Psychiatric Assessment and Diagnosis Practice Questions

Q: What is the term for an irresistible desire to buy something?

Oniomania. **Explanation:** The correct answer is **Oniomania (Option C)**. **Oniomania** is the clinical term for compulsive buying disorder. It is characterized by an irresistible, uncontrollable urge to shop and spend, often resulting in significant financial, social, and psychological distress. In psychiatric classification, it is generally categorized under **Impulse Control Disorders (Not Otherwise Specified)**. The behavior is typically driven by an increasing sense of tension before the act and a temporary sense of relief or gratification immediately after, followed by guilt or remorse. **Analysis of Incorrect Options:** * **Mutilomania (Option A):** An obsolete or rare term referring to an abnormal impulse to self-mutilate or injure animals. * **Dipsomania (Option B):** An older term for an uncontrollable craving for alcohol, often occurring in periodic bouts (paroxysmal excessive drinking). * **Trichotillomania (Option D):** A well-known impulse control disorder characterized by the recurrent, compulsive pulling out of one's own hair, leading to noticeable hair loss. **High-Yield Clinical Pearls for NEET-PG:** * **Kleptomania:** The irresistible urge to steal items that are not needed for personal use or monetary value. * **Pyromania:** The deliberate and repetitive setting of fires for gratification or tension release. * **Treatment:** For Oniomania and other impulse control disorders, **Cognitive Behavioral Therapy (CBT)** is the mainstay of treatment, sometimes supplemented with **SSRIs** (like Fluoxetine) to manage underlying impulsivity or comorbid mood disorders.

Q: Displacement is a defense mechanism for which of the following conditions?

Phobia. **Explanation:** The correct answer is **Phobia**. In psychodynamic theory, **displacement** is a defense mechanism where an individual redirects an emotional impulse (usually aggression or anxiety) from a threatening or unacceptable object to a safer, neutral substitute. 1. **Why Phobia is correct:** According to Freud’s analysis (notably the case of "Little Hans"), phobias are formed through displacement. An internal, unconscious conflict or anxiety is shifted onto an external object or situation (e.g., spiders, heights, or animals). By displacing the anxiety onto a specific external stimulus, the individual can "avoid" the anxiety by simply avoiding that object, rather than facing the deeper, internal conflict. 2. **Why other options are incorrect:** * **Depression:** The primary defense mechanism associated with depression is **Introjection** (turning anger inward against the self). * **Persecutory Delusions:** These are primarily driven by **Projection**, where the individual’s own unacceptable aggressive impulses are attributed to others ("I don't hate him; he hates me and is out to get me"). * **Delusions of Grandiosity:** These often involve **Reaction Formation** or **Denial** of underlying feelings of inferiority or inadequacy. **Clinical Pearls for NEET-PG:** * **Displacement vs. Projection:** In displacement, the *emotion* is shifted to a new object (e.g., yelling at your spouse because your boss yelled at you). In projection, the *impulse* is attributed to someone else. * **Phobia Triad:** The psychodynamic formation of a phobia involves three steps: **Displacement, Projection, and Avoidance.** * **High-Yield Association:** Always link **OCD** with Undoing, Isolation of Affect, and Reaction Formation; and **Paranoia** with Projection.

Q: Delirium and schizophrenia differ from each other by:

Clouding of consciousness. **Explanation:** The fundamental distinction between **Delirium** and **Schizophrenia** lies in the **sensorium and level of consciousness**. **1. Why "Clouding of Consciousness" is correct:** Delirium is an acute organic brain syndrome characterized by a **fluctuating level of consciousness** and impaired attention. "Clouding of consciousness" refers to the patient's inability to respond normally to environmental stimuli, often manifesting as disorientation to time, place, and person. In contrast, Schizophrenia is a functional psychotic disorder where the **sensorium remains clear**; patients are typically alert and oriented, even while experiencing active hallucinations or delusions. **2. Why other options are incorrect:** * **Change in mood:** Both conditions can present with mood disturbances. A patient with delirium may show irritability or fear, while a patient with schizophrenia may exhibit blunted affect, depression, or inappropriate emotional responses. Thus, this does not differentiate the two. * **Tangential thinking:** This is a formal thought disorder. While more characteristic of the disorganized thinking in Schizophrenia, it can also occur in Delirium due to the patient's inability to maintain a coherent stream of thought (disorganized speech). * **All of the above:** Since mood and thought disturbances overlap, only the state of consciousness serves as the pathognomonic differentiator. **High-Yield Clinical Pearls for NEET-PG:** * **Delirium:** Acute onset, fluctuating course, reversible, and usually due to an underlying medical condition (e.g., infections, metabolic imbalance). Visual hallucinations are more common. * **Schizophrenia:** Chronic course (>6 months), stable consciousness, and primarily auditory hallucinations. * **Memory Tip:** If the question mentions "disorientation" or "fluctuating attention," think **Delirium**. If the patient is "oriented but delusional," think **Schizophrenia**.

Q: Which statement is not true about hallucinations?

It occurs in inner subjective space. ### Explanation The core of this question lies in distinguishing between **Hallucinations** and **Pseudohallucinations** based on Jasper’s criteria for phenomenology. **Why Option B is the correct (False) statement:** Hallucinations are defined as perceptions that occur in the **outer objective space** (external space), just like real perceptions. If a perception occurs in the **inner subjective space** (e.g., "a voice inside my head"), it is classified as a **Pseudohallucination**. Therefore, statement B is incorrect regarding true hallucinations. **Analysis of Incorrect Options (True statements about Hallucinations):** * **Option A:** Hallucinations possess **full sensory vividness**. To the patient, the experience is as clear, detailed, and "real" as an actual sensory perception. * **Option C:** They are **involuntary** and independent of the observer's will. The patient cannot initiate or stop the hallucination at their own command. * **Option D:** By definition, a hallucination is a "perception without an external stimulus." This distinguishes it from an **Illusion**, which is a misinterpretation of an *existing* stimulus. --- ### High-Yield Clinical Pearls for NEET-PG: * **Hallucination vs. Illusion:** Hallucination = No stimulus; Illusion = Misinterpreted stimulus. * **Pseudohallucination:** Occurs in internal space; the patient often retains insight that the experience is not real. * **Most Common Hallucination in Schizophrenia:** Auditory (specifically third-person "running commentary"). * **Most Common Hallucination in Organic Brain Syndromes (Delirium/Epilepsy):** Visual. * **Hypnagogic vs. Hypnopompic:** Hypna**go**gic occurs while **go**ing to sleep; Hypnopompic occurs while waking up (common in Narcolepsy).

Q: Biological amnesia is defined as:

Presenile dementia. **Explanation:** **Biological Amnesia** is a clinical term historically used to describe cognitive decline and memory loss resulting from organic, structural, or degenerative changes in the brain. In the context of this question, it refers to **Presenile Dementia** (Option B). 1. **Why Option B is Correct:** Presenile dementia (typically occurring before age 65, such as early-onset Alzheimer’s or Pick’s disease) involves the progressive biological degeneration of neurons. Unlike "psychogenic amnesia" (caused by trauma or stress), biological amnesia is rooted in identifiable pathophysiology—atrophy, amyloid plaques, or neurofibrillary tangles—leading to irreversible memory deficits. 2. **Why Other Options are Incorrect:** * **Option A (Lack of interest):** This describes *apathy*, often seen in depression or frontal lobe syndromes, but it is a motivational deficit, not a primary amnestic disorder. * **Option C (Opioid addiction):** While chronic substance abuse can lead to cognitive blurring, it is classified under *Substance Use Disorders*. Amnesia specifically related to alcohol is termed Wernicke-Korsakoff syndrome, not biological amnesia. * **Option D (Hypothyroidism):** This is a metabolic cause of "pseudodementia." While it causes cognitive slowing, it is a reversible systemic condition rather than a primary degenerative biological amnesia. **Clinical Pearls for NEET-PG:** * **Organic vs. Functional:** Always distinguish between *Organic Amnesia* (head injury, seizures, dementia) and *Dissociative (Functional) Amnesia* (psychological defense mechanism). * **Ribot’s Law:** In biological amnesia/dementia, recent memories are lost first, while remote memories are preserved the longest. * **Anterograde Amnesia:** The inability to form new memories; it is the hallmark of early organic hippocampal damage.

Q: A 35-year-old patient recalls episodes where he smells a pungent odor, becomes sweaty, and loses consciousness. His family member reports that while unconscious, he was having facial twitching with lip-smacking movements. What is the most probable diagnosis?

Focal seizures. **Explanation:** The clinical presentation is classic for **Focal Seizures with Impaired Awareness** (formerly known as Complex Partial Seizures), likely originating from the **Temporal Lobe**. **Why Focal Seizures is correct:** The patient experiences a sensory "aura" (olfactory hallucination/pungent odor), which is a hallmark of focal cortical involvement. The subsequent loss of consciousness accompanied by **automatisms** (lip-smacking) and autonomic symptoms (sweating) are characteristic of temporal lobe epilepsy. Facial twitching indicates motor involvement within the focal seizure. **Why the other options are incorrect:** * **Hysteria (Dissociative/Conversion Disorder):** While it can mimic seizures (pseudoseizures), the presence of specific olfactory auras and stereotyped motor patterns like lip-smacking strongly points toward an organic neurological etiology. * **Atonic Seizures:** These involve a sudden loss of muscle tone ("drop attacks") leading to collapse. They do not typically feature olfactory auras or complex automatisms. * **Myoclonic Seizures:** These are characterized by brief, shock-like jerks of a muscle or group of muscles, usually without a preceding aura or prolonged loss of consciousness with automatisms. **High-Yield Clinical Pearls for NEET-PG:** * **Temporal Lobe Epilepsy (TLE):** The most common site for focal seizures. Look for the "4 As": **A**ura (olfactory/gustatory), **A**utomatisms (lip-smacking, hand rubbing), **A**utonomic features, and **A**mnesia for the event. * **Olfactory Hallucinations:** When associated with seizures, these often suggest a lesion or focus in the **uncus** (uncinate fits). * **Todd’s Paralysis:** Post-ictal focal neurological deficit (like hemiparesis) following a focal seizure; a common distracter in exams.

Question 1

Which of the following is not classified as a somatoform disorder?

Accepted Answer

Obsessive compulsive disorder

Answer

Body dysmorphic disorder

Answer

Somatoform pain disorder

Answer

Hypochondriasis

Question 2

What is the term for an irresistible desire to buy something?

Accepted Answer

Oniomania

Answer

Mutilomania

Answer

Dipsomania

Answer

Trichotilomania

Question 3

Displacement is a defense mechanism for which of the following conditions?

Accepted Answer

Phobia

Answer

Depression

Answer

Persecutory delusions

Answer

Delusions of grandiosity

Question 4

Delirium and schizophrenia differ from each other by:

Accepted Answer

Clouding of consciousness

Answer

Change in mood

Answer

Tangential thinking

Answer

All of the above

Question 5

Which statement is not true about hallucinations?

Accepted Answer

It occurs in inner subjective space

Answer

It is as vivid as a real perception

Answer

It is independent of the will of the observer

Answer

It occurs in the absence of any perceptual stimulus

Question 6

A 20-year-old female presents with complaints of nausea, vomiting, dizziness, and pain in the legs. Her physical examination, laboratory investigations, and radiological investigations are all normal. What is the most probable diagnosis?

Accepted Answer

Somatization disorder

Answer

Generalized anxiety disorder

Answer

Conversion disorder

Answer

Somatoform pain disorder

Question 7

All of the following are features of somatization disorder except?

Accepted Answer

Professional patients

Answer

Frequently changing pain sites

Answer

Sexual symptoms

Answer

Paresthesia

Question 8

Biological amnesia is defined as:

Accepted Answer

Presenile dementia

Answer

Lack of interest

Answer

Opioid addiction

Answer

Hypothyroidism

Question 9

A 35-year-old patient recalls episodes where he smells a pungent odor, becomes sweaty, and loses consciousness. His family member reports that while unconscious, he was having facial twitching with lip-smacking movements. What is the most probable diagnosis?

Accepted Answer

Focal seizures

Answer

Hysteria

Answer

Atonic seizures

Answer

Myoclonic seizures

Question 10

Acute uraemic syndrome causes disturbance in which of the following?

Accepted Answer

Consciousness

Answer

Affect

Answer

Thought

Answer

Memory

Psychiatric Assessment and Diagnosis — MCQs

Psychiatric Assessment and Diagnosis — MCQs

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