Psychiatric Assessment and Diagnosis — MCQs

Psychiatric Assessment and Diagnosis Indian Medical PG Practice Questions and MCQs

Question 481: Which of the following disorders is classified under somatic symptom and related disorders in the DSM-5?

A. Post-Traumatic Stress Disorder (PTSD)
B. Phobic disorders (e.g., social anxiety disorder)
C. Conversion disorder (functional neurological symptom disorder) (Correct Answer)
D. Obsessive-Compulsive Disorder (OCD)

Explanation: ***Conversion disorder (functional neurological symptom disorder)*** - **Conversion disorder** is characterized by neurological symptoms (e.g., paralysis, blindness) that are **incompatible with recognized neurological or medical conditions**, yet are not intentionally produced. - It falls under **somatic symptom and related disorders** because the primary features are physical symptoms causing distress or functional impairment, rather than being malingered or feigned. *Phobic disorders (e.g., social anxiety disorder)* - **Phobic disorders** are classified under **anxiety disorders** in the DSM-5, not somatic symptom and related disorders. - They are primarily characterized by **intense, irrational fears** of specific objects or situations, leading to avoidance rather than prominent physical symptoms without a medical cause. *Post-Traumatic Stress Disorder (PTSD)* - **PTSD** is classified under **trauma- and stressor-related disorders** in the DSM-5, distinguished by symptoms developing after exposure to a traumatic event. - Its core features include **intrusive memories, avoidance, negative alterations in cognition and mood, and alterations in arousal and reactivity**, rather than unexplained physical symptoms. *Obsessive-Compulsive Disorder (OCD)* - **OCD** is classified under **obsessive-compulsive and related disorders** in the DSM-5. - It is primarily characterized by the presence of **obsessions (recurrent, intrusive thoughts)** and/or **compulsions (repetitive behaviors or mental acts)**, which are distinct from somatic symptoms.

Question 482: A well-dressed man presents with feelings of being trapped in a female body. This individual is likely suffering from?

A. Transsexualism
B. Paraphilia
C. Gender Dysphoria (Correct Answer)
D. Transvestism

Explanation: ***Gender Dysphoria*** - This is the **current standard terminology** (DSM-5) for the distress caused by incongruence between an individual's **assigned gender at birth** and their **experienced (internal) gender identity**. The feeling of being "trapped in a female body" by a man directly aligns with this definition. - The diagnosis requires sustained and clinically significant distress or impairment in social, occupational, or other important areas of functioning. - This is the **correct answer for current medical examinations** (NEET PG, INI-CET, NExT). *Transsexualism* - This is an **outdated term from ICD-10** (F64.0) that has been replaced by "Gender Dysphoria" (DSM-5) and "Gender Incongruence" (ICD-11). - While it referred to similar concepts, it is **no longer the preferred diagnostic terminology** and should not be used in current clinical practice. - For exam purposes, "Gender Dysphoria" is the correct contemporary answer. *Paraphilia* - This term refers to **atypical sexual interests** that cause distress or impairment to the individual or pose a risk of harm to others. - It involves sexual arousal directed towards objects, situations, or individuals that are not typically considered sexual, and **does not describe gender identity**. *Transvestism* - This involves **cross-dressing**, often for sexual arousal or comfort (Transvestic Disorder in DSM-5), but is distinct from gender identity. - Individuals with transvestism typically identify with their assigned gender and **do not experience persistent gender incongruence** or the distress characteristic of gender dysphoria.

Question 483: Which of the following statements about hallucinations is true?

A. There is misinterpretation of external stimulus
B. Can be controlled by voluntary effort
C. Perceived as real but without an external stimulus (Correct Answer)
D. Always indicates severe mental illness

Explanation: ***Perceived as real but without an external stimulus*** - Hallucinations are defined by the perception of sensory experiences (e.g., seeing, hearing, feeling) that **feel real to the individual** but have **no corresponding external stimulus**. - This fundamental characteristic distinguishes them from other perceptual distortions like illusions. *There is misinterpretation of external stimulus* - This describes an **illusion**, where an actual external stimulus is misinterpreted (e.g., seeing a coat in the dark and believing it's a person). - Hallucinations occur in the **absence of any external stimulus**, making this statement incorrect for defining hallucinations. *Can be controlled by voluntary effort* - Hallucinations, being involuntary sensory experiences, are generally **not amenable to conscious control** or suppression by the individual experiencing them. - The lack of voluntary control is a key feature distinguishing them from imagination or fantasy. *Always indicates severe mental illness* - While often associated with severe mental illnesses like **schizophrenia**, hallucinations can also occur due to various other causes, including **substance intoxication or withdrawal**, neurological conditions (e.g., delirium, Parkinson's disease), or even during periods of extreme fatigue or stress. - Therefore, stating they *always* indicate severe mental illness is inaccurate.

Question 484: Which of the following is the most classic example of a delusion?

A. Othello syndrome (Correct Answer)
B. Pyromania
C. Kleptomania
D. De Clérambault's syndrome

Explanation: ***Othello syndrome*** - **Othello syndrome**, also known as **delusional jealousy**, is characterized by a *fixed, unfounded belief* that one's partner is being unfaithful. - This is a classic example of a **delusion** because it involves a **fixed, false belief** that is firmly held despite clear evidence to the contrary and is not amenable to logic or persuasion. - The syndrome demonstrates all core features of a delusion: **unshakeable conviction**, **imperviousness to contradictory evidence**, and **significant impact on behavior**. *De Clérambault's syndrome* - **De Clérambault's syndrome**, or **erotomania**, is a delusional disorder where an individual *believes another person, often of higher status, is in love with them*. - While this is also a classic example of a delusional disorder, **Othello syndrome** is more frequently cited in clinical teaching as the prototypical example of an isolated, circumscribed delusion. *Pyromania* - **Pyromania** is an **impulse control disorder** characterized by recurrent, deliberate fire-setting driven by tension or arousal. - It involves **behavioral impulsivity** and *not a fixed false belief*, thus it is not a delusion. *Kleptomania* - **Kleptomania** is another **impulse control disorder** characterized by recurrent failure to resist urges to steal objects not needed for personal use. - Like pyromania, it represents a **disorder of impulse control** rather than a disorder of thought content or belief system.

Question 485: Which of the following conditions does not typically involve delusions?

A. Delirium
B. Alcohol withdrawal
C. OCD (Correct Answer)
D. Schizophrenia

Explanation: ***OCD*** - **Obsessive-compulsive disorder** is characterized by recurrent, intrusive **thoughts (obsessions)** and repetitive **behaviors (compulsions)**, which the individual typically recognizes as irrational. - While patients with severe OCD may have **poor insight**, they generally do not experience **delusions**, which are fixed, false beliefs held despite evidence to the contrary. *Delirium* - **Delirium** is an acute, fluctuating disturbance of consciousness resulting from medical conditions or substance intoxication/withdrawal, often accompanied by **psychotic symptoms** including **delusions** and **hallucinations**. - The rapid onset and global cognitive impairment make **delusions** a common feature. *Schizophrenia* - **Schizophrenia** is a severe mental disorder characterized by **psychotic symptoms**, with **delusions** being one of the hallmark positive symptoms. - These **delusions** often include **persecutory**, **grandiose**, or **somatic themes**, among others. *Alcohol withdrawal* - Severe **alcohol withdrawal** can lead to **delirium tremens (DTs)**, which is associated with **psychotic symptoms** such as **delusions** and vivid **hallucinations** (often visual or tactile). - These **delusions** are often **persecutory** or referential in nature and contribute to the patient's fear and agitation.

Question 486: Which of the following is NOT a feature of neurosis?

A. Symptoms cause subjective distress
B. Contact with reality preserved
C. Personality disturbances (Correct Answer)
D. Insight is maintained

Explanation: ***Personality disturbances*** - While neurosis can cause significant distress and impact functioning, it does not typically involve **fundamental alterations in personality structure or identity**. - **Personality disorders**, not neuroses, are characterized by deeply ingrained, inflexible, and maladaptive patterns of perceiving, thinking, and behaving that deviate markedly from cultural expectations. *Symptoms cause subjective distress* - A core characteristic of neurosis is that the individual experiences significant **emotional suffering** and discomfort due to their symptoms, such as anxiety, phobias, or obsessions. - This **subjective distress** is often a primary motivator for seeking treatment. *Contact with reality preserved* - Individuals with neurosis maintain their ability to **distinguish between internal experiences and external reality**, unlike in psychosis where this distinction is lost. - They may understand that their fears or anxieties are irrational, but they are unable to control them. *Insight is maintained* - People with neurosis generally have some level of **awareness** that they have a problem or that their symptoms are unreasonable or excessive. - This **insight** allows them to recognize the need for help and engage in therapeutic processes.

Question 487: What is the typical maximum clinical assessment period recommended for initial psychiatric evaluation and treatment planning?

A. 7 days
B. 14 days
C. 30 days (Correct Answer)
D. 60 days

Explanation: ***30 days*** - A 30-day period allows sufficient time for a comprehensive initial **psychiatric evaluation**, including obtaining collateral information, performing diagnostic assessments, and observing initial responses to treatment. - This timeframe enables the formulation of a robust and personalized **treatment plan** that addresses the patient's immediate needs and long-term goals. *7 days* - While initial contact and safety assessments typically occur within 7 days, this period is generally too short for a full **diagnostic workup** and development of a comprehensive, integrated **treatment plan**. - Within 7 days, initial symptom management and crisis intervention are priorities, but a complete picture of the patient's condition for long-term planning is often not yet clear. *14 days* - A 14-day period may be adequate for some initial assessments and crisis stabilization but might not fully encompass the necessary time for thorough **diagnostic clarification** and the development of a well-rounded, individualized **treatment strategy**. - Certain psychiatric conditions require a longer period of observation to confirm diagnoses and assess the stability of symptoms, which may extend beyond two weeks. *60 days* - A 60-day period is generally considered too long for the *initial* assessment and treatment planning phase, as timely intervention is crucial in mental health to prevent symptom exacerbation and improve outcomes. - While ongoing evaluations and adjustments to treatment continue for much longer, the initial and comprehensive plan should ideally be established well before this timeframe.

Question 488: What code is assigned to psychiatric disorders in the ICD-10 classification?

A. F00-F99 (Correct Answer)
B. C00-D48
C. D50-D89
D. A00-A09

Explanation: ***Correct Option: F00-F99*** - The **International Classification of Diseases (ICD-10)** reserves the chapter from F00 to F99 specifically for **Mental, Behavioral, and Neurodevelopmental disorders**. - This range encompasses a wide spectrum of psychiatric conditions, from organic mental disorders to substance-related disorders and mood disorders. *Incorrect Option: C00-D48* - This range in ICD-10 is designated for **Neoplasms** (C00-D48). - These codes are used for classifying different types of tumors, both benign and malignant, throughout the body. *Incorrect Option: D50-D89* - This range in ICD-10 is used for **Diseases of the Blood and Blood-forming Organs and Certain Disorders Involving the Immune Mechanism**. - This includes conditions such as anemias, coagulation defects, and immune deficiencies. *Incorrect Option: A00-A09* - The A00-B99 chapter in ICD-10 is allocated to **Certain Infectious and Parasitic Diseases**. - Specifically, A00-A09 covers **Intestinal Infectious Diseases**.

Question 489: The most characteristic EEG finding in complex partial (psychomotor) seizures is:

A. Spikes over the temporal lobes (Correct Answer)
B. Diffuse Slowing
C. Generalized Spike and wave pattern
D. Multifocal spikes

Explanation: ***Spikes over the temporal lobes*** - **Complex partial seizures**, also known as **psychomotor seizures** or **temporal lobe seizures**, originate most commonly in the **temporal lobe**. - The characteristic EEG finding in these seizures is the presence of **sharp waves** or **spikes** specifically in the **temporal regions**, which can be unilateral or bilateral. *Diffuse Slowing* - **Diffuse slowing** on an EEG typically indicates **generalized brain dysfunction** or encephalopathy, which can be due to various causes like metabolic disturbances, drug effects, or widespread structural damage. - It is not a specific finding for focal seizures like complex partial seizures. *Generalized Spike and wave pattern* - A **generalized 3-Hz spike-and-wave pattern** is the hallmark EEG finding for **absence seizures** (a type of generalized seizure), not complex partial seizures. - This pattern is seen bilaterally and synchronously, reflecting a widespread cortical and thalamic network involvement. *Multifocal spikes* - **Multifocal spikes** indicate seizure activity originating from **multiple independent foci** in different brain regions. - While it points to epilepsy, it is not the most characteristic finding for a typical complex partial seizure, which usually arises from a single focus, most commonly in the temporal lobe.

Question 490: Which of the following statements best differentiates obsessive thoughts from delusions?

A. Delusions are held despite evidence to the contrary.
B. Obsessive thoughts are based on inadequate grounds.
C. Obsessive thoughts are seen as senseless by the patient.
D. Obsessive thoughts are recognized by the patient as irrational. (Correct Answer)

Explanation: ***Obsessive thoughts are recognized by the patient as irrational.*** - The key differentiator is that patients experiencing **obsessive thoughts** retain insight, recognizing the thoughts are their own and often are **unreasonable or excessive**. - They struggle against these thoughts, perceiving them as **ego-dystonic** or alien to their true self. *Delusions are held despite evidence to the contrary.* - While true that **delusions are fixed false beliefs** maintained despite contradictory evidence, this statement describes a characteristic of delusions but doesn't highlight the crucial difference in **patient insight** compared to obsessive thoughts. - A patient with a delusion typically believes it is **rational and true**, unlike an obsessive thought. *Obsessive thoughts are seen as senseless by the patient.* - This statement is partially true but less precise than acknowledging their irrationality. While often perceived as **senseless or intrusive**, the most critical aspect is the patient's recognition of their **unreasonableness or excessive nature**. - The patient struggles to dismiss them, even knowing they don't make sense. *Obsessive thoughts are based on inadequate grounds.* - This statement describes the intellectual basis of obsessive thoughts but doesn't capture the patient's *recognition* of this inadequacy, which is the defining characteristic differentiating them from delusions. - Delusions are also based on inadequate grounds, but the patient with the delusion accepts them as true.

Practice by Chapter

Clinical Interview Techniques

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Mental Status Examination

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Diagnostic Formulation

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Rating Scales and Questionnaires

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Psychological Testing

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Neuropsychological Assessment

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Risk Assessment

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Laboratory Investigations in Psychiatry

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Neuroimaging in Clinical Assessment

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Cultural Considerations in Assessment

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Developmental Assessment

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Diagnostic Classification Systems

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