<prompt> An alcoholic patient with chronic thiamine deficiency shows CNS manifestations, and also show memory loss and confabulatory psychosis, is suffering from:Wernickes encephalopathy.Wernicke- korsa koff syndrome.Menkes syndrome.Wilsons disease.  <response>: Alcoholic patients with chronic thiamin deficiency shows CNS manifestations known as Wernickes encephalopathy, which consists of horizontal nystgmus, opthalmoplegia, cerebral ataxia and mental impairment.Along with the above-mentioned symptoms, if there is loss of memory and confabulatory psychosis, it is known as Wernicke-Korsa Koff Syndrome. 