This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The removal of the myelin sheath from a nerve fibre, normally as a result of disease

n. loss of the myelin covering of some nerve fibers resulting in their impaired function

"One risk is that the cerebral edema induced by the hypo-osmolality is clearly a bad thing and should not be allowed to persist and worsen and on the other hand there is the somewhat mysterious spectre of osmotic demyelination which is typically referred to by one of it forms namely central pontine myelinolysis."

degenerative disorder   

demyelinate   

cataplasm    fibrinolysis    point    supersensitiveness    proteolysis