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. 2011 Mar 25;108(12):197–204. doi: 10.3238/arztebl.2011.0197

b) Functional anatomy of the cerebellum with regard to oculomotor disturbances and nystagmus.

Location of damage Typical findings
Flocculus/Paraflocculus Saccadic pursuit, downbeat nystagmus, rebound nystagmus, impaired visual fixation of the vestibulo-ocular reflex (VOR)
Nodulus/uvula Central positional nystagmus, periodic alternating nystagmus
Vermis/fastigial nucleus Hypermetric or hypometric saccades