question 25

Intraparenchymal (hypertensive) hemorrhage that involves the Charcot-Bouchard aneurysm of lenticulostriate vessels most commonly occurs? How about Intracerebral hemorrhage?

Answer 25

basal ganglia ; Same

Question 26

Irreversible damage occurs after?

Answer 26

5 minutes of hypoxia.

Question 27

Most easily damaged places in the brain?

Answer 27

hippocampus, neocortex (3, 5, 6)

Question 28

Compared to MI 1 Day 1 month 1 year, what is different?

Answer 28

Earliest Change?=\>Red Neuron After 1 month=\>Gliosis and cyst formation

Question 29

Use of tPA can lead to?

Answer 29

Risk of hemorrhage

Question 30

numbness and tingling that resolves in minutes?

Answer 30

TIA Tx: with aspirin

Question 31

In thrombotic stroke MC site? Red or Pale Stroke?

Answer 31

MCA; Pale

Question 32

In embolic stroke MC site? Red or Pale Stroke?

Answer 32

Red Embolic strokes are lysed=\>red