**Question:** Not a feature of Korsakoff Psychosis is

A. Alcohol withdrawal symptoms
B. Memory impairment
C. Anxiety and mood disorders
D. Delirium tremens

**Core Concept:**

Korsakoff psychosis is a type of subtype of dementia that occurs as a complication of alcohol abuse or severe malnutrition. It is characterized by persistent memory impairment, confabulation (involuntary invention of events), and anterograde amnesia (inability to form new memories). The condition is often associated with Wernicke encephalopathy, a condition characterized by confusion, tremors, and ophthalmoplegia (involuntary eye movements).

**Why the Correct Answer is Right:**

Alcohol withdrawal symptoms (option A) are not a feature of Korsakoff psychosis. While alcohol abuse can lead to Wernicke encephalopathy, the core symptoms of Korsakoff psychosis are memory impairment, confabulation, and anterograde amnesia.

**Why Each Wrong Option is Incorrect:**

B. Memory impairment is a defining feature of Korsakoff psychosis, so it is not a correct answer.
C. Anxiety and mood disorders (C) are not specific to Korsakoff psychosis, and the condition primarily focuses on memory and cognitive impairment.
D. Delirium tremens (D) is a severe form of alcohol withdrawal, which can lead to Wernicke encephalopathy but is not directly related to Korsakoff psychosis.

**Clinical Pearl:**

Korsakoff psychosis is a crucial concept in understanding the consequences of alcohol abuse, particularly in the context of associated conditions like Wernicke encephalopathy. It highlights the importance of recognizing and treating the underlying cause (alcohol abuse or severe malnutrition) before focusing on managing the specific symptoms, as proper treatment of the cause can prevent or ameliorate the development of Korsakoff psychosis.