Alcoholic dementia Coloured magnetic resonance imaging MRI scan of the brain of a patient with alcoholic dementia The brain has atrophied shrunk shown by the enlarged gap black between the brain and the skull Alcoholic dementia is caused by excessive alcohol drinking over a prolonged period It causes memory loss confusion impaired judgement and personality changes If caught at an early stage the dementia can be reduced or even reversed if the patient abstains from alcohol and has a healthy diet supplemented with vitamin B
