Psychotic Disorders Practice Questions

Q: Erotomania is typically seen in which of the following conditions?

Schizophrenia. **Explanation:** **Erotomania** (also known as **De Clérambault's Syndrome**) is a delusional disorder where an individual harbors a fixed, false belief that another person—usually of higher social status or a celebrity—is deeply in love with them. 1. **Why Schizophrenia is Correct:** While Erotomania can exist as a standalone "Delusional Disorder (Erotomanic type)," in the context of clinical psychiatry and competitive exams like NEET-PG, it is most frequently encountered as a **secondary phenomenon within Schizophrenia**. In these cases, the erotomanic delusions are accompanied by other symptoms of schizophrenia, such as hallucinations, thought disorders, or negative symptoms. 2. **Why Incorrect Options are Wrong:** * **Unipolar Mania:** While manic patients may exhibit hypersexuality or grandiosity, their beliefs are usually fleeting and part of an expansive mood rather than the fixed, systematized delusion characteristic of Erotomania. * **Neurosis:** This is an older term for mental disorders (like anxiety or mild depression) where reality testing remains intact. Erotomania is a psychosis, meaning reality testing is lost. * **Obsessive-Compulsive Disorder (OCD):** OCD involves ego-dystonic intrusive thoughts (obsessions) and repetitive behaviors (compulsions). The patient usually recognizes these thoughts as irrational, unlike the unshakable conviction seen in Erotomania. **High-Yield Clinical Pearls for NEET-PG:** * **De Clérambault's Syndrome:** Named after the French psychiatrist who described it in 1921. * **Demographics:** Classically described in females, though it occurs in males (who may show more aggressive/stalking behavior). * **The "Object":** The person the patient is obsessed with is often a "superior" (e.g., a doctor, boss, or famous actor). * **Primary vs. Secondary:** Primary erotomania is a Delusional Disorder; secondary erotomania is most commonly associated with **Schizophrenia**.

Q: Which of the following is NOT one of Eugene Bleuler's 4 A's of schizophrenia?

Anhedonia. **Explanation:** Eugene Bleuler, a Swiss psychiatrist, coined the term "Schizophrenia" and identified four primary (fundamental) symptoms that characterize the disorder. These are famously known as **Bleuler’s 4 A’s**. **Why Anhedonia is the correct answer:** Anhedonia (the inability to feel pleasure) is a common negative symptom of schizophrenia, but it is **not** one of Bleuler’s original 4 A’s. It was later emphasized in different diagnostic frameworks, such as Schneider’s First Rank Symptoms or the DSM criteria for negative symptoms. **Analysis of the 4 A’s (Incorrect Options):** * **A - Association (Loosening of Association):** Refers to fragmented thought processes where ideas are disconnected and lack logical continuity. * **A - Affect (Inappropriate/Flattened Affect):** Refers to emotional responses that are either blunted or incongruent with the situation (e.g., laughing at a funeral). * **A - Autism:** Refers to social withdrawal and a preference for a private, internal fantasy world over external reality. * **A - Ambivalence:** (Though not listed as an option here, it is the 4th 'A') Refers to the simultaneous existence of contradictory feelings or impulses toward the same object or situation. **High-Yield Clinical Pearls for NEET-PG:** * **Bleuler vs. Schneider:** Bleuler focused on **fundamental symptoms** (the 4 A’s), whereas Kurt Schneider focused on **First Rank Symptoms (FRS)** (e.g., hallucinations, delusions), which are more useful for cross-sectional diagnosis. * Bleuler believed the 4 A's were present in every case of schizophrenia, regardless of the subtype. * **Mnemonic:** Remember **"4 A's"** = **A**ffect, **A**ssociation, **A**mbivalence, **A**utism.

Q: Which of the following is considered one of Schneider's first-rank symptoms in schizophrenia?

All of the above. **Explanation:** Kurt Schneider identified a group of symptoms known as **First-Rank Symptoms (FRS)** which, in the absence of organic brain disease, are highly suggestive of Schizophrenia. These symptoms are characterized by a loss of ego boundaries and the feeling that one’s thoughts, feelings, and actions are being influenced by external forces. The correct answer is **D (All of the above)** because: 1. **Audible Thoughts (Thought Echo):** The patient hears their own thoughts spoken aloud, either simultaneously or immediately after thinking them. This is a classic auditory hallucination included in FRS. 2. **Somatic Passivity:** The patient experiences physical sensations (often painful or sexual) imposed on their body by an external agency. They believe they are a passive recipient of these sensations. 3. **Hallucinations:** Specifically, Schneider emphasized **third-person hallucinations** (voices discussing the patient) and **running commentary** (voices narrating the patient's actions). **Why other options are part of the whole:** While "Hallucinations" is a broad term, specific types (Audible thoughts, Running commentary, and Third-person voices) are the defining FRS. Since both A and B are specific examples of FRS, "All of the above" is the most accurate choice. **High-Yield Clinical Pearls for NEET-PG:** * **Mnemonic for FRS (ABCD):** **A**uditory Hallucinations (3rd person/Commentary), **B**roadcasting of thoughts, **C**ontrolled feelings/impulses (Passivity), **D**elusional Perception. * **Thought Alienation:** Includes Thought Insertion, Thought Withdrawal, and Thought Broadcasting. * **Specificity vs. Sensitivity:** FRS are highly specific for Schizophrenia but are **not pathognomonic** (they can occur in bipolar disorder or organic psychosis). * **ICD-10/11:** Schneider’s symptoms still form the backbone of the diagnostic criteria for Schizophrenia in the ICD classification.

Q: Preservation is:

Characteristic of schizophrenia. **Explanation:** **Perseveration** (often misspelled as preservation in exams) is a formal thought disorder characterized by the **persistent and inappropriate repetition** of a specific response (such as a word, phrase, or gesture) to different stimuli. Even when the stimulus changes, the patient remains "stuck" on the previous response. 1. **Why Option C is Correct:** Perseveration is a classic feature of **Schizophrenia**, reflecting a lack of cognitive flexibility and executive dysfunction. It is also frequently seen in **Organic Brain Syndromes** (like Dementia or Frontal Lobe lesions). In Schizophrenia, it signifies a breakdown in the logical flow of thought. 2. **Why Option A is Incorrect:** While perseveration involves repetition, the phrase "persistent and inappropriate repetition of the same thoughts" more accurately describes **Obsessions**. Perseveration is typically an objective, observable repetition of a *response* or *action* rather than just internal thoughts. 3. **Why Option B is Incorrect:** Feeling "distressed" about repetitive thoughts (ego-dystonic nature) is a hallmark of **OCD**, not perseveration. In Schizophrenia, patients are often unaware of the inappropriateness of their repetitive responses. 4. **Why Option D is Incorrect:** OCD is characterized by obsessions and compulsions. While compulsions are repetitive, they are purposeful and ritualistic. Perseveration is a cognitive/motor "loop" and is not a diagnostic feature of OCD. **NEET-PG High-Yield Pearls:** * **Palilalia:** Repetition of one's own words. * **Echolalia:** Repetition of the interviewer’s words. * **Logoclonia:** Repetition of the last syllable of a word (common in Parkinsonism/Dementia). * **Verbigeration (Word Salad):** Senseless repetition of words/phrases without a stimulus (seen in Catatonic Schizophrenia).

Q: How does delirium differ from schizophrenia?

Consciousness level. The fundamental distinction between delirium and schizophrenia lies in the **level of consciousness and sensorium**. ### 1. Why "Consciousness Level" is Correct Delirium is an acute neuropsychiatric syndrome characterized by a **clouding of consciousness** and a fluctuating level of awareness. Patients with delirium have impaired arousal and attention. In contrast, schizophrenia is a primary psychiatric disorder where the patient remains **fully conscious and alert** (clear sensorium), despite having disordered thought content (delusions) or perceptions (hallucinations). ### 2. Analysis of Incorrect Options * **A. Mood changes:** Both delirium and schizophrenia can present with significant mood disturbances (e.g., irritability, anxiety, or apathy). Therefore, mood is not a reliable pathognomonic feature to differentiate the two. * **C. Thought process tangentiality:** Disorganized thinking and tangentiality are common to both conditions. While the *content* of thoughts differs, the *process* of formal thought disorder can overlap, making it an unreliable differentiator. ### 3. NEET-PG High-Yield Pearls * **Onset & Course:** Delirium is **acute** (hours to days) and **fluctuating** (worse at night/sundowning). Schizophrenia is **chronic** (symptoms must last >6 months for diagnosis) and generally stable. * **Etiology:** Delirium is always secondary to an underlying **organic/medical cause** (e.g., infection, electrolyte imbalance, drug withdrawal). Schizophrenia is a functional idiopathic disorder. * **Hallucinations:** Delirium typically features **visual** hallucinations; Schizophrenia typically features **auditory** (third-person) hallucinations. * **Reversibility:** Delirium is usually reversible once the underlying medical cause is treated; Schizophrenia is a long-term neurodevelopmental condition.

Q: Schizophrenia is characterized by which of the following neurochemical alterations?

Increased dopaminergic activity. **Explanation:** The primary neurochemical theory of schizophrenia is the **Dopamine Hypothesis**. This hypothesis posits that the positive symptoms of schizophrenia (such as hallucinations and delusions) are caused by **increased dopaminergic activity** in the **mesolimbic pathway**. Conversely, negative symptoms (like apathy and social withdrawal) are associated with decreased dopamine in the mesocortical pathway. Most antipsychotic medications (e.g., Haloperidol, Risperidone) work by blocking D2 receptors, thereby reducing this excess dopaminergic transmission. **Analysis of Incorrect Options:** * **Option A (Increased GABAergic activity):** In schizophrenia, there is actually evidence of **decreased** GABAergic tone in the prefrontal cortex, which leads to the disinhibition of dopamine neurons. * **Option B (Decreased norepinephrine):** While norepinephrine is involved in arousal and mood, schizophrenia is more commonly associated with **increased** noradrenergic activity during acute psychotic episodes, though this is not the primary diagnostic neurochemical change. * **Option D (Decreased dopaminergic activity):** This is incorrect for the mesolimbic system. However, decreased dopamine in the **nigrostriatal pathway** (often caused by antipsychotic medication) leads to Extrapyramidal Side Effects (EPS) like Parkinsonism. **High-Yield NEET-PG Pearls:** * **Serotonin Hypothesis:** 5-HT2A receptor antagonism is the hallmark of "Atypical" (Second Generation) antipsychotics like Clozapine. * **Glutamate Hypothesis:** Hypofunction of **NMDA receptors** is also implicated in schizophrenia (evidenced by PCP/Ketamine inducing schizophrenia-like symptoms). * **Ventricular Enlargement:** On CT/MRI, the most consistent structural change in schizophrenia is **lateral ventricular enlargement** and cortical atrophy.

Q: Folie à deux is seen in which of the following conditions?

Paranoia. **Explanation:** **Folie à deux**, also known as **Shared Psychotic Disorder** (ICD-10: Induced Delusional Disorder), is a rare syndrome where a symptom of psychosis (particularly a delusional belief) is transmitted from one individual (the primary or 'inducer') to another (the secondary). 1. **Why Paranoia is correct:** Folie à deux is fundamentally a psychotic disorder characterized by **delusions**. In classical psychiatry, "Paranoia" refers to a condition dominated by well-systematized delusions. Since the core feature of Folie à deux is the sharing of these systematized paranoid delusions between two closely related individuals, it is categorized under paranoid/psychotic spectrum disorders. 2. **Why other options are incorrect:** * **Hysteria (Conversion/Dissociative Disorder):** Characterized by unconscious emotional conflicts manifesting as physical symptoms or memory loss, not fixed delusions. * **Obsessive-Compulsive Disorder (OCD):** An anxiety-related disorder involving ego-dystonic intrusive thoughts and repetitive behaviors. The patient usually retains insight, unlike in Folie à deux. * **Neurasthenia:** An archaic term for a condition involving chronic fatigue, lassitude, and irritability; it does not involve psychotic features. **High-Yield Clinical Pearls for NEET-PG:** * **The "Inducer" (Primary):** Usually has a chronic psychotic illness (like Schizophrenia or Delusional Disorder). * **The "Associate" (Secondary):** Often more submissive, less intelligent, or socially isolated. * **Management:** The first and most crucial step in management is **separating the two individuals**. The secondary person’s delusions often resolve once separated from the primary inducer. * **Variants:** Folie à trois (three people), Folie à quatre (four people), or Folie à famille (entire family).

Q: Poor prognosis of schizophrenia is associated with which of the following factors?

Predominance of negative symptoms. **Explanation:** The prognosis of schizophrenia is determined by a combination of clinical, social, and demographic factors. **Why "Predominance of Negative Symptoms" is correct:** Negative symptoms (e.g., apathy, anhedonia, poverty of speech, and social withdrawal) are strongly associated with a **poor prognosis**. These symptoms are often linked to structural brain changes (like ventricular enlargement), poor response to typical antipsychotics, and significant cognitive impairment. Unlike positive symptoms (hallucinations/delusions), which are often episodic and treatable, negative symptoms tend to be chronic and lead to long-term functional decline. **Analysis of Incorrect Options:** * **Female Sex:** Generally associated with a **better prognosis**. Females typically have a later age of onset, better premorbid social functioning, and better response to treatment compared to males. * **Presence of Depression:** While it increases suicide risk, the presence of affective symptoms (mood symptoms) is actually a **good prognostic factor**. It suggests a "Schizoaffective" picture, which typically has a better outcome than pure schizophrenia. * **Acute Onset:** An abrupt onset (triggered by a stressor) is a **good prognostic factor**. In contrast, an insidious (gradual) onset over years is associated with a poor outcome. **High-Yield Clinical Pearls for NEET-PG:** * **Best Prognostic Factor:** Good premorbid adjustment and presence of a clear precipitating stressor. * **Worst Prognostic Factor:** Early/Young age of onset (especially in males) and insidious onset. * **Family History:** A family history of **Mood Disorders** predicts a better prognosis, while a family history of **Schizophrenia** predicts a poorer one. * **Type I vs. Type II Schizophrenia:** Crow’s classification links Type II (Negative symptoms) with structural brain changes and poor treatment response.

Question 1

Erotomania is typically seen in which of the following conditions?

Accepted Answer

Schizophrenia

Answer

Unipolar mania

Answer

Neurosis

Answer

Obsessive-compulsive disorder

Question 2

Which of the following is NOT one of Eugene Bleuler's 4 A's of schizophrenia?

Accepted Answer

Anhedonia

Answer

Autism

Answer

Affect

Answer

Association

Question 3

Which of the following is considered one of Schneider's first-rank symptoms in schizophrenia?

Accepted Answer

All of the above

Answer

Audible thoughts

Answer

Somatic passivity

Answer

Hallucinations

Question 4

Preservation is:

Accepted Answer

Characteristic of schizophrenia

Answer

Persistent and inappropriate repetition of the same thoughts

Answer

When a patient feels very distressed about it

Answer

Characteristic of obsessive compulsive disorder (OCD)

Question 5

Which of the following are true about schizophrenia?

Accepted Answer

Makes violence

Answer

Thought broadcasting

Answer

Third person hallucination

Answer

Elated mood

Question 6

How does delirium differ from schizophrenia?

Accepted Answer

Consciousness level

Answer

Mood changes

Answer

Thought process tangenitality

Answer

All of the above

Question 7

Schizophrenia is characterized by which of the following neurochemical alterations?

Accepted Answer

Increased dopaminergic activity

Answer

Increased GABAergic activity

Answer

Decreased norepinephrine levels

Answer

Decreased dopaminergic activity

Question 8

A 70-year-old male presents with a history of third-person auditory hallucinations and no prior psychiatric history. What is the most likely diagnosis?

Accepted Answer

Dementia

Answer

Delusional disorder

Answer

Schizophrenia

Answer

Acute psychosis

Question 9

Folie à deux is seen in which of the following conditions?

Accepted Answer

Paranoia

Answer

Hysteria

Answer

Obsessive-compulsive disorder

Answer

Neurasthenia

Question 10

Poor prognosis of schizophrenia is associated with which of the following factors?

Accepted Answer

Predominance of negative symptoms

Answer

Female sex

Answer

Presence of depression

Answer

Acute onset

Psychotic Disorders — MCQs

Psychotic Disorders — MCQs

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