nystagmus Flashcards
1
Q
seesaw?
A
parasellar or midbrain
2
Q
downbeat?
A
chiari I aka cervicomedullary jxn, cerebellar flocculus
3
Q
opscolonus? all directions
A
neuroblastoma (adrenals)
4
Q
periodic alternating
A
cerebellar nodulus or cervicomedullary jxn
5
Q
upbeat
A
cerbellum, medulla, midbrain
6
Q
spasmus nutans? 2
A
parasellar, hypothalamic is similar but usually no tumor
7
Q
gaze evoked nystagmus
A
cerebellum