Vascular Insufficiency Syndromes

Question 1

What is the main blood supply to the cortex?

Answer 1

Middle Cerebral A

Question 2

Contralateral paralysis involves what?

Answer 2

Brodmann’s areas 4 (precentral gyrus)

Question 3

Aphasia is damage to what area?

Answer 3

Broca’s Speech Area (Brodmann’s areas 45 and 44)

Question 4

Sensory loss only involves what?

Answer 4

Anterior limb of internal capsule

Question 5

Motor loss only involves what?

Answer 5

Posterior limb of internal capsule

Question 6

What syndrome involves an occlusion of the posterior inferior cerebellar a?

Answer 6

PICA Syndrome (Wallenberg or lateral medullary)

Question 7

Dysphagia, Ataxia, Ipsilateral Horner’s syndrome produces what symptoms?

Answer 7

Ipsilateral loss of pain and temperature in face

Contralateral loss of pain and temperature of body below head

Question 8

What syndrome involves the occlusion of vertebral A?

Answer 8

Medial Medullary syndrome

Question 9

What symptoms are seen with medial medullary syndrome?

Answer 9

Contralateral spastic hemiplegia

Loss of touch, vibration, and pressure

Question 10

What syndrome is involved with the occlusion of blood supply to dorsal midbrain?

Answer 10

Clause’s Syndrome

Question 11

What symptoms are found with clause’s syndrome?

Answer 11

Ipsilateral CN III Palsy

Contralateral Ataxia and tremor

Question 12

What syndrome is involved with the occlusion of the perforating branches of posterior cerebral A?

Answer 12

Weber (aka medial midbrain) Syndrome

Question 13

What symptoms are found with weber’s syndrome?

Answer 13

Contralateral spastic paralysis

Ipsilateral CN III weakness