D2I2.
neurological

Korsakoff syndrome

Korsakoff (KS) is a disorder of the central nervous system characterized by amnesia, deficits in explicit memory, and confabulation. This disorder is caused by a of (vitamin B1) in the brain, and it is typically associated with and exacerbated by the prolonged, excessive of alcohol. Korsakoff syndrome is often accompanied by Wernicke ; this combination is called Wernicke–Korsakoff syndrome.

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Plain-language summary adapted from Wikipedia. Not medical advice.