Personality Disorders Practice Questions

Q: A 21-year-old medical student's girlfriend reports that he is "way too serious about studies," is very boring, and she finds it difficult to continue the relationship. She states that he attends every clinical posting, asks postgraduates to take attendance, routinely goes to the library after college and stays late reading textbooks. A few days prior, he argued with a pharmacology professor in front of the entire batch about the drug of choice for a particular disorder. The patient, when questioned, states, "I don't understand why she is upset with me. I am doing the right thing and I don't understand why other students, teachers, and the principal cannot be as dedicated as me." What is the diagnosis?

Anankastic Personality Disorder. ### Explanation The correct diagnosis is **Anankastic Personality Disorder**, also known as **Obsessive-Compulsive Personality Disorder (OCPD)**. **Why it is correct:** The patient exhibits the classic triad of **perfectionism, rigidity, and preoccupation with rules/order**. His behavior—attending every posting, demanding attendance be taken, and staying late at the library—demonstrates an excessive devotion to work and productivity at the expense of leisure and relationships. His argument with the professor and his belief that others are "not dedicated enough" highlight the **ego-syntonic** nature of this disorder; he perceives his rigid standards as correct and others as flawed. Unlike OCD, there are no true obsessions or compulsions here, but rather a pervasive pattern of perfectionism. **Why other options are incorrect:** * **Borderline Personality Disorder:** Characterized by emotional instability, fear of abandonment, self-harm, and "splitting" (idealization/devaluation). This patient is stable but rigid. * **Histrionic Personality Disorder:** Characterized by attention-seeking behavior, excessive emotionality, and seductive charm. This patient is described as "boring" and "too serious." * **Narcissistic Personality Disorder:** While both may lack empathy, Narcissists seek admiration and have a sense of grandiosity. The Anankastic patient is driven by a rigid adherence to "the right way" and rules, rather than a need for praise. **High-Yield Clinical Pearls for NEET-PG:** * **Ego-syntonic vs. Ego-dystonic:** OCPD (Anankastic) is ego-syntonic (patient likes their traits), whereas OCD is ego-dystonic (patient is distressed by their symptoms). * **Key ICD-10 Criteria:** Feelings of excessive doubt, preoccupation with details/rules, pedantry, and rigidity. * **Defense Mechanism:** The primary defense mechanism used in Anankastic PD is **Reaction Formation** and **Isolation of Affect**.

Q: Schizotypal personality disorder belongs to which cluster of personality disorders?

Cluster A. **Explanation:** Personality disorders in the DSM-5 are categorized into three distinct clusters based on shared descriptive characteristics. **1. Why Cluster A is Correct:** Cluster A is known as the **"Odd or Eccentric"** cluster. It includes Paranoid, Schizoid, and **Schizotypal** personality disorders. Schizotypal personality disorder is characterized by pervasive patterns of social deficits, reduced capacity for close relationships, cognitive or perceptual distortions, and eccentric behavior. It is often considered part of the "schizophrenia spectrum" due to shared genetic and biological markers, though the symptoms are less severe than full-blown psychosis. **2. Why Other Options are Incorrect:** * **Cluster B:** Known as the **"Dramatic, Emotional, or Erratic"** cluster. It includes Antisocial, Borderline, Histrionic, and Narcissistic personality disorders. These individuals typically struggle with impulse control and emotional regulation. * **Cluster C:** Known as the **"Anxious or Fearful"** cluster. It includes Avoidant, Dependent, and Obsessive-Compulsive personality disorders. * **Cluster D:** This is a **distractor**. There is no "Cluster D" in the DSM-5 classification of personality disorders. **High-Yield Clinical Pearls for NEET-PG:** * **Schizotypal vs. Schizoid:** While both involve social isolation, Schizotypal involves **"Magical Thinking"** and odd beliefs, whereas Schizoid involves a total **lack of interest** in social relationships (the "loner"). * **Key Feature:** "Magical thinking" (e.g., belief in clairvoyance or telepathy) is a classic buzzword for Schizotypal PD in exams. * **Mnemonic for Clusters:** * **A:** **A**loof (Odd/Eccentric) * **B:** **B**east/Bad (Dramatic/Erratic) * **C:** **C**owardly (Anxious/Fearful)

Q: Which of the following personality traits is most strongly associated with an increased risk of developing schizophrenia?

Schizotypal personality disorder. **Explanation:** **Schizotypal Personality Disorder (STPD)** is the correct answer because it lies on the **Schizophrenia Spectrum**. It shares a genetic, phenomenological, and biological link with schizophrenia. Patients with STPD exhibit "positive-like" symptoms such as magical thinking, ideas of reference, and odd speech, alongside "negative-like" symptoms such as social anxiety and eccentric behavior. Longitudinal studies show that approximately **10-20%** of individuals with STPD may eventually transition to a full diagnosis of schizophrenia. **Analysis of Incorrect Options:** * **Borderline Personality Disorder (BPD):** Characterized by emotional instability, impulsivity, and unstable relationships. While transient stress-related paranoia can occur, it is not a premorbid precursor to schizophrenia. * **Schizoid Personality Disorder:** Characterized by social detachment and a restricted range of emotional expression. While it belongs to Cluster A, it lacks the cognitive-perceptual distortions (magical thinking) seen in Schizotypal PD and has a lower rate of conversion to schizophrenia. * **Antisocial Personality Disorder:** A Cluster B disorder characterized by a disregard for the rights of others and lack of remorse. It has no established genetic or clinical link to the development of schizophrenia. **High-Yield Clinical Pearls for NEET-PG:** * **Cluster A (Odd/Eccentric):** Includes Schizotypal, Schizoid, and Paranoid PDs. These are most closely linked to psychotic disorders. * **The "Schizotypy" Concept:** STPD is often considered a "fruste" or milder phenotypic expression of the schizophrenia genotype. * **Key Distinguisher:** Unlike Schizophrenia, Schizotypal PD does not involve persistent, fixed delusions or continuous hallucinations; the symptoms are "sub-threshold."

Q: All of the following are cluster B personality disorders except:

Paranoid. **Explanation:** Personality disorders in the DSM-5 are categorized into three clusters (A, B, and C) based on shared descriptive characteristics. **1. Why Paranoid is the correct answer:** **Paranoid Personality Disorder** belongs to **Cluster A**. Cluster A disorders are characterized by **odd or eccentric** behaviors. This cluster includes: * **Paranoid:** Pervasive distrust and suspiciousness. * **Schizoid:** Social isolation and detached emotional expression. * **Schizotypal:** Odd beliefs, magical thinking, and eccentric appearance. **2. Why the other options are incorrect:** Options A, B, and C all belong to **Cluster B**, which is characterized by **dramatic, emotional, or erratic** behaviors. * **Borderline (A):** Marked by instability in relationships, self-image, and affect, along with significant impulsivity. * **Histrionic (B):** Characterized by excessive emotionality and attention-seeking behavior. * **Narcissistic (C):** Defined by grandiosity, a need for admiration, and a lack of empathy. *(Note: Antisocial Personality Disorder is the fourth member of Cluster B).* **High-Yield Clinical Pearls for NEET-PG:** * **Cluster A (Odd/Eccentric):** "Weird" (Paranoid, Schizoid, Schizotypal). * **Cluster B (Dramatic/Erratic):** "Wild" (Antisocial, Borderline, Histrionic, Narcissistic). * **Cluster C (Anxious/Fearful):** "Worried" (Avoidant, Dependent, Obsessive-Compulsive). * **Defense Mechanisms:** Paranoid PD primarily uses **Projection** (attributing one's own unacceptable feelings to others). * **Genetic Link:** Cluster A disorders have a higher prevalence in biological relatives of patients with Schizophrenia.

Question 1

A 21-year-old medical student's girlfriend reports that he is "way too serious about studies," is very boring, and she finds it difficult to continue the relationship. She states that he attends every clinical posting, asks postgraduates to take attendance, routinely goes to the library after college and stays late reading textbooks. A few days prior, he argued with a pharmacology professor in front of the entire batch about the drug of choice for a particular disorder. The patient, when questioned, states, "I don't understand why she is upset with me. I am doing the right thing and I don't understand why other students, teachers, and the principal cannot be as dedicated as me." What is the diagnosis?

Accepted Answer

Anankastic Personality Disorder

Answer

Borderline Personality Disorder

Answer

Histrionic Personality Disorder

Answer

Narcissistic Personality Disorder

Question 2

A man is described as always punctual and frugal, distressed by minor deviations and mistakes from others. He meticulously keeps things organized. His relatives state he has always been this way, sometimes causing significant distress to those around him. This presentation is most consistent with which of the following clinical scenarios?

Accepted Answer

Obsessive compulsive personality disorder

Answer

Asperger's syndrome

Answer

Anxious avoidant personality disorder

Answer

Tourette's disorder

Question 3

Schizotypal personality disorder belongs to which cluster of personality disorders?

Accepted Answer

Cluster A

Answer

Cluster B

Answer

Cluster C

Answer

Cluster D

Question 4

Which of the following personality traits is most strongly associated with an increased risk of developing schizophrenia?

Accepted Answer

Schizotypal personality disorder

Answer

Borderline personality disorder

Answer

Schizoid personality disorder

Answer

Antisocial personality disorder

Question 5

A 35-year-old man with an obsessive-compulsive personality disorder is likely to exhibit all of the following features, except?

Accepted Answer

Indecisiveness and distress about spending

Answer

Perfectionism interfering with performance

Answer

Compulsive checking behaviour

Answer

Preoccupation with rules, order, and routine

Question 6

Markedly inappropriate sensitivity, self-importance, and suspiciousness are clinical features of which personality disorder?

Accepted Answer

Paranoid personality disorder

Answer

Antisocial personality disorder

Answer

Histrionic personality disorder

Answer

Schizoid personality disorder

Question 7

The antisocial disorder is characterized by

Accepted Answer

Unconcern for feelings of others, disregard for social norms

Answer

Excessive sensitivity to suspiciousness

Answer

Emotional coldness, lack of empathy

Answer

Self-dramatization, exaggerated expression of emotions

Question 8

A 24-year-old girl frequently changes boyfriends but plans marriage and future with each with enthusiasm. She often makes up stories to seek attention, feels uncomfortable at large parties, and leaves them midway. She makes impossible promises to gain approval, then fabricates stories to elicit sympathy when she breaks them. What is the diagnosis?

Accepted Answer

Histrionic personality disorder

Answer

Borderline personality disorder

Answer

Dependent personality disorder

Answer

Antisocial personality disorder

Question 9

A 20-year-old female presents with a history of frequent breakups, past suicide attempts, and mood swings. What is the most likely diagnosis?

Accepted Answer

Borderline personality disorder

Answer

Histrionic personality disorder

Answer

Antisocial personality disorder

Answer

Dependent personality disorder

Question 10

All of the following are cluster B personality disorders except:

Accepted Answer

Paranoid

Answer

Borderline

Answer

Histrionic

Answer

Narcissistic

Personality Disorders — MCQs

Personality Disorders — MCQs

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