A 45 year old male with a history of alcohol dependence presents with confusion, nystagmus and ataxia. Examination reveals 6th cranial nerve weakness. He is most likely to be suffering from:
High-Yield Explanation
Wernicke encephalopathy is characterised by a triad of confusion, ophthalmoplegia and ataxia in an alcoholic patient Ref : Harrison's Principles of Internal Medicine 21st ed