Sign of a variety of disease processes; not a diagnosis in itself
Isolated lesion of cerebellum is NOT the most common cause
Must distinguish between motor (cerebellar) and sensory (cord, peripheral nerves)<unk> 
Sensory<unk>  may be compensated to a degree with visual sensory information
Sensory<unk>  may be compensated to a degree with visual sensory information
Ataxia
Systemic conditions
Dysphonia
Intoxications with diminished alertness
Dysphagia
Ethanol
Diplopia
Sedative/hypnotic toxicity