Possible causes of<unk>  cerebellar<unk>  include varicella infection, as well as infection with influenza, Epstein-Barr virus, Coxsackie virus, Echo virus or mycoplasma.
Acute cerebellar ataxia of childhood
Post viral cerebellar ataxia
Encephalitis lethargica
Alternating hemiplegia of childhood
Bickerstaff brainstem encephalitis
Post-encephalitic parkinsonism
Juvenile primary lateral sclerosis
Chronic paroxysmal hemicrania