Substance Use Disorders Practice Questions

Q: The term 'Cold Turkey' is used to denote which of the following cessation methods?

Abrupt cessation of substance use. ***Correct Option A: Abrupt cessation of substance use*** - "Cold Turkey" refers to the sudden and complete stopping of an addictive substance, contrasting with a gradual reduction. - This method often leads to intense and rapid onset of **withdrawal symptoms**, which are likened to the goosebumps and pallor resembling a plucked turkey. *Incorrect Option B: Consumption of a substance* - This option refers to the act of using a substance, which is the opposite of cessation. - The term "cold turkey" specifically describes a method of stopping, not consuming. *Incorrect Option C: Gradual withdrawal of substance use* - Gradual withdrawal involves slowly reducing the dose of a substance over time to minimize withdrawal symptoms. - This is a planned and controlled process, unlike the abrupt and sudden nature of "cold turkey." *Incorrect Option D: A place to withdraw from a substance in a group* - This describes a facility or support group for withdrawal but does not define the *method* of cessation. - The term "cold turkey" is about the *manner* of stopping, not the location or social context.

Q: All are true of opioid withdrawal, except:

Hallucinations. ***Hallucinations*** - **Hallucinations** are not a typical symptom of uncomplicated opioid withdrawal. While severe delirium or co-occurring psychiatric conditions might involve them, they are generally absent in opioid cessation alone. - Opioid withdrawal is characterized by physical symptoms, and psychotic features like hallucinations are more common in withdrawal from substances such as alcohol or benzodiazepines. *Nausea* - **Nausea** and vomiting are very common gastrointestinal symptoms experienced during opioid withdrawal due to widespread opioid receptor effects in the gut and brainstem. - The abrupt cessation of opioid agonists leads to an overactivity of systems previously suppressed by the drug, resulting in GI distress. *Piloerection* - **Piloerection**, or "goosebumps," is a classic sign of opioid withdrawal, often referred to as "cold turkey" because of the resemblance to plucked poultry skin. - This symptom results from dysregulation of the autonomic nervous system as the body attempts to adapt to the absence of opioids. *Yawning* - **Yawning** is a very common early and persistent symptom of opioid withdrawal, thought to be related to changes in neurotransmitter levels in the brain, particularly those regulating arousal and sleep-wake cycles. - Excessive yawning is a characteristic sign often observed within hours of the last opioid dose, accompanying other autonomic symptoms.

Q: Key symptom in alcohol withdrawal syndrome is:

Tremors. ***Tremors*** - Tremors are one of the **earliest and most common symptoms** of alcohol withdrawal, often appearing within 6-12 hours after the last drink. - They are a classic manifestation of **autonomic hyperactivity** due to the sudden cessation of chronic alcohol's depressant effects. *Sleep disturbance* - While **insomnia and disturbed sleep** are very common in alcohol withdrawal, they are generally less specific and often accompany other symptoms. - Sleep disturbances are a consequence of the overall nervous system dysregulation, not typically the single "key" defining symptom in isolation. *Visual hallucinations* - **Visual hallucinations** can occur in alcohol withdrawal, particularly in more severe forms like **alcoholic hallucinosis**, often appearing 12-24 hours after cessation. - However, they are not as ubiquitous or as early-onset as tremors, making tremors a more fundamental "key" symptom. *Delirium* - **Delirium (Delirium Tremens)** is the most severe and life-threatening form of alcohol withdrawal, characterized by confusion, disorientation, agitation, and profound autonomic instability. - It usually develops later (48-96 hours after cessation) and is an extreme manifestation, whereas tremors are a more universal and initial sign across milder to severe withdrawal.

Q: Which substance is most commonly associated with experiencing a 'bad trip'?

LSD. ***LSD*** - **Lysergic acid diethylamide (LSD)** is a potent **hallucinogen** known for causing profound alterations in perception, mood, and cognitive processes. - The subjective experience can be highly dose-dependent and influenced by the user's mindset and environment (**set and setting**), making **"bad trips"** with intense anxiety, paranoia, and terrifying hallucinations relatively common. *Cocaine* - **Cocaine** is a **stimulant** that primarily causes euphoria, increased energy, and alertness, but can lead to anxiety, paranoia, and psychosis at high doses or with chronic use. - While unpleasant psychological effects can occur, they are generally not categorized as a "bad trip" in the same hallucinatory sense as with LSD. *Cannabis* - **Cannabis** can induce feelings of relaxation and altered perception, but in some individuals, especially with high doses or edibles, it can trigger **anxiety**, **paranoia**, and occasionally **acute psychosis**. - Although these experiences can be very distressing, they typically lack the profound dissociative and hallucinatory intensity associated with an LSD "bad trip." *Heroin* - **Heroin** is an **opioid** that primarily produces euphoria, pain relief, and sedation. - Its main risks include **respiratory depression**, overdose, and withdrawal symptoms, rather than the perceptual and psychological disturbances characterized as a "bad trip."

Q: Which of the following statements about alcoholic dependence syndrome is false?

No tolerance. ***No tolerance*** - This statement is **false** because **tolerance** to alcohol is a common and defining feature of **alcoholic dependence syndrome**. Individuals with alcohol dependence often need to consume increasingly larger amounts of alcohol to achieve the desired effect. - The development of tolerance is a neuroadaptive response to chronic alcohol exposure, where the brain adjusts to the presence of alcohol, leading to diminished effects over time. *Withdrawal symptoms* - This statement is **true**. **Withdrawal symptoms** are a hallmark of alcoholic dependence syndrome, occurring when alcohol consumption is reduced or stopped after prolonged heavy use. - These symptoms can range from tremors and anxiety to seizures and delirium tremens, indicating the body's physical adaptation to alcohol. *CAGE questionnaire is used for screening* - This statement is **true**. The **CAGE questionnaire** is a widely used and effective screening tool for identifying potential alcohol problems, including dependence. - The acronym CAGE stands for "Cut down," "Annoyed," "Guilty," and "Eye-opener," referring to questions about controlling drinking, being annoyed by criticism of drinking, feeling guilty about drinking, and needing a morning drink. *Physical dependence* - This statement is **true**. **Physical dependence** is a core component of alcoholic dependence syndrome, characterized by the body's adaptation to chronic alcohol exposure. - This adaptation leads to the development of withdrawal symptoms when alcohol intake is reduced or ceased, clearly demonstrating a physical reliance on the substance.

Q: What is the first-line treatment for acute alcohol withdrawal?

Diazepam. ***Diazepam*** - **Benzodiazepines** like diazepam are the first-line treatment for acute alcohol withdrawal due to their ability to **potentiate GABAergic inhibition**, thereby counteracting the excitatory CNS state. - They effectively reduce symptoms such as **tremors**, **agitation**, and prevent severe complications like **seizures** and **delirium tremens**. *Bupropion* - **Bupropion** is an antidepressant that works as a **norepinephrine-dopamine reuptake inhibitor** and is used for depression and smoking cessation. - It is **contraindicated** in alcohol withdrawal due to its potential to **lower the seizure threshold**, which is already elevated in withdrawal. *Disulfiram* - **Disulfiram** is used as an **aversion therapy** for alcohol use disorder by blocking acetaldehyde dehydrogenase, leading to unpleasant symptoms if alcohol is consumed. - It is **not used** for the treatment of **acute withdrawal symptoms** and should only be initiated once the patient is fully detoxified. *Acamprosate* - **Acamprosate** is used for the **maintenance of abstinence** in alcohol-dependent individuals by modulating glutamatergic activity. - It does **not treat acute withdrawal symptoms** but rather helps reduce cravings and relapse rates in the post-detoxification phase.

Q: What is the most common illicit drug that causes dependence?

Cannabis. ***Cannabis*** - **Cannabis** is the most widely used illicit drug globally, and despite common misconceptions, it can certainly lead to **cannabis use disorder** characterized by dependence. - The high prevalence of its use contributes to it being the illicit drug that most commonly causes clinical dependence, as a larger user base means more individuals will develop problematic use patterns. *Cocaine* - While cocaine is known for its **highly addictive potential** and rapid development of dependence, its overall prevalence of use is lower than cannabis. - The intense psychological dependence associated with cocaine can lead to severe withdrawal symptoms and compulsive drug-seeking behavior. *Heroin* - **Heroin**, an opioid, is highly addictive, causing both **physical and psychological dependence** very quickly due to its potent effects on the brain's reward system. - However, its illicit use is less widespread compared to cannabis, making it responsible for fewer overall cases of dependence. *Amphetamine* - **Amphetamines** also have a high potential for **psychological dependence**, leading to compulsive use and significant withdrawal symptoms upon cessation. - Like cocaine and heroin, the overall number of people who use amphetamines illicitly is significantly lower than those who use cannabis.

Q: A 55-year-old chronic alcoholic male, presented with irrelevant talks, tremor and sweating. He had his last drink 3 days back. What is the probable diagnosis?

Delirium tremens. ***Delirium tremens*** - The presentation of **irrelevant talks**, **tremor**, and **sweating** in a chronic alcoholic who stopped drinking 3 days prior is highly characteristic of **delirium tremens**. - **Delirium tremens** is a severe form of acute **alcohol withdrawal**, typically occurring 2-4 days after the last drink, and involves extreme agitation, disorientation, hallucinations, and autonomic hyperactivity. *Korsakoff psychosis* - **Korsakoff psychosis** is a chronic neuropsychiatric syndrome associated with **thiamine deficiency**, often seen in chronic alcoholics. - It primarily presents with severe **anterograde and retrograde amnesia**, **confabulation**, and **apathy**, rather than acute, fluctuating consciousness and autonomic instability seen in delirium tremens. *Post-Acute withdrawal syndrome* - **Post-Acute Withdrawal Syndrome (PAWS)** involves persistent, milder symptoms that can last weeks or months after acute withdrawal. - Symptoms are generally less severe and acute than described, often including mood swings, anxiety, sleep disturbances, and cognitive impairment, not the acute delirium and autonomic overactivity presented. *Discontinuation syndrome* - **Discontinuation syndrome** refers to a cluster of symptoms that can occur after stopping or reducing certain medications, particularly antidepressants. - It is not directly related to alcohol withdrawal and typically presents with symptoms like dizziness, nausea, sensory disturbances, and flu-like symptoms.

Q: Which of the following is NOT a feature of Korsakoff syndrome?

Ataxia. ***Ataxia*** - While **ataxia** is a cardinal feature of **Wernicke encephalopathy** (part of the classic triad: confusion, ataxia, ophthalmoplegia), it is **not a primary defining feature** of **Korsakoff syndrome**. - Korsakoff syndrome is primarily characterized by **severe memory deficits** and **confabulation**. - Although ataxia may persist as a residual sign in some patients with Wernicke-Korsakoff syndrome, it is not considered a core diagnostic criterion for Korsakoff syndrome itself. - Among the given options, ataxia is the feature most appropriately classified as "NOT a feature" of Korsakoff syndrome in the classical sense. *Antegrade amnesia* - This is the **primary and most prominent feature** of Korsakoff syndrome, referring to the **severe inability to form new memories** after the onset of the condition. - Patients cannot retain information for more than a few seconds to minutes. - This profound deficit in new learning is the hallmark of the syndrome. *Retrograde amnesia* - This is also a **key feature**, indicating **impaired recall of memories** from before the onset of the condition. - Typically follows a temporal gradient, with recent memories more affected than remote ones. - The extent varies but can span several years prior to onset. *Confabulation* - This is a **highly characteristic symptom** of Korsakoff syndrome, where patients **unconsciously fabricate memories** to fill gaps in their recall. - These fabricated stories are not intentional lies but rather the brain's attempt to make sense of missing information. - Confabulations are often delivered with conviction but are inconsistent when the patient is asked again later.

Q: Which of the following is NOT a diagnostic criterion for drug dependence?

Early completion of tasks. ***Early completion of tasks*** - This is not a recognized diagnostic criterion for **drug dependence (substance use disorder)** according to standardized diagnostic manuals like the DSM-5. - While it might reflect an individual's productivity or efficiency, it has no direct link to the compulsive drug-seeking and use behaviors characteristic of dependence. *Tolerance* - **Tolerance** is a core criterion, defined as a need for markedly increased amounts of the substance to achieve intoxication or desired effect, or a markedly diminished effect with continued use of the same amount of the substance. - This indicates a physiological adaptation to the presence of the drug. *Withdrawal symptoms* - **Withdrawal symptoms** refer to the characteristic physiological and psychological symptoms that occur when a person stops or reduces their use of a substance after prolonged or heavy use. - The presence of a withdrawal syndrome or taking the substance (or a closely related one) to relieve or avoid withdrawal symptoms is a key diagnostic indicator. *Taking substance in larger amounts than intended* - This criterion reflects the **impaired control** over substance use, where the individual uses the substance more often or in larger quantities than they initially intended. - It demonstrates a loss of conscious regulation over drug intake, which is a hallmark of substance dependence.

Question 1

The term 'Cold Turkey' is used to denote which of the following cessation methods?

Accepted Answer

Abrupt cessation of substance use

Answer

Consumption of a substance

Answer

Gradual withdrawal of substance use

Answer

A place to withdraw from a substance in a group

Question 2

All are true of opioid withdrawal, except:

Accepted Answer

Hallucinations

Answer

Nausea

Answer

Piloerection

Answer

Yawning

Question 3

Key symptom in alcohol withdrawal syndrome is:

Accepted Answer

Tremors

Answer

Sleep disturbance

Answer

Visual hallucinations

Answer

Delirium

Question 4

Which substance is most commonly associated with experiencing a 'bad trip'?

Accepted Answer

LSD

Answer

Cocaine

Answer

Cannabis

Answer

Heroin

Question 5

Which of the following statements about alcoholic dependence syndrome is false?

Accepted Answer

No tolerance

Answer

CAGE questionnaire is used for screening

Answer

Withdrawal symptoms

Answer

Physical dependence

Question 6

What is the first-line treatment for acute alcohol withdrawal?

Accepted Answer

Diazepam

Answer

Bupropion

Answer

Disulfiram

Answer

Acamprosate

Question 7

What is the most common illicit drug that causes dependence?

Accepted Answer

Cannabis

Answer

Cocaine

Answer

Heroin

Answer

Amphetamine

Question 8

A 55-year-old chronic alcoholic male, presented with irrelevant talks, tremor and sweating. He had his last drink 3 days back. What is the probable diagnosis?

Accepted Answer

Delirium tremens

Answer

Korsakoff psychosis

Answer

Post-Acute withdrawal syndrome

Answer

Discontinuation syndrome

Question 9

Which of the following is NOT a feature of Korsakoff syndrome?

Accepted Answer

Ataxia

Answer

Retrograde amnesia

Answer

Confabulation

Answer

Antegrade amnesia

Question 10

Which of the following is NOT a diagnostic criterion for drug dependence?

Accepted Answer

Early completion of tasks

Answer

Taking substance in larger amounts than intended

Answer

Tolerance

Answer

Withdrawal symptoms

Substance Use Disorders — MCQs

Substance Use Disorders — MCQs

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