An alcoholic addicted presents in an emergency with irrelevant talking & disoriented to time, place and person. There is h/o not taking alcohol from last 3 days & no head injury. He also has a visual hallucination. The diagnosis -: (A) Dementia praecox, (B) Delirium tremens, (C) Schizophrenia, (D) Korsakoff psychosis
Answer is B. Disorientation and visual hallucinations after 3 days of alcohol abstinence, in an alcoholic, suggest the diagnosis of delirium tremens.