Of particular note,<unk>  symptoms precede the diagnosis of the underlying cancer in the majority of cases, and often present insidiously and progress rapidly for weeks to months to a severely disabled state followed by a variable plateau period that can last for months to years. Therefore, newly developing<unk>  ataxia should always prompt proper diagnostic measures to exclude<unk> .
Paraneoplastic cerebellar degeneration
Post viral cerebellar ataxia
Post-encephalitic parkinsonism
CMV polyradiculomyelopathy
Juvenile primary lateral sclerosis
Vascular myelopathy
Demyelinating disease
Malignant multiple sclerosis