Psychotic Disorders Practice Questions

Q: A psychotic disorder most commonly pertains to which of the following symptoms?

Delusions or hallucinations. **Explanation:** The hallmark of a **psychotic disorder** is the presence of **psychosis**, which is defined as a loss of contact with reality. In clinical psychiatry, the core features that define this state are **delusions** (fixed, false beliefs) and **hallucinations** (sensory perceptions in the absence of external stimuli). These symptoms represent a fundamental disturbance in the processing of reality and are the primary diagnostic criteria for disorders such as Schizophrenia, Delusional Disorder, and Brief Psychotic Disorder. **Analysis of Options:** * **A. Weeping or laughing:** These are disturbances of **affect or mood**. While they can occur in psychosis (e.g., inappropriate affect in schizophrenia), they are more characteristic of Mood Disorders (Depression/Bipolar) or Pseudobulbar affect. * **B. Agitation or retardation:** These are **psychomotor disturbances**. While common in severe psychosis, they are non-specific and are frequently seen in Major Depressive Disorder (Melancholic) or Catatonia. * **C. Obsessions or compulsions:** These are the defining features of **Obsessive-Compulsive Disorder (OCD)**. Unlike psychosis, patients with OCD usually maintain "insight"—they recognize their thoughts as irrational or products of their own mind. **NEET-PG High-Yield Pearls:** * **Schneider’s First Rank Symptoms (FRS):** A historical but high-yield list of symptoms (e.g., auditory hallucinations, thought withdrawal/insertion) used to diagnose Schizophrenia. * **Hallucination Type:** Auditory hallucinations (specifically third-person) are the most common in Schizophrenia, whereas visual hallucinations often suggest an organic/medical cause. * **Delusion Type:** Persecutory delusions are the most common type of delusion across psychotic disorders.

Q: Which of the following is not a Schneider's first-rank symptom of schizophrenia?

Delusion of self-reference. **Explanation:** Kurt Schneider identified a group of symptoms known as **First-Rank Symptoms (FRS)** which, in the absence of organic brain disease, were considered strongly suggestive of Schizophrenia. **Why "Delusion of self-reference" is the correct answer:** While delusions of reference (the belief that neutral events or coincidences have a special personal significance) are common in schizophrenia, they are **not** part of Schneider’s FRS. Schneider emphasized symptoms that involve a "blurring of boundaries" between the self and the environment. Delusions of reference are considered "Second-Rank Symptoms." **Analysis of Incorrect Options:** * **Passivity Phenomenon (Made Acts/Volition/Affect):** This is a core FRS where the patient feels their actions, feelings, or impulses are being controlled by an external force. * **Auditory Hallucinations:** Specifically, three types are FRS: **Third-person voices** (discussing the patient), **Running commentary** (narrating the patient's actions), and **Thought echo** (Gedankenlautwerden). * **Delusional Perception:** This is a two-stage process where a normal perception (e.g., seeing a red car) is suddenly given a private, idiosyncratic, and delusional meaning (e.g., "the red car means I am the chosen king"). This is a hallmark FRS. **High-Yield Clinical Pearls for NEET-PG:** * **Mnemonic for FRS (ABCD):** **A**uditory hallucinations (3 types), **B**roadcasting of thoughts, **C**ontrolled feelings/acts (Passivity), **D**elusional perception. * **Thought Alienation:** Includes Thought Insertion, Thought Withdrawal, and Thought Broadcasting. All are FRS. * **Current Status:** While historically significant, the DSM-5 has de-emphasized FRS because they lack diagnostic specificity (they can occur in bipolar disorder). * **Note:** Somatic passivity (feeling bodily sensations imposed by others) is also an FRS.

Q: In Schizophrenia, which subtype is associated with early onset and poor prognosis?

Hebephrenic Schizophrenia. **Explanation:** **Hebephrenic Schizophrenia** (also known as Disorganized Schizophrenia) is characterized by an **early onset** (typically between ages 15–25) and a **poor prognosis**. The clinical picture is dominated by disorganized speech, disorganized behavior, and flat or inappropriate affect (e.g., giggling without reason). The poor prognosis is attributed to the early onset, insidious progression, and the rapid development of "negative symptoms" and cognitive decline. **Analysis of Incorrect Options:** * **Simple Schizophrenia:** While it has an insidious onset and a very poor prognosis due to the absence of positive symptoms (hallucinations/delusions), it is characterized primarily by a slow decline in functioning and social withdrawal rather than the classic disorganized features of Hebephrenia. * **Catatonic Schizophrenia:** This subtype is characterized by psychomotor disturbances (stupor, waxy flexibility, or excitement). It generally has a **good prognosis** as it often responds rapidly to Benzodiazepines (Lorazepam) or Electroconvulsive Therapy (ECT). * **Paranoid Schizophrenia:** This is the most common subtype. It has a **late onset** (usually late 20s or 30s) and the **best prognosis** among all subtypes because the personality remains relatively preserved and patients respond well to antipsychotics. **High-Yield Clinical Pearls for NEET-PG:** * **Best Prognosis:** Paranoid Schizophrenia. * **Worst Prognosis:** Hebephrenic Schizophrenia. * **Most Common Subtype:** Paranoid Schizophrenia. * **Schneiderian First Rank Symptoms (SFRS):** These are diagnostic for schizophrenia but do not carry prognostic value. * **Prognostic Factors:** Acute onset, late age of onset, and presence of positive symptoms (hallucinations/delusions) indicate a **good prognosis**; insidious onset, early age, and negative symptoms indicate a **poor prognosis**.

Q: Which of the following is NOT a clinical manifestation of Schizophrenia?

Altered sensorium. **Explanation:** The correct answer is **B. Altered sensorium**. In psychiatry, **sensorium** refers to the state of consciousness and orientation (to time, place, and person). Schizophrenia is primarily a disorder of **thought, perception, and affect**, occurring in a state of **clear consciousness**. If a patient presents with psychotic symptoms (like delusions or hallucinations) alongside an altered sensorium or clouded consciousness, the clinician must first rule out **Organic Brain Syndromes** (e.g., Delirium) or substance-induced psychosis rather than a primary functional psychotic disorder like Schizophrenia. **Analysis of Incorrect Options:** * **A. Delusion:** These are fixed, false beliefs not amenable to change despite conflicting evidence. They are a "Positive Symptom" and a hallmark feature of Schizophrenia (e.g., delusions of persecution or reference). * **C. Auditory Hallucinations:** These are the most common type of hallucinations in Schizophrenia. Specifically, "Schneiderian First Rank Symptoms" like third-person voices commenting on the patient's actions are highly characteristic. * **D. Catatonia:** This is a state of psychomotor disturbance that can manifest as stupor, mutism, posturing, or waxy flexibility. While it can occur in mood disorders or medical conditions, it remains a recognized clinical subtype/specifier of Schizophrenia. **High-Yield Clinical Pearls for NEET-PG:** * **Schneider’s First Rank Symptoms (FRS):** Includes thought insertion, withdrawal, broadcast, and made phenomena. Their presence strongly suggests Schizophrenia but is not pathognomonic. * **Bleuler’s 4 A’s:** Fundamental symptoms of Schizophrenia—**A**ffective flattening, **A**mbivalence, **A**utism (social withdrawal), and **A**ssociative looseness. * **Visual Hallucinations:** If prominent, always suspect an organic cause (e.g., tumors, epilepsy, or drugs) rather than Schizophrenia.

Q: A patient states, "I ate rice in the morning, fish live in water." Which of the following thought disorders is most suggested by this statement?

Loosening of association. ### Explanation **1. Why "Loosening of Association" is Correct:** Loosening of association (also known as **Knight’s Move thinking** or derailment) is a formal thought disorder where the connection between successive thoughts is lost or becomes so obscure that the listener cannot follow the logic. In the given statement, "I ate rice in the morning" and "fish live in water" are two independent, grammatically correct facts, but they lack any logical or meaningful bridge. This "slippage" of logic is a hallmark symptom of **Schizophrenia**. **2. Why Other Options are Incorrect:** * **Flight of Ideas:** Characterized by rapid shifting from one idea to another, but unlike loosening of association, there is usually a **discernible connection** (often based on puns, rhyming, or environmental stimuli/distractibility). It is the hallmark of **Mania**. * **Thought Insertion:** A delusional belief (thought alienation) where the patient feels that thoughts are being "put into" their mind by an external agency. It is a disorder of thought **possession**, not form. * **Tangentiality:** The patient responds to a question in an oblique or irrelevant manner. The thought never returns to the original point. While similar to derailment, tangentiality is specifically a response to a stimulus (a question). **3. NEET-PG High-Yield Pearls:** * **Loosening of Association:** Pathognomonic for Schizophrenia (Bleuler’s 4 As). * **Word Salad (Incoherence):** The most extreme form of loosening of association where even the grammatical structure is lost. * **Flight of Ideas:** Associated with "Pressure of Speech" in Bipolar Disorder (Manic episode). * **Neologism:** Coining new words that have meaning only to the patient; also common in Schizophrenia.

Q: Which of the following is considered a first-rank symptom of schizophrenia?

Third-person auditory hallucinations. ### Explanation **Kurt Schneider** proposed **First-Rank Symptoms (FRS)** in 1959 to differentiate schizophrenia from other psychotic disorders. These symptoms are highly characteristic of schizophrenia, though not pathognomonic. **Why Option A is Correct:** **Third-person auditory hallucinations** (voices arguing or voices giving a running commentary on the patient's actions) are classic Schneiderian FRS. In these cases, the patient hears voices talking *about* them rather than *to* them. Other auditory FRS include **Thought Echo** (Gedankenlautwerden). **Analysis of Incorrect Options:** * **B. Delusional Misconception:** This is not a standard psychiatric term. The FRS related to delusions is **Delusional Perception** (a normal perception followed by a private, illogical, and delusional meaning). * **C. Nihilistic Delusion (Cotard’s Syndrome):** This is the belief that one is dead, decomposing, or does not exist. It is most commonly associated with **severe psychotic depression**, not schizophrenia FRS. * **D. Delusion of Self-Reference:** While common in schizophrenia, it is considered a **Second-Rank Symptom**. The patient believes neutral events (like a news report) refer specifically to them. **High-Yield Clinical Pearls for NEET-PG:** * **Mnemonic for FRS (ABCD):** * **A**uditory Hallucinations (Running commentary, voices arguing, thought echo). * **B**roadcasting of thoughts (along with Thought Withdrawal and Insertion). * **C**ontrolled Feelings/Impulses (Passivity phenomena/Made acts). * **D**elusional Perception. * **Note:** ICD-11 and DSM-5 have reduced the emphasis on FRS because they lack high diagnostic specificity, but they remain a favorite topic for competitive exams. * **Passivity Phenomena:** The core of FRS is the loss of the boundary between the "self" and the "environment."

Q: Which subtype of schizophrenia is characterized by grossly disorganized behavior, severe personality deterioration, and the worst prognosis?

Hebephrenic. **Explanation:** **Hebephrenic Schizophrenia** (also known as **Disorganized Schizophrenia**) is characterized by a triad of disorganized speech, disorganized behavior, and flat or inappropriate affect (e.g., "giggling" or "silly" behavior). It typically has an **early onset** (usually between ages 15–25) and is associated with rapid and severe **personality deterioration**. Because of its early onset and poor response to treatment, it carries the **worst prognosis** among all subtypes. **Analysis of Incorrect Options:** * **Catatonic Schizophrenia:** Characterized by psychomotor disturbances ranging from stupor and waxy flexibility to purposeless excitement. It generally has a **good prognosis** if treated promptly with benzodiazepines or ECT. * **Simple Schizophrenia:** Features an insidious onset of negative symptoms (apathy, social withdrawal) without prominent hallucinations or delusions. While it has a poor prognosis due to its chronic nature, it lacks the "grossly disorganized behavior" seen in Hebephrenia. * **Paranoid Schizophrenia:** The most common subtype, characterized by stable delusions and hallucinations. It has the **best prognosis** because personality remains relatively intact and it typically presents at a later age. **High-Yield Clinical Pearls for NEET-PG:** * **Best Prognosis:** Paranoid Schizophrenia. * **Worst Prognosis:** Hebephrenic Schizophrenia. * **Schneiderian First Rank Symptoms (FRS):** Most commonly seen in Paranoid Schizophrenia; least common in Hebephrenic. * **ICD-10 vs. DSM-5:** Note that DSM-5 has removed these subtypes, but they remain high-yield for NEET-PG based on ICD-10 classifications.

Q: A 44-year-old man presents with a four-year history of fears that his mathematical abilities have been deteriorating, believing an "alien force disguised as a human being" is responsible. He has isolated himself, left his family, and resigned from his teaching position three years ago. He now supports himself by collecting cans. His affect is blunted, and his appearance is disheveled, unshaven, and unwashed. Which of the following is least suggestive of a schizophrenic disorder in this man?

Age of onset. In schizophrenia, the **age of onset** is a critical diagnostic and prognostic factor. For males, the peak age of onset is typically between **15 and 25 years**. In this case, the patient is 44 years old with a four-year history, meaning his symptoms began around age 40. This is considered a **late-onset** presentation, which is more characteristic of Delusional Disorder or organic causes rather than classic Schizophrenia. ### Explanation of Options: * **Age of Onset (Correct):** As mentioned, schizophrenia typically manifests in early adulthood (late teens to mid-20s for men). An onset at age 40 is atypical and "least suggestive" of the standard clinical profile. * **Delusional System:** The belief that an "alien force" is stealing his abilities is a **bizarre delusion**, which is a hallmark (First Rank Symptom) of schizophrenia. * **Four-year history:** According to ICD-11 and DSM-5, symptoms must persist for at least 1 month and 6 months respectively. A four-year duration strongly supports a chronic psychotic disorder like schizophrenia. * **Decrease in level of functioning:** Social and occupational dysfunction (resigning from work, social isolation, poor hygiene/self-neglect) are core negative symptoms and diagnostic criteria for schizophrenia. ### High-Yield Clinical Pearls for NEET-PG: * **Gender Differences:** Males have an earlier onset (15–25 years) and a poorer prognosis compared to females (25–35 years). * **Late-onset Schizophrenia:** Defined as onset after age 40; it is more common in females and often features paranoid delusions with preserved affect. * **Negative Symptoms:** The "5 A's" (Affective flattening, Alogia, Avolition, Anhedonia, Attention deficit) are often more debilitating than hallucinations. * **Prognosis:** Good prognostic factors include late onset, female sex, presence of mood symptoms, and a clear precipitating stressor.

Question 1

A psychotic disorder most commonly pertains to which of the following symptoms?

Accepted Answer

Delusions or hallucinations

Answer

Weeping or laughing

Answer

Agitation or retardation

Answer

Obsessions or compulsions

Question 2

Which of the following is not a Schneider's first-rank symptom of schizophrenia?

Accepted Answer

Delusion of self-reference

Answer

Passivity phenomenon

Answer

Auditory hallucinations

Answer

Delusional perception

Question 3

In Schizophrenia, which subtype is associated with early onset and poor prognosis?

Accepted Answer

Hebephrenic Schizophrenia

Answer

Simple Schizophrenia

Answer

Catatonic Schizophrenia

Answer

Paranoid Schizophrenia

Question 4

Which of the following is NOT a clinical manifestation of Schizophrenia?

Accepted Answer

Altered sensorium

Answer

Delusion

Answer

Auditory hallucinations

Answer

Catatonia

Question 5

A patient states, "I ate rice in the morning, fish live in water." Which of the following thought disorders is most suggested by this statement?

Accepted Answer

Loosening of association

Answer

Flight of ideas

Answer

Thought insertion

Answer

Tangentiality

Question 6

Which of the following is considered a first-rank symptom of schizophrenia?

Accepted Answer

Third-person auditory hallucinations

Answer

Delusional misconception

Answer

Nihilistic delusion

Answer

Delusion of self-reference

Question 7

Which subtype of schizophrenia is characterized by grossly disorganized behavior, severe personality deterioration, and the worst prognosis?

Accepted Answer

Hebephrenic

Answer

Catatonic

Answer

Simple

Answer

Paranoid

Question 8

Which of the following is not considered a bizarre delusion?

Accepted Answer

My wife is definitely having an affair with a colleague.

Answer

I am followed by aliens from another universe.

Answer

There is a chip inserted in my head to locate me.

Answer

I am an immortal power.

Question 9

A 44-year-old man presents with a four-year history of fears that his mathematical abilities have been deteriorating, believing an "alien force disguised as a human being" is responsible. He has isolated himself, left his family, and resigned from his teaching position three years ago. He now supports himself by collecting cans. His affect is blunted, and his appearance is disheveled, unshaven, and unwashed. Which of the following is least suggestive of a schizophrenic disorder in this man?

Accepted Answer

Age of onset

Answer

Delusional system

Answer

Four-year history of symptoms

Answer

Decrease in level of functioning

Question 10

A patient presents with a one-month history of abnormal hallucinations and delusions. The patient lacks insight into their changed behavior. What is the likely diagnosis?

Accepted Answer

Psychosis

Answer

Paranoia

Answer

Depression

Answer

Schizophrenia

Psychotic Disorders — MCQs

Psychotic Disorders — MCQs

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