system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
A 48-year-old man is brought to the emergency department after he was found in a stuporous state with a small cut on his forehead on a cold night in front of his apartment. Non-contrast head CT is normal, and he is monitored in the emergency department. Twelve hours later, he yells for help because he hears the wallpaper threatening his family. He also has a headache. The patient started drinking regularly 10 years ago and consumed a pint of vodka prior to admission. He occasionally smokes marijuana and uses cocaine. His vital signs are within normal limits. On mental status examination, the patient is alert and oriented. He appears markedly distressed and is diaphoretic. A fine digital tremor on his right hand is noted. The remainder of the neurological exam shows no abnormalities. Urine toxicologic screening is pending. Which of the following is the most likely diagnosis?
assistant
Alcoholic hallucinosis