CPC brainstem

Question 1

24 y/o F neck pain, cant speak or swallow, decrease pin prick in L face and right arm and leg, dizzy nauseous vomiting, poor coordination with left arm, unsteady on her feet. CN2 pupils are different sizes, left ptosis, right beating nystagmus, uvula deviates to the right, unsteady gait, intention tremor with left arm, heel shin issue, postitve romberg

Answer 1

CN10 left motor, CN5 L spinal trigeminal nucleus, STT L, Left CN3, L Vestibular, left cerebellum

Medulla: inferior cerebellar peduncle, Nucleus ambiguous, STT

Question 2

what supplies anteromedial territory of medulla

Answer 2

vertebral, anterior spinal

Question 3

what supplies lateral medulla

Answer 3

pica

Question 4

what artery is at risk of no blood from vertebral occlusion

Answer 4

pica

Question 5

31 y/o F progressive headache, blurry vision, nausea, MMSE 25/30, papilledema, ct shows hydrocephalos and calcifications, MR shows obstruction in 4th ventricle

Answer 5

Neurocysticercosis- caused by tape worm