VascularLesionsBrainstem

Question 1

medial medullary syndrome - artery

Answer 1

paramedian branches of anterior spinal arteries (caudally)
vertebral arteries (rostrally)

Question 2

Medial medullary syndrome - damage;

Answer 2

hypoglossal nucleus and nerve
medial lemniscus
pyramid

Question 3

wallenberg’s syndrome

Answer 3

lateral medullary syndrome

Question 4

lateral medullary syndrom; artery

Answer 4

wallenberg’s syndrome

PICA

Question 5

lateral medullary syndrome; damage

Answer 5

long tract;
STT
descending sympathetic fibers
CN and other signs';
nucleus ambiguus
vagus & glossopharyngeal nerves
vestibular nuclei
cochlear nuclei
solitary nuclei
Inferior Cerebellar peduncle (ipsi ataxia)

Question 6

medial pontine syndrome

Answer 6

paramedian branches of basilar artery, ventral and dorsal branches

Question 7

medial pontine syndrom BASAL PONS; damage

Answer 7

Corticospinal/Corticalbulbar (longitudinal pontine fibers)
Abducens nerve fibers (exiting below long p fibers)
Pontine Nuclei/Transv Pontine fibers (contralat ataxia)

Question 8

medial pontine syndrome TEGMENTUM (& BASAL PONS)

Answer 8

Tegmentum;
Medial Lemniscus
Facial motor nuc
Abducens nuc
Paramedian Pontine Reticular Formation (ipsi lat horizontal gaze paralysis and internuclear opthalmoplegia)

Corticospinal/Corticalbulbar (longitudinal pontine fibers)
Abducens nerve fibers (exiting below long p fibers)
Pontine Nuclei/Transv Pontine fibers (contralat ataxia)

Question 9

Lateral caudal pontine syndrom; artery

Answer 9

AICA or

circumferential branches of the basilar artery

Question 10

lateral caudal pontine syndrome; damage

Answer 10

STT
descending symp fibers
Facial nuc and fibers
Spinal nuc and tract of V
Vestibulocochlear nerve/nuclei
Middle cerebellar peduncle

Question 11

lateral mid-rostral pontine syndrome; artery

Answer 11

circumferential br of basilar

Question 12

lateral mid-rostral pontine syndrome; damage

Answer 12

STT
descending symp fibers
Chief sens nuc of V
motor nuc of V
mesencephalic nuc & tract of V
Trigeminal nerve
Middle cerebellar peduncle

Question 13

Weber’s Syndrome

Answer 13

basal midbrain syndrome

Question 14

basal midbrain syndrome; artery

Answer 14

Weber’s syndrome
short penetrating paramedian br from basilar
PCA

Question 15

basal midbrain syndrome; damage

Answer 15

(Weber’s Syndrome)
Corticospinal tract (in cerebral peduncle)
Corticobulbar tract
Oculomotor nerve

Question 16

tegmentum+basal midbrain syndrome

Answer 16

benedikt’s syndrome

Question 17

tegmentum+basal midbrain syndrome; artery

Answer 17

lat and paramedian br of basilar and PCA

Question 18

tegmentum+basal midbrain syndrome; damage

Answer 18

Corticospinal & Corticobulbar
Sup Cerebellar Peduncle
Red Nucleus
Medial Lemniscus
Oculomotor nerve
Substantia Nigra, Basal Ganglia (invol mvmt)