47-year-old female with a diagnosis of Multiple Sclerosis ,who suffers from progressive tetraparesis, more pronounced in the lower extremities. Her treatment included mitoxantrone and Interferon-beta treatment, both were discontinued because of side effects. Her movement difficulties, due to the left lower limb rigidity, are increasing progressively.

71-year-old female developed progressive dysarthria and dysphagia. Her doctor describes her speech difficulty as “Spastic dysarthria with slow and nasal speech" and noticed decreased mobility in the tongue and palate. She underwent multiple investigations and started Rilutek. The differential diagnosis of isolated swallowing and speaking difficulties include: Early motor neuron disease, Cranial neuropathies, Myopathies, Neuromuscular junction disorders and Neurodegenerative movement disorders.