Child and Adolescent Psychiatry — MCQs

Child and Adolescent Psychiatry Indian Medical PG Practice Questions and MCQs

Question 151: A pedophile is defined as an individual who engages in sexual activity with:

A. Older women
B. Children (Correct Answer)
C. Homosexual adults
D. Hijras

Explanation: **Explanation:** **Pedophilia** is a type of **Paraphilic Disorder** characterized by intense and recurrent sexual fantasies, urges, or behaviors involving prepubescent children (generally age 13 or younger). According to the DSM-5, for a diagnosis to be made, the individual must be at least 16 years old and at least 5 years older than the child. This makes **Option B** the correct answer. **Analysis of Incorrect Options:** * **Option A (Older women):** Sexual attraction to older individuals is not classified as a psychiatric disorder unless it involves non-consensual acts or causes significant distress/impairment. Specifically, attraction to the elderly is sometimes termed *Gerontophilia*. * **Option C (Homosexual adults):** This refers to sexual orientation, not a paraphilia. Homosexuality was removed from the DSM in 1973 and is not considered a mental disorder. * **Option D (Hijras):** This refers to a third-gender community in South Asia. Sexual interest in adults of any gender identity is a matter of sexual orientation, not a paraphilic pathology. **High-Yield Clinical Pearls for NEET-PG:** * **Duration:** Symptoms must be present for at least **6 months** for a diagnosis of Paraphilic Disorder. * **Ego-dystonic vs. Ego-syntonic:** Most paraphilias are ego-syntonic (the person does not feel their urges are wrong), but they become a "disorder" when they cause distress to the individual or harm/risk to others. * **Treatment:** The primary treatment is **Cognitive Behavioral Therapy (CBT)** and relapse prevention. Pharmacotherapy includes **Anti-androgens** (e.g., Medroxyprogesterone acetate) or **SSRIs** to reduce compulsive sexual urges. * **Commonest Paraphilia:** Voyeurism is often cited as the most common paraphilic activity.

Question 152: Which of the following is NOT a characteristic of Autism?

A. Onset often at age of 6 years (Correct Answer)
B. Repetitive behavior
C. Delayed language development
D. Severe deficit in social interaction

Explanation: **Explanation:** **Autism Spectrum Disorder (ASD)** is a neurodevelopmental disorder characterized by persistent deficits in social communication and restricted, repetitive patterns of behavior. **1. Why Option A is the Correct Answer (The "NOT" characteristic):** The onset of Autism occurs during the **early developmental period**, typically manifesting before the **age of 3 years**. Symptoms are often recognized by parents between 12–24 months of age. An onset at age 6 is inconsistent with the diagnostic criteria for ASD; if symptoms appear later, it may suggest another condition or that symptoms were masked by early support. **2. Why the other options are characteristics of Autism:** * **Option B (Repetitive behavior):** Patients exhibit stereotyped motor movements (e.g., hand flapping), insistence on sameness, and highly restricted, fixated interests. * **Option C (Delayed language development):** While not a standalone diagnostic criterion in DSM-5 (it is now under social communication), significant delays in speech or a total lack of spoken language are hallmark features in many children with ASD. * **Option D (Severe deficit in social interaction):** This is a core feature, including poor eye contact, lack of social-emotional reciprocity, and difficulty in developing or understanding relationships. **High-Yield Clinical Pearls for NEET-PG:** * **Male to Female Ratio:** Approximately 4:1. * **Kanner’s Syndrome:** The historical term for "Early Infantile Autism." * **Screening Tool:** M-CHAT (Modified Checklist for Autism in Toddlers) is used for children aged 16–30 months. * **Associated Sign:** "Joint Attention" deficit (failure to point at objects to show interest) is a key early warning sign. * **Prognosis:** The best predictors of long-term outcome are the **level of IQ** and **communicative language skills** by age 5.

Question 153: Which of the following is the most significant component of a behavioral program developed to help a mother deal with a child having oppositional defiant disorder?

A. Positive reinforcement (Correct Answer)
B. Punishment
C. School suspension
D. Strict parenting

Explanation: **Explanation:** **Oppositional Defiant Disorder (ODD)** is characterized by a persistent pattern of angry/irritable mood, argumentative/defiant behavior, or vindictiveness. The gold-standard treatment for ODD is **Parent Management Training (PMT)**. **Why Positive Reinforcement is Correct:** The core of behavioral therapy for ODD is shifting the focus from negative interactions to positive ones. **Positive reinforcement** (Option A) involves rewarding desired behaviors (e.g., following a command) to increase the frequency of those behaviors. This strengthens the parent-child bond and replaces defiant patterns with prosocial ones. It is the most effective component because children with ODD often receive constant negative attention; providing positive feedback for compliance breaks this cycle. **Why Other Options are Incorrect:** * **Punishment (Option B):** While "negative consequences" (like time-outs) are used in PMT, harsh punishment often backfires in ODD, escalating aggression and resentment rather than teaching new skills. * **School Suspension (Option C):** This is a reactive measure, not a therapeutic component. It often reinforces the child's behavior by allowing them to avoid school demands. * **Strict Parenting (Option D):** Authoritarian or overly strict parenting is often a risk factor for ODD. Effective management requires "Authoritative" parenting—combining high warmth with clear, consistent boundaries—rather than mere strictness. **High-Yield Clinical Pearls for NEET-PG:** * **Diagnosis:** Symptoms must be present for at least **6 months** and involve at least one individual who is not a sibling. * **Progression:** ODD is a common precursor to **Conduct Disorder (CD)**, especially if symptoms emerge early. * **Comorbidity:** Always screen for **ADHD**, as it is the most common comorbid condition (up to 50% of cases). * **First-line Treatment:** Behavioral interventions (PMT) are preferred over pharmacotherapy, which is reserved for comorbid conditions.

Question 154: A 3-year-old girl has normal developmental milestones except for a delay in speech. She has difficulty concentrating, communicating, and relating to others. She does not make friends but plays by herself. What is the likely diagnosis?

A. Attention-Deficit/Hyperactivity Disorder (ADHD)
B. Autism Spectrum Disorder (Correct Answer)
C. Specific learning disorder
D. Intellectual disability

Explanation: ### Explanation The clinical presentation describes a 3-year-old child with the classic triad of **Autism Spectrum Disorder (ASD)**: impaired social interaction, communication deficits, and restricted/repetitive patterns of behavior. **1. Why Autism Spectrum Disorder is correct:** The core features in this case are the **impairment in social reciprocity** (not making friends, playing alone) and **communication deficits** (delayed speech). Unlike other developmental delays, children with ASD struggle with "joint attention" and relating to others. While difficulty concentrating is mentioned, in ASD, this is often secondary to a lack of social interest or preoccupation with specific stimuli rather than a primary deficit in attention. **2. Why the other options are incorrect:** * **ADHD:** While it involves poor concentration, the primary symptoms are hyperactivity and impulsivity. Children with ADHD typically desire social interaction but may be rejected due to their behavior, unlike the social withdrawal seen here. * **Specific Learning Disorder:** This diagnosis is typically made in school-aged children (not at age 3) and refers to specific deficits in reading, writing, or math despite normal intelligence. It does not cause global social or speech delays. * **Intellectual Disability (ID):** While ID often co-occurs with ASD, the question states the child has "normal developmental milestones" except for speech and social skills. ID involves a global delay across all domains (motor, cognitive, and adaptive). **Clinical Pearls for NEET-PG:** * **M-CHAT-R:** The most commonly used screening tool for ASD in toddlers (16–30 months). * **Early Signs:** Lack of social smile, failure to respond to name by 12 months, and absence of "pointing" to show interest. * **Prognosis:** The best predictors of long-term outcome in ASD are the **level of intelligence (IQ)** and the **development of functional language** by age 5. * **Management:** Behavioral interventions (Applied Behavior Analysis - ABA) are the mainstay. Pharmacotherapy (e.g., Risperidone) is used only for associated irritability or aggression.

Question 155: Which personality disorder(s) can be a part of the autistic spectrum of disorders?

A. Schizoid
B. Schizotypal
C. Borderline
D. All the above (Correct Answer)

Explanation: **Explanation:** The relationship between Autism Spectrum Disorder (ASD) and Personality Disorders (PDs) is rooted in the overlap of social-communication deficits and behavioral patterns. While ASD is a neurodevelopmental disorder, its phenotypic expression often mirrors specific personality traits, leading to significant diagnostic comorbidity. **Why "All the Above" is Correct:** Current clinical research and the DSM-5/ICD-11 frameworks recognize that individuals on the autism spectrum frequently exhibit traits that meet the criteria for Cluster A and Cluster B personality disorders: * **Schizoid PD (Option A):** This is the most common overlap. Both ASD and Schizoid PD involve social detachment, a preference for solitary activities, and restricted emotional expression. Historically, "Asperger’s Syndrome" was often misdiagnosed as or co-occurred with Schizoid PD. * **Schizotypal PD (Option B):** Both conditions share deficits in social intuition and "odd" or eccentric communication styles. Research suggests a genetic and phenomenological link between the "broader autism phenotype" and the schizophrenia spectrum. * **Borderline PD (Option C):** There is a significant overlap, particularly in females. Emotional dysregulation, sensory processing issues leading to "meltdowns" (misinterpreted as BPD outbursts), and difficulties in interpersonal relationships are common to both. Many women diagnosed with BPD are later found to have undiagnosed high-functioning ASD. **High-Yield Clinical Pearls for NEET-PG:** * **Differential Diagnosis:** The key differentiator is the **age of onset**. ASD symptoms must be present in the early developmental period, whereas PDs are typically diagnosed in late adolescence or adulthood. * **Social Motivation:** In Schizoid PD, there is a lack of *desire* for relationships; in ASD, there is often a desire for connection but a lack of *social skills* (social-emotional reciprocity). * **Theory of Mind:** Deficits in "Theory of Mind" (understanding others' mental states) are a hallmark of ASD and are frequently observed in Schizotypal and Schizoid presentations. * **Prevalence:** Studies indicate that up to 50% of adults with ASD may meet the criteria for at least one personality disorder.

Question 156: An 8-year-old child has shown a lack of interest in studies for the last 6 months. He has frequent quarrels with his parents and has frequent headaches as an excuse to avoid school. What would be the most appropriate clinical diagnosis in this patient?

A. Migraine
B. Depression
C. Oppositional defiant disorder (Correct Answer)
D. Normal adolescent problem

Explanation: **Explanation:** The clinical presentation of this 8-year-old child—characterized by a persistent pattern of irritability, argumentative behavior, and defiance toward authority figures (parents)—is classic for **Oppositional Defiant Disorder (ODD)**. **Why ODD is correct:** According to DSM-5, ODD is diagnosed when a child exhibits a pattern of angry/irritable mood, argumentative/defiant behavior, or vindictiveness lasting at least **6 months**. Key features include losing temper, arguing with adults, actively defying rules, and blaming others for mistakes. In this case, the "frequent quarrels" and using somatic complaints (headaches) as a manipulative tool to avoid school (school refusal) align with the defiant and avoidant nature of ODD. **Why other options are incorrect:** * **Migraine:** While the child complains of headaches, these are specifically described as an "excuse to avoid school." In the context of behavioral issues and quarrels, these are likely somatic manifestations of school avoidance rather than a primary neurological disorder. * **Depression:** While pediatric depression can present as irritability, the core symptoms of anhedonia, sleep/appetite changes, and pervasive low mood are not the primary focus here compared to the overt defiance. * **Normal adolescent problem:** The child is 8 years old (pre-adolescent). Furthermore, the 6-month duration and impact on academic/family functioning exceed the boundaries of normal developmental "testing of limits." **High-Yield NEET-PG Pearls:** * **ODD vs. Conduct Disorder (CD):** ODD does *not* involve violation of the basic rights of others or major age-appropriate societal norms (e.g., no animal cruelty, theft, or fire-setting), which are hallmarks of CD. * **Comorbidity:** ODD is highly comorbid with **ADHD**. * **Treatment:** The first-line management for ODD is **Parent Management Training (PMT)** and behavioral therapy, rather than pharmacotherapy.

Question 157: Which of the following is true about the treatment of nocturnal enuresis?

A. Imipramine (Correct Answer)
B. Chlorpromazine (CPZ)
C. Alprazolam
D. Haloperidol

Explanation: **Explanation:** **Nocturnal Enuresis** is defined as the involuntary voiding of urine during sleep in children aged 5 years or older. **Why Imipramine is Correct:** Imipramine is a **Tricyclic Antidepressant (TCA)** traditionally used as a second-line pharmacological treatment for nocturnal enuresis. Its efficacy is attributed to a triple mechanism: 1. **Anticholinergic effect:** It increases bladder capacity by relaxing the detrusor muscle. 2. **Alpha-adrenergic stimulation:** It increases internal sphincter tone, preventing leakage. 3. **Alteration of sleep architecture:** It lightens the sleep stage, making the child more likely to wake up when the bladder is full. **Why Incorrect Options are Wrong:** * **Chlorpromazine (CPZ) & Haloperidol:** These are antipsychotics. They have no role in treating enuresis and may actually cause urinary incontinence or retention as side effects due to their complex receptor profiles. * **Alprazolam:** This is a benzodiazepine used for anxiety and insomnia. It acts as a muscle relaxant and sedative, which could potentially worsen enuresis by making it harder for the child to wake up to the sensation of a full bladder. **High-Yield Clinical Pearls for NEET-PG:** * **First-line Management:** Always start with **behavioral therapy** (e.g., fluid restriction before bed, bladder training). * **Gold Standard/Most Effective Behavioral Therapy:** The **Enuresis Alarm** (Bell and Pad method). * **First-line Pharmacotherapy:** **Desmopressin (DDAVP)**, a synthetic analog of ADH, is preferred over Imipramine due to a better safety profile. * **Imipramine Caution:** It has a narrow therapeutic index; overdose can lead to fatal cardiotoxicity (arrhythmias). Always monitor for ECG changes.

Question 158: Which of the following is LEAST commonly seen in conduct disorder in girls?

A. Running away from home
B. High-risk sexual behavior
C. Physical aggression (Correct Answer)
D. Emotional bullying

Explanation: **Explanation:** Conduct Disorder (CD) is characterized by a repetitive and persistent pattern of behavior in which the basic rights of others or major age-appropriate societal norms are violated. While the core diagnostic criteria are the same for both genders, there is a significant **gender dimorphism** in the clinical presentation. **Why Physical Aggression is the Correct Answer:** In Conduct Disorder, **physical aggression** (such as physical cruelty to people or animals, using weapons, or initiating physical fights) is the hallmark of the disorder in **boys**. In contrast, girls with Conduct Disorder are significantly less likely to engage in direct physical violence. Instead, they tend to exhibit "relational aggression" or non-confrontational behaviors. **Analysis of Incorrect Options:** * **Running away from home (A):** This is a common "status offense" seen in girls. Girls with CD are more likely to exhibit covert, non-aggressive behaviors like truancy and running away compared to boys. * **High-risk sexual behavior (B):** Research indicates that girls diagnosed with CD have a higher prevalence of early-onset sexual activity, multiple partners, and substance abuse as part of their impulsive behavioral pattern. * **Emotional bullying (D):** Also known as relational aggression, this involves damaging others' social status or relationships (e.g., spreading rumors, social exclusion). This is the predominant form of "aggression" seen in females with CD. **High-Yield Pearls for NEET-PG:** * **Gender Ratio:** CD is more common in boys (approx. 3:1 to 4:1). * **Progression:** Conduct Disorder is the childhood precursor to **Antisocial Personality Disorder** (diagnosed after age 18). * **Callous-Unemotional (CU) Traits:** The presence of limited prosocial emotions (lack of remorse/empathy) indicates a more severe prognosis and a higher risk of adult psychopathy. * **Comorbidity:** Frequently associated with ADHD, Oppositional Defiant Disorder (ODD), and Substance Use Disorders.

Question 159: In Profound Mild Intellectual Disability (MR), what is the IQ range?

A. 50-69
B. 35-49
C. 20-34
D. < 20 (Correct Answer)

Explanation: **Explanation:** Intellectual Disability (ID), formerly known as Mental Retardation (MR), is classified based on Intelligence Quotient (IQ) scores. According to the ICD-10 and DSM-IV criteria, the classification is divided into four levels of severity: * **Correct Answer: D (< 20):** **Profound Intellectual Disability** is defined by an IQ score below 20. Individuals in this category have extremely limited communication skills, require constant supervision, and are usually dependent on others for all aspects of daily care (eating, dressing, and hygiene). **Analysis of Incorrect Options:** * **Option A (50-69):** This range represents **Mild Intellectual Disability**. These individuals are "educable" (up to 6th-grade level) and can often live independently with minimal support. * **Option B (35-49):** This range represents **Moderate Intellectual Disability**. These individuals are "trainable" (up to 2nd-grade level) and can perform simple supervised tasks. * **Option C (20-34):** This range represents **Severe Intellectual Disability**. These individuals have very limited speech and require significant support for daily living, though they may learn basic self-care. **Clinical Pearls for NEET-PG:** 1. **Most Common Type:** Mild ID is the most common, accounting for approximately 85% of all cases. 2. **Etiology:** The most common genetic cause of ID is **Down Syndrome**, while the most common inherited cause is **Fragile X Syndrome**. 3. **DSM-5 Update:** While IQ scores are still used, the DSM-5 now emphasizes **adaptive functioning** (conceptual, social, and practical domains) rather than IQ scores alone to determine the severity level. 4. **Borderline Intelligence:** An IQ range of **70-79** is considered borderline intellectual functioning.

Question 160: According to DSM-5 classification, what is the diagnosis for a child who exhibits below-average mathematical skills despite having a normal IQ and age-appropriate learning abilities in other areas, and remains unaffected by a year-long private mathematics tutoring?

A. Mathematics learning disorder
B. Aspergers syndrome
C. ADHD
D. Specific learning disorder (Correct Answer)

Explanation: ***Specific learning disorder***- The presentation meets the criteria for **Specific Learning Disorder (SLD)**, characterized by persistent difficulties in learning core academic skills (in this case, mathematics) that are significantly below expected levels, despite having **average intellectual functioning (normal IQ)**.- The failure to show improvement despite targeted intervention (private tutoring for a year) confirms the persistence and severity of the **neurodevelopmental basis** of the learning difficulty, which is central to the diagnosis of SLD.*ADHD*- **Attention-Deficit/Hyperactivity Disorder (ADHD)** primarily involves persistent patterns of inattention and/or hyperactivity-impulsivity that interfere with functioning or development.- While ADHD can impair academic performance, the primary deficit described here is specific to **mathematical calculation and reasoning**, rather than generalized difficulties arising from attention regulation issues. *Mathematics learning disorder*- This term refers to the specific impairment outlined (often called **Dyscalculia**), but in the DSM-5, it is classified as a **specifier** under the broader diagnosis of Specific Learning Disorder (SLD), specifically "Specific Learning Disorder, With Impairment in Mathematics."- Since **Specific learning disorder** is provided as an option, it is the formal and overarching diagnostic category that applies in this clinical setting.*Aspergers syndrome*- **Asperger's Syndrome** is an outdated term now grouped under **Autism Spectrum Disorder (ASD)**, which is fundamentally characterized by deficits in social communication and interaction, and restricted, repetitive patterns of behavior.- While individuals with ASD may have uneven skill profiles, the history focuses exclusively on a **specific, isolated academic impairment** in mathematics, without mentioning the core criteria of social deficits.

Practice by Chapter

Normal Child Development

Practice Questions

Intellectual Developmental Disorder

Practice Questions

Autism Spectrum Disorders

Practice Questions

Attention-Deficit/Hyperactivity Disorder

Practice Questions

Conduct Disorder

Practice Questions

Oppositional Defiant Disorder

Practice Questions

Anxiety Disorders in Children

Practice Questions

Depression in Children and Adolescents

Practice Questions

Psychosis in Children and Adolescents

Practice Questions

Learning Disorders

Practice Questions

Child Abuse and Neglect

Practice Questions

Family Therapy Approaches

Practice Questions

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