Psychotic Disorders Practice Questions

Q: ECT is not useful in the treatment of which of the following conditions?

Chronic Schizophrenia. **Explanation:** Electroconvulsive Therapy (ECT) is a highly effective biological treatment in psychiatry, but its efficacy depends significantly on the **acuity** and **nature** of the symptoms. **1. Why Chronic Schizophrenia is the correct answer:** ECT is primarily indicated for acute, severe, or life-threatening psychiatric conditions. In **Chronic Schizophrenia**, where negative symptoms (apathy, withdrawal) and cognitive deficits predominate over a long period, ECT has shown poor results. It does not reverse the long-standing structural or functional changes associated with the chronic phase of the illness. **2. Analysis of Incorrect Options:** * **Catatonic Schizophrenia:** This is a **prime indication** for ECT. Patients in a catatonic stupor or excitement often respond rapidly to ECT, which can be life-saving if they are not eating or drinking. * **Endogenous Depression:** Severe depression (especially with psychotic features or suicidal ideation) is the **most common indication** for ECT. It provides a faster response than antidepressants. * **Acute Psychosis:** ECT is effective in managing acute psychotic episodes, especially when there is a risk of exhaustion, aggression, or when rapid symptom control is required. **High-Yield Clinical Pearls for NEET-PG:** * **Absolute Contraindication:** There are no absolute contraindications for ECT, but **Increased Intracranial Pressure (ICP)** is the most significant relative contraindication. * **Most Common Side Effect:** Retrograde amnesia (usually transient). * **Mechanism:** The therapeutic effect is derived from the **generalized tonic-clonic seizure**, not the electrical current itself. * **Electrode Placement:** Bilateral (Gold standard for efficacy) vs. Unilateral (fewer cognitive side effects).

Q: A false belief unexplained by reality, shared by a number of people, is termed as what?

Superstition. **Explanation:** The correct answer is **Superstition**. **1. Why Superstition is correct:** In psychiatry, a **superstition** is defined as a belief that is not based on reason or scientific knowledge, often involving the supernatural. The key distinguishing factor from a delusion is that a superstition is **shared by a number of people** within a specific culture or subculture. Because it is a socially or culturally sanctioned belief, it is not considered a sign of individual psychopathology, even if it is "unexplained by reality." **2. Why the other options are incorrect:** * **Illusion (Option A):** This is a sensory phenomenon, not a belief. It is the **misinterpretation of a real external stimulus** (e.g., mistaking a rope for a snake in the dark). * **Obsession (Option B):** These are recurrent, persistent, and intrusive **thoughts, urges, or images** that cause anxiety. Unlike a belief, the individual usually recognizes them as irrational and tries to ignore or suppress them (ego-dystonic). * **Delusion (Option D):** While a delusion is also a false belief, it is **fixed, idiosyncratic (held only by the individual), and not shared** by others of the same cultural or religious background. It persists despite clear evidence to the contrary. **Clinical Pearls for NEET-PG:** * **Delusion vs. Overvalued Idea:** A delusion is held with absolute certainty, whereas an overvalued idea is a solitary abnormal belief that is less firmly held and lacks the "fixed" quality of a delusion. * **Cultural Context:** Always evaluate a patient’s belief system within their cultural framework. If a belief is common in the patient's community (e.g., "evil eye"), it is a **superstition**, not a delusion. * **Primary vs. Secondary Delusion:** Primary delusions (Autochthonous) arise suddenly without a preceding mental event; secondary delusions are understandable in the context of other symptoms like mood or hallucinations.

Q: Which of the following is FALSE regarding delusional disorder?

Hallucinations are typically present.. **Explanation:** **Delusional Disorder** is characterized by the presence of one or more non-bizarre delusions (beliefs about situations that could occur in real life) lasting for at least **one month**. **Why Option D is the Correct (False) Statement:** In Delusional Disorder, **hallucinations are typically absent**. If they do occur, they are not prominent and are usually related to the delusional theme (e.g., the sensation of being infested with insects in the somatic subtype). A key diagnostic criterion is that the patient’s functioning is not markedly impaired, and behavior is not obviously odd or bizarre, which distinguishes it from Schizophrenia where hallucinations and disorganized behavior are hallmark features. **Analysis of Other Options:** * **Option A:** Delusion is indeed a **disorder of thought content**. It is defined as a fixed, false belief that is out of keeping with the patient’s social and cultural background and is held with absolute conviction despite contrary evidence. * **Option B:** By definition, a delusion is a **false belief**. * **Option C:** **Persecutory type** is clinically recognized as the most common subtype of delusional disorder, where the individual believes they are being conspired against, cheated, or harassed. **NEET-PG High-Yield Pearls:** * **Subtypes:** Erotomanic (De Clerambault’s Syndrome), Grandiose, Jealous (Othello Syndrome), Persecutory, and Somatic (e.g., Ekbom’s Syndrome/Monosymptomatic Hypochondriacal Psychosis). * **Age of Onset:** Usually middle to late life (older than Schizophrenia). * **Treatment:** Difficult to treat; **Atypical antipsychotics** are the first-line pharmacological treatment, though SSRIs may help in somatic types. Therapeutic alliance is crucial.

Q: What type of schizophrenia is associated with mental retardation?

Simple schizophrenia. **Explanation:** **Simple Schizophrenia** (ICD-10: F20.6) is characterized by the insidious development of "negative symptoms" (apathy, social withdrawal, loss of drive) without the presence of overt "positive symptoms" like hallucinations or delusions. It is the subtype most frequently associated with **mental retardation (Intellectual Disability)** and a poor premorbid personality. Patients often show a progressive decline in social and occupational functioning, leading to a "drift" into lower socioeconomic strata. **Analysis of Incorrect Options:** * **A. Van Gogh Syndrome:** This is not a subtype of schizophrenia; it refers to a condition where an individual performs self-mutilation (usually cutting off an ear) or insists on surgical interventions, often associated with psychosis or personality disorders. * **B. Paranoid Schizophrenia:** This is the most common subtype, characterized by stable delusions and hallucinations. It typically has a later onset and is associated with the **best prognosis** and preserved cognitive function compared to other types. * **C. Catatonic Schizophrenia:** This involves prominent psychomotor disturbances (stupor, waxy flexibility, or excitement). While it involves significant impairment, it is not specifically linked to baseline mental retardation. **High-Yield Clinical Pearls for NEET-PG:** * **Simple Schizophrenia:** Has the **worst prognosis** among all subtypes due to its insidious onset and poor response to antipsychotics. * **Hebephrenic (Disorganized) Schizophrenia:** Associated with the earliest age of onset and disorganized speech/behavior. * **Schneiderian First Rank Symptoms (SFRS):** These are notably **absent** or rare in Simple Schizophrenia. * **Rule of Thirds:** 1/3 of patients recover, 1/3 have moderate impairment, and 1/3 remain severely disabled.

Q: Floccinaucinihilipilification is seen in:

Delirium. **Explanation:** **Floccinaucinihilipilification** (often used interchangeably with **Carphology** or **Floccillation**) refers to the purposeless, involuntary picking or grasping at bedclothes, imaginary objects, or the air. This phenomenon is a classic sign of **Delirium**, particularly in the hypoactive or mixed subtypes. **Why Delirium is correct:** Delirium is an acute, fluctuating disturbance in attention and awareness caused by an underlying medical condition. Floccinaucinihilipilification occurs due to severe clouding of consciousness and visual hallucinations/illusions. It indicates a state of profound metabolic or toxic encephalopathy, reflecting the brain's disorganized processing of sensory input. **Why the other options are incorrect:** * **Alzheimer’s Disease (A) & Lewy Body Dementia (B):** While these dementias involve cognitive decline, they are chronic and progressive. While "picking" behaviors can occur in late-stage dementia, they are not the hallmark diagnostic sign as they are in the acute presentation of delirium. * **Punch Drunk Syndrome (C):** Also known as Chronic Traumatic Encephalopathy (CTE), this is a progressive degenerative disease found in people with a history of repetitive brain trauma (e.g., boxers). It presents with parkinsonism, ataxia, and behavioral changes, but not acute carphology. **High-Yield Clinical Pearls for NEET-PG:** * **Carphology/Floccillation:** Picking at bedsheets. * **Crocydismus:** Another synonym for picking at imaginary objects. * **Delirium vs. Dementia:** The key differentiator is the **acute onset** and **fluctuating course** of delirium. * **EEG in Delirium:** Characteristically shows **generalized slowing** (except in Delirium Tremens, where it shows fast activity). * **Visual Hallucinations:** These are much more common in Delirium than in Schizophrenia.

Q: All are true about Ganser's syndrome except:

Only found in prisoners. **Ganser’s Syndrome** (also known as "nonsense syndrome" or "prison psychosis") is a rare dissociative disorder characterized by the production of **approximate answers** (*vorbeireden*). ### Explanation of Options: * **Why Option C is the correct answer (The Exception):** While Ganser’s syndrome was historically described in prisoners awaiting trial (to achieve secondary gain like avoiding punishment), it is **not exclusively** found in them. It can occur in patients with severe personality disorders, organic brain syndromes, or following head trauma. * **Option A (Approximate answers):** This is the hallmark feature. The patient gives answers that are "near-misses" or slightly off, indicating they understand the question but provide a wrong answer (e.g., saying a dog has five legs or $2 + 2 = 5$). * **Option B (Clouding of consciousness):** Patients often appear disoriented or in a "twilight state," showing a decreased awareness of their surroundings. * **Option D (Hallucinations):** Visual or auditory hallucinations are common associated features, often contributing to the "pseudo-psychotic" presentation. ### High-Yield Clinical Pearls for NEET-PG: 1. **Classification:** Currently classified under **Dissociative Disorders** (ICD-10/DSM-5), though it shares features with Factitious Disorder. 2. **The Tetrad of Ganser’s:** * Approximate answers (*Vorbeireden*) * Clouding of consciousness * Somatic conversion symptoms * Hallucinations 3. **Recovery:** Typically, the syndrome has a sudden onset and a rapid recovery, often followed by **amnesia** for the episode. 4. **Differential Diagnosis:** Must be distinguished from **Malingering**, where the patient consciously and deliberately fakes symptoms for a specific external incentive.

Question 1

The content of thought in delusional disorder, somatic type, is characterized by:

Accepted Answer

Preoccupation with sensations related to bodily functions or odors.

Answer

Preoccupation with a delusion of being ill with physical disease.

Answer

Preoccupation with a delusion of a bodily defect or dysfunction.

Answer

Preoccupation with an imagined physical defect.

Question 2

ECT is not useful in the treatment of which of the following conditions?

Accepted Answer

Chronic Schizophrenia

Answer

Catatonic Schizophrenia

Answer

Endogenous depression

Answer

Acute psychosis

Question 3

Impaired insight is evident in which of the following conditions?

Accepted Answer

Schizophrenia

Answer

Psychosomatic disorder

Answer

Anxiety neurosis

Answer

Post Traumatic Stress Disorder

Question 4

The least likely good prognostic factor in a patient with Schizophrenia is?

Accepted Answer

Premorbid personality issues

Answer

Acute onset

Answer

Female gender

Answer

History of mood disorder in the family

Question 5

A false belief unexplained by reality, shared by a number of people, is termed as what?

Accepted Answer

Superstition

Answer

Illusion

Answer

Obsession

Answer

Delusion

Question 6

Which of the following is FALSE regarding delusional disorder?

Accepted Answer

Hallucinations are typically present.

Answer

Delusion is a disorder of thought content.

Answer

The patient holds a false belief.

Answer

Delusions of persecution are the most common subtype.

Question 7

What type of schizophrenia is associated with mental retardation?

Accepted Answer

Simple schizophrenia

Answer

Von Gogh syndrome

Answer

Paranoid schizophrenia

Answer

Catatonic schizophrenia

Question 8

Floccinaucinihilipilification is seen in:

Accepted Answer

Delirium

Answer

Alzheimer's disease

Answer

Lewy body dementia

Answer

Punch drunk syndrome

Question 9

What is a delusion?

Accepted Answer

None

Answer

Comprehensible

Answer

Reasonable

Answer

Both

Question 10

All are true about Ganser's syndrome except:

Accepted Answer

Only found in prisoners

Answer

Approximate answers

Answer

Apparent clouding of consciousness

Answer

Hallucinations

Psychotic Disorders — MCQs

Psychotic Disorders — MCQs

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