331.7 Cerebral degeneration in diseases classified elsewhere
Code first underlying disease, as:
alcoholism (303.0-303.9)
beriberi (265.0)
cerebrovascular disease (430-438)
congenital hydrocephalus (741.0, 742.3)
neoplastic disease (140.0-239.9)
myxedema (244.0-244.9)
vitamin B12 deficiency (266.2)
Excludes: cerebral degeneration in:
Jakob-Creutzfeldt disease (046.11-046.19)
progressive multifocal leukoencephalopathy (046.3)
subacute spongiform encephalopathy (046.1)
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