Psychiatric Assessment and Diagnosis Practice Questions

Q: Which of the following is not a perceptual disorder?

Imagery. ### Explanation In psychiatry, it is crucial to distinguish between **Perception** (the process of experiencing sensory stimuli) and **Imagery** (the internal generation of sensory experiences). **Why Imagery is the Correct Answer:** Imagery is the ability to create mental representations of sensory experiences in the absence of external stimuli. Unlike perceptual disorders, imagery is **voluntary**, lacks the vividness of real perception, and is recognized by the individual as being internal and under their control. It is considered a normal cognitive function rather than a psychopathological disorder of perception. **Analysis of Incorrect Options:** * **A. Hallucination:** A classic perceptual disorder defined as a "perception in the absence of an external stimulus." It has the force and clarity of a real perception and is not under voluntary control. * **B. Illusion:** A perceptual disorder characterized by the "misinterpretation of a real external stimulus" (e.g., mistaking a rope for a snake in the dark). * **C. Synaesthesia:** A perceptual phenomenon where stimulation of one sensory pathway leads to automatic, involuntary experiences in a second sensory pathway (e.g., "seeing" colors when hearing music). While not always "pathological," it is classified as a variation of sensory perception. **NEET-PG High-Yield Pearls:** * **Jasper’s Criteria for Hallucinations:** They occur in external space, are independent of will, and possess sensory vividness. * **Pseudo-hallucinations:** These occur in **internal subjective space** (unlike true hallucinations) and the patient often retains insight. * **Hypnagogic vs. Hypnopompic:** Hallucinations occurring while falling asleep (Hypna**go**gic = **Go**ing to sleep) vs. waking up (**P**ompic = **P**ast sleep). Both can occur in normal individuals but are also associated with Narcolepsy.

Q: Which statement regarding delusions is true?

Grandiose delusions are rarely encountered except in mania.. ### Explanation **Correct Answer: B. Grandiose delusions are rarely encountered except in mania.** **Why it is correct:** Delusions are fixed, false beliefs held with absolute conviction despite evidence to the contrary. While delusions occur in various psychiatric conditions, **grandiose delusions** (beliefs of inflated power, knowledge, or identity) are a hallmark feature of **Mania** (Bipolar Disorder). While they can occasionally appear in schizophrenia or substance-induced psychosis, their presence is most characteristically associated with the expansive mood and "inflated self-esteem" seen in manic episodes. **Analysis of Incorrect Options:** * **Option A:** Delusions are **not** exclusive to schizophrenia. They are seen in a wide array of conditions including Delusional Disorder, Mood Disorders (Depression/Mania with psychotic features), Dementia, Delirium, and medical conditions like Neurosyphilis. * **Option C & D:** This is a high-yield distinction. Delusions are disturbances of **Thought Content**. Disturbances of **Perception** refer to Hallucinations (sensory perception without a stimulus) or Illusions (misinterpretation of a real stimulus). Disturbance in the **Form of Thought** refers to conditions like loosening of associations or word salad. **Clinical Pearls for NEET-PG:** * **Primary Delusion (Autochthonous):** Arises "out of the blue" without a preceding mental event (e.g., "The sky turned blue, so I knew I was the King"). * **Secondary Delusion:** Arises understandably from another morbid experience (e.g., a depressed patient believing they are being punished by God). * **Nihilistic Delusions (Cotard Syndrome):** Belief that one is dead, decomposing, or does not exist; typically seen in severe agitated depression. * **Capgras Syndrome:** The delusion that a familiar person has been replaced by an identical-looking impostor.

Q: A patient presents to the emergency room with abrupt onset of motor symptoms. The neurology resident is unable to correlate the presentation with a concrete neurological diagnosis. The patient also appears unconcerned about his own symptoms. What is this called?

La belle indifference. ### Explanation The correct answer is **La belle indifference**. **1. Why the correct answer is right:** The scenario describes a classic presentation of **Conversion Disorder** (Functional Neurological Symptom Disorder). In this condition, patients exhibit neurological symptoms (like paralysis or blindness) that cannot be explained by organic pathology. **La belle indifference** (literally "the beautiful indifference") refers to a paradoxical lack of concern or anxiety regarding these severe physical symptoms. While it was historically considered a hallmark of conversion disorder, it is not present in all cases, but it remains a high-yield diagnostic clue in medical examinations. **2. Why the incorrect options are wrong:** * **Labile affect:** Refers to rapid, exaggerated changes in mood (e.g., swinging from laughter to tears), often seen in bipolar disorder or pseudobulbar affect. * **Affect blunting:** A significant reduction in the intensity of emotional expression; it is a "negative symptom" commonly associated with Schizophrenia. * **Incongruent affect:** A mismatch between the patient’s emotional expression and their actual thought content or the situation (e.g., laughing while describing a tragedy). **3. Clinical Pearls for NEET-PG:** * **Conversion Disorder** is often triggered by a psychological stressor or conflict. * **Primary Gain:** The symptom keeps the internal psychological conflict out of conscious awareness. * **Secondary Gain:** The external benefits derived from being "sick" (e.g., attention, avoiding work). * **Hoover’s Sign:** A common clinical test to differentiate conversion-related leg weakness from organic weakness. * **Treatment:** The first-line treatment is usually **Physical Therapy** and **Cognitive Behavioral Therapy (CBT)**; pharmacotherapy is reserved for comorbid depression or anxiety.

Q: Which of the following is not a new entity added in the proposed ICD-11?

Schizophreniform disorder. ### Explanation The **ICD-11 (International Classification of Diseases, 11th Revision)**, released by the WHO, introduced several new diagnostic entities to better reflect clinical presentations. **Why Schizophreniform Disorder is the correct answer:** **Schizophreniform disorder** is a diagnostic category found in the **DSM-5** (defined by symptoms lasting 1–6 months). However, it has **never been a category in the ICD system**. In ICD-11, such presentations are typically classified under "Acute and transient psychotic disorder" (if symptoms last less than one month) or "Schizophrenia" (if symptoms persist beyond one month). Therefore, it is not a "newly added" entity in ICD-11; it remains absent. **Analysis of Incorrect Options:** * **Olfactory reference disorder:** A new addition to the **Obsessive-Compulsive and Related Disorders** section. It involves a persistent preoccupation with the belief that one emits a foul or offensive body odor that is not perceptible to others. * **Compulsive sexual behavior disorder:** Newly added under **Impulse Control Disorders**. It is characterized by a persistent pattern of failure to control intense, repetitive sexual impulses or urges. * **Complex post-traumatic stress disorder (C-PTSD):** A new entity distinct from PTSD. It includes the core symptoms of PTSD plus "disturbances in self-organization" (affect dysregulation, negative self-concept, and interpersonal difficulties), usually following prolonged or repeated trauma. **High-Yield NEET-PG Pearls:** * **Gaming Disorder:** Another major new addition to ICD-11 under "Disorders due to substance use or addictive behaviors." * **Prolonged Grief Disorder:** Newly added to describe grief persisting beyond 6 months (ICD-11) or 12 months (DSM-5-TR). * **Duration Criteria:** Remember that for a diagnosis of **Schizophrenia**, ICD-11 requires symptoms for **1 month**, whereas DSM-5 requires **6 months**.

Q: A patient's personal history typically includes all of the following, except:

Food preferences. In psychiatric evaluation, the **Personal History** is a longitudinal record of the patient’s life that helps clinicians understand the development of personality, social functioning, and potential stressors. ### **Explanation of the Correct Answer** **D. Food preferences:** While dietary habits are noted in a general physical examination or a "Personal History" in General Medicine (which includes sleep, appetite, and bowel/bladder habits), in a **Psychiatric Personal History**, the focus is on psychosocial development. Food preferences are considered trivial and do not contribute to the diagnostic formulation of personality disorders or psychiatric illnesses. ### **Analysis of Incorrect Options** * **A. Occupational details:** This is a crucial component. It assesses the patient's ability to maintain stability, handle authority, and interact with peers. Frequent job changes or conflicts can indicate Cluster B personality traits (e.g., Borderline or Antisocial). * **B. Sexual history:** This includes age of onset, orientation, and marital stability. It is vital for identifying psychosexual dysfunctions or patterns of impulsivity and unstable relationships (common in Borderline Personality Disorder). * **C. Academic details:** Educational history reflects cognitive functioning, childhood behavior (e.g., ADHD or Conduct Disorder), and social integration during formative years. ### **High-Yield Clinical Pearls for NEET-PG** * **Components of Psychiatric Personal History:** Birth and development, Early childhood, School/Academic history, Occupational history, Menstrual/Sexual history, and Marital history. * **Personality Assessment:** The personal history is the "gold standard" for diagnosing Personality Disorders, as these are enduring patterns of behavior present since late adolescence. * **Premorbid Personality:** Always differentiate the patient's baseline personality from the symptoms of the current psychiatric episode.

Q: What is the term for a patient repeating the same answer even when the question is changed?

Perseveration. **Explanation:** **Perseveration** (Option A) is the correct answer. In clinical neurology and psychiatry, it refers to the persistent repetition of a specific response (such as a word, phrase, or gesture) despite the absence or cessation of the original stimulus. Even when the examiner changes the question, the patient "gets stuck" on the previous answer. This is a classic sign of **Frontal Lobe dysfunction** or organic brain syndromes (e.g., Dementia). **Analysis of Incorrect Options:** * **Puns (Option B):** These are humorous plays on words with double meanings. While excessive punning (**Witzelsucht**) is also associated with frontal lobe lesions (specifically the orbitofrontal cortex), it does not involve the repetition of answers. * **Clang Association (Option C):** This is a thought disorder where word choice is governed by sound (rhyming or alliteration) rather than logical meaning (e.g., "I am cold, bold, told, gold"). It is commonly seen in the manic phase of Bipolar Disorder. * **Neologism (Option D):** This refers to the creation of new, meaningless words that have symbolic meaning only to the patient. It is a hallmark of Schizophrenia. **High-Yield Clinical Pearls for NEET-PG:** * **Frontal Lobe Syndrome:** Key features include perseveration, personality changes (disinhibition), Broca’s aphasia, and the reappearance of primitive reflexes (e.g., grasp, snout). * **Palilalia:** A specific type of perseveration where the patient repeats their own words or phrases with increasing speed (often seen in Parkinson’s disease). * **Echolalia:** The involuntary repetition of words spoken by *another* person (seen in Autism and Schizophrenia).

Q: What is an illusion?

Altered perception of a real object. **Explanation:** In psychiatry, an **illusion** is defined as a **misinterpretation of a real external sensory stimulus**. It occurs when a physical object exists in the environment, but the brain perceives it incorrectly (e.g., mistaking a rope for a snake in the dark). This is a disorder of **perception**. **Analysis of Options:** * **Option B (Correct):** An illusion is an altered perception of a real object. It is common in both normal individuals (due to fatigue or poor lighting) and in clinical conditions like Delirium. * **Option A (Incorrect):** This describes **Déjà vu**, a phenomenon of familiarity. Its opposite (feeling unfamiliar with a known object) is **Jamais vu**. These are disorders of memory/recognition. * **Option C (Incorrect):** This is the definition of a **Delusion**. A delusion is a disorder of **thought content**, characterized by a fixed, false belief that is out of keeping with the patient’s social and cultural background and persists despite evidence to the contrary. * **Option D (Incorrect):** This defines a **Hallucination**. Unlike an illusion, a hallucination is a perception in the **absence** of any external stimulus (e.g., hearing voices when no one is speaking). **NEET-PG High-Yield Pearls:** 1. **Illusion vs. Hallucination:** The presence of an external stimulus is the key differentiating factor. 2. **Pareidolia:** A type of illusion where vague stimuli (like clouds) are perceived as meaningful images (like faces). 3. **Clinical Significance:** While illusions can occur in healthy people, frequent illusions are a hallmark of **Delirium** (Organic Brain Syndrome). 4. **Formication:** A specific tactile hallucination (feeling of insects crawling on skin) common in Cocaine withdrawal and Delirium Tremens.

Question 1

Which of the following is not a perceptual disorder?

Accepted Answer

Imagery

Answer

Hallucination

Answer

Illusion

Answer

Synaesthesia

Question 2

Which statement regarding delusions is true?

Accepted Answer

Grandiose delusions are rarely encountered except in mania.

Answer

Delusions are almost exclusively found in schizophrenia.

Answer

Delusions involve a disturbance of thought content.

Answer

Delusions involve a disturbance in perception.

Question 3

A patient presents to the emergency room with abrupt onset of motor symptoms. The neurology resident is unable to correlate the presentation with a concrete neurological diagnosis. The patient also appears unconcerned about his own symptoms. What is this called?

Accepted Answer

La belle indifference

Answer

Labile affect

Answer

Affect blunting

Answer

Incongruent affect

Question 4

Which of the following is not a new entity added in the proposed ICD-11?

Accepted Answer

Schizophreniform disorder

Answer

Olfactory reference disorder

Answer

Compulsive sexual behavior disorder

Answer

Complex post-traumatic stress disorder

Question 5

A patient's personal history typically includes all of the following, except:

Accepted Answer

Food preferences

Answer

Occupational details

Answer

Sexual history

Answer

Academic details

Question 6

What is the term for a patient repeating the same answer even when the question is changed?

Accepted Answer

Perseveration

Answer

Puns

Answer

Clang association

Answer

Neologism

Question 7

A 50-year-old male presents to his physician every month complaining about headaches, suspecting a brain tumor. Despite a normal MRI scan, he remains unconvinced that the diagnosis has been ruled out. The physician believes the patient misinterprets bodily sensations and is overly concerned about his health. What is the likely diagnosis?

Accepted Answer

Hypochondriasis

Answer

Pituitary Tumour

Answer

Somatisation Disorder

Answer

Capgras Syndrome

Question 8

Disturbance of affect is not seen in which of the following?

Accepted Answer

Obsessions

Answer

Drowsiness

Answer

Hallucinations

Answer

Delusions

Question 9

A person is referred to you by the court due to a discrepancy between their reported history and examination findings. Which of the following conditions should you be aware of in this situation?

Accepted Answer

Factitious disorder

Answer

Malingering

Answer

Somatization syndrome

Answer

Dissociative fugue

Question 10

What is an illusion?

Accepted Answer

Altered perception of a real object

Answer

Feeling of familiarity with an unfamiliar thing

Answer

Belief in something even though it is proved false

Answer

Perception occurring without external stimulation

Psychiatric Assessment and Diagnosis — MCQs

Psychiatric Assessment and Diagnosis — MCQs

On this page

Practice by Chapter

Want unlimited practice?