Child and Adolescent Psychiatry Practice Questions

Q: What is the recommended age for initiating puberty suppression therapy with GnRH analogs in adolescents with gender dysphoria according to international guidelines?

Tanner stage 2-3. ***Tanner stage 2-3*** - **GnRH analogs** are recommended to be initiated at **Tanner stage 2-3**, as this marks the onset of physical puberty where changes are still largely reversible. - This timing prevents the development of **secondary sexual characteristics** that cause significant distress, while allowing the adolescent more time for **psychological exploration**. *Tanner stage 1* - Initiating therapy at this stage is considered **premature** because the hypothalamic-pituitary-gonadal axis has not yet been activated. - Guidelines require the physical onset of puberty to be documented to confirm the **biological trajectory** of the adolescent. *After 18 years of age* - Waiting until adulthood is typically the standard for **gender-affirming surgeries**, not for **puberty suppression**. - Postponing treatment until 18 allows irreversible **endogenous puberty** to complete, which may exacerbate **gender dysphoria** and necessitate more invasive future procedures. *Tanner stage 4-5* - These stages represent late or completed puberty, where most **permanent physical changes** (such as voice deepening or breast development) have already occurred. - While **GnRH analogs** can still be used to stop menses or further virilization, the primary benefit of early **puberty suppression** is largely lost by this stage.

Q: IQ is commonly categorized as:

Mild intellectual disability. **Explanation:** Intellectual Disability (ID) is classified based on Intelligence Quotient (IQ) scores, which measure cognitive functioning. According to the ICD-10 and DSM-5 criteria, the categorization is as follows: * **Mild Intellectual Disability (IQ 50–70):** This is the correct answer. Individuals in this category constitute about 85% of the ID population. They are considered "educable," usually achieving up to a 6th-grade academic level and can live independently with minimal support. * **Moderate Intellectual Disability (IQ 35–49):** These individuals are "trainable." They can acquire communication skills and perform semi-skilled work under supervision but rarely progress beyond 2nd-grade academic levels. * **Severe Intellectual Disability (IQ 20–34):** These individuals have very limited communication skills and require significant supervision and support for self-care and daily activities. * **Profound Intellectual Disability (IQ <20):** This group requires 24-hour nursing care and constant supervision. They often have associated neurological conditions. **High-Yield Clinical Pearls for NEET-PG:** 1. **Borderline Intelligence:** Refers to an IQ range of **71–84**. 2. **Average IQ:** The mean IQ is **100**, with a standard deviation of 15. 3. **Diagnosis:** Diagnosis of ID requires both an IQ below 70 and significant deficits in **adaptive functioning** (conceptual, social, and practical domains) manifesting before age 18. 4. **Most Common Cause:** The most common genetic cause of ID is **Down Syndrome**, while the most common inherited cause is **Fragile X Syndrome**. The most common preventable cause is **Fetal Alcohol Syndrome**.

Q: Which neurodevelopmental disorder is characterized by impaired social interaction, impaired verbal and nonverbal communication, and restricted and repetitive behavior?

Autism. ### Explanation **Correct Option: A. Autism (Autism Spectrum Disorder - ASD)** Autism Spectrum Disorder (ASD) is a neurodevelopmental disorder defined by a classic "triad" of impairments (as per DSM-IV) or two core domains (as per DSM-5). The diagnosis is based on: 1. **Persistent deficits in social communication and social interaction:** This includes difficulty with social-emotional reciprocity, nonverbal communicative behaviors (e.g., eye contact, gestures), and developing/maintaining relationships. 2. **Restricted, repetitive patterns of behavior, interests, or activities:** This includes stereotyped motor movements (e.g., hand flapping), insistence on sameness, and highly fixated interests. **Why Incorrect Options are Wrong:** * **B. Anxiety disorder:** Characterized by excessive fear or worry and physical symptoms of autonomic arousal; it does not inherently involve deficits in social communication or repetitive motor behaviors. * **C. Antisocial personality disorder:** A Cluster B personality disorder characterized by a pervasive pattern of disregard for, and violation of, the rights of others. It is diagnosed only after age 18. * **D. Paranoid schizophrenia:** A psychotic disorder characterized by delusions and hallucinations. While social withdrawal occurs, it lacks the early developmental onset and specific repetitive behavioral patterns of ASD. **High-Yield Clinical Pearls for NEET-PG:** * **Age of Onset:** Symptoms must be present in the **early developmental period** (typically recognized by age 2–3). * **Screening Tool:** **M-CHAT** (Modified Checklist for Autism in Toddlers) is commonly used. * **Prognosis:** The best predictors of long-term outcome are **IQ** and **communicative language development** by age 5. * **Associated Condition:** Approximately 30% of children with ASD develop **Seizures/Epilepsy**. * **Gender:** More common in **males** (approx. 4:1 ratio).

Q: Which of the following childhood disorders typically improves with increasing age?

Temper tantrum. **Explanation:** **Correct Option: C. Temper tantrum** Temper tantrums are considered a **normal developmental phase** in young children, typically peaking between the ages of **2 and 4 years**. They occur because toddlers have limited verbal skills to express frustration and a developing sense of autonomy. As the child’s language skills improve, emotional regulation matures, and social coping mechanisms develop, these episodes naturally decrease in frequency and intensity. Therefore, temper tantrums typically improve and resolve with increasing age. **Analysis of Incorrect Options:** * **A. Conduct Disorder:** This is a repetitive and persistent pattern of behavior where the basic rights of others or major age-appropriate societal norms are violated. Without intervention, it often persists into adulthood, frequently evolving into **Antisocial Personality Disorder**. * **B. Emotional Problems:** Conditions like childhood anxiety or depression do not follow a predictable pattern of improvement with age. In many cases, untreated childhood emotional disorders can worsen or predispose the individual to chronic psychiatric morbidity in adulthood. * **C. Sleep Disorders:** While some issues like night terrors may resolve, many childhood sleep disorders (e.g., insomnia, sleep apnea, or delayed sleep phase) can persist or change in presentation rather than simply improving as a rule of maturation. **High-Yield Pearls for NEET-PG:** * **Breath-holding spells:** Another common behavioral phenomenon in toddlers (6 months to 2 years) that also typically improves with age. * **Red Flag:** If temper tantrums persist beyond age 5, are unusually frequent (multiple times a day), or involve self-harm, they may indicate underlying ADHD, ODD, or Autism Spectrum Disorder. * **Management:** The primary management for simple temper tantrums is **anticipatory guidance** and **behavioral extinction** (ignoring the behavior while ensuring the child's safety).

Q: Tourette syndrome is characterized by which of the following?

Tics. **Explanation:** **Tourette Syndrome (TS)** is a neurodevelopmental disorder primarily characterized by the presence of **multiple motor tics and at least one vocal (phonic) tic** that have persisted for more than one year, with an onset before age 18. Tics are sudden, rapid, recurrent, non-rhythmic motor movements or vocalizations. This makes **Option B** the definitive diagnostic feature. **Analysis of Incorrect Options:** * **Option A (ADHD):** While ADHD is the **most common comorbidity** associated with Tourette Syndrome (occurring in about 60% of cases), it is not a defining characteristic of the syndrome itself. * **Option C (Autism Spectrum Disorder):** ASD involves deficits in social communication and restricted, repetitive patterns of behavior. While both are neurodevelopmental, they are distinct clinical entities. * **Option D (Intellectual Disability):** Most individuals with Tourette Syndrome have a normal range of intelligence. ID is not a feature or a common association of the disorder. **High-Yield Clinical Pearls for NEET-PG:** * **Diagnostic Criteria:** Multiple motor + ≥1 vocal tic; duration >1 year; onset <18 years. * **Common Comorbidities:** ADHD (most common), followed by Obsessive-Compulsive Disorder (OCD). * **Premonitory Urge:** Patients often describe an uncomfortable sensory urge (like an itch) that is relieved by performing the tic. * **Coprolalia:** The involuntary utterance of obscene words occurs in only about 10-15% of cases (often overemphasized in exams). * **Treatment:** * First-line non-pharmacological: **CBIT** (Comprehensive Behavioral Intervention for Tics). * Pharmacological: Alpha-2 agonists (Clonidine, Guanfacine) or Antipsychotics (Haloperidol, Pimozide, Risperidone).

Q: Who proposed the psychosocial stages of development?

Erikson. **Explanation:** **Erik Erikson** proposed the **Psychosocial Theory of Development**, which suggests that personality develops in a predetermined order through **eight stages** from infancy to adulthood. Unlike Freud’s focus on psychosexual stages, Erikson emphasized the impact of social experience and conscious thought. Each stage is characterized by a "psychosocial crisis" (e.g., Trust vs. Mistrust) that serves as a turning point in development. **Analysis of Incorrect Options:** * **B. Eugen Bleuler:** A Swiss psychiatrist known for coining the term **"Schizophrenia"** and defining its "4 As" (Association, Affect, Ambivalence, and Autism). * **C. Sigmund Freud:** The father of psychoanalysis who proposed the **Psychosexual stages of development** (Oral, Anal, Phallic, Latency, and Genital). * **D. Konrad Lorenz:** An ethologist famous for his work on **Imprinting** and the "Critical Period" in animal behavior, which influenced attachment theory. **High-Yield Clinical Pearls for NEET-PG:** * **Stage 1 (0–1 yr):** Trust vs. Mistrust (Virtue: **Hope**). * **Stage 5 (12–18 yrs):** Identity vs. Role Confusion (Virtue: **Fidelity**). This is the most frequently tested stage in adolescent psychiatry. * **Stage 8 (Late Adulthood):** Integrity vs. Despair (Virtue: **Wisdom**). * **Key Distinction:** Freud’s theory ends at adolescence, whereas Erikson’s theory covers the **entire lifespan**.

Q: What are the education criteria for intellectual disability?

Mild. **Explanation:** Intellectual Disability (ID) is classified into four levels of severity based on IQ scores and adaptive functioning. The term **"Educable"** is specifically associated with **Mild Intellectual Disability**. 1. **Mild ID (IQ 50–70):** This group constitutes about 85% of the ID population. These individuals are considered **"Educable"** because they can acquire academic skills up to approximately the 6th-grade level. With appropriate support, they can live independently and maintain semi-skilled or unskilled jobs. 2. **Moderate ID (IQ 35–49):** These individuals are classified as **"Trainable."** They can acquire communication and basic health/safety skills but rarely progress beyond 2nd-grade academic levels. They require supervised living and sheltered workshops. 3. **Severe ID (IQ 20–34):** These individuals have very limited communication and poor motor development. They require significant supervision and can only perform simple tasks under close oversight. 4. **Profound ID (IQ <20):** These individuals require 24-hour nursing care and constant supervision. They often have associated neurological conditions and minimal sensorimotor functioning. **High-Yield Clinical Pearls for NEET-PG:** * **DSM-5 Shift:** Diagnosis is now based on **adaptive functioning** (conceptual, social, and practical domains) rather than IQ scores alone. * **Most Common Cause:** Genetic (Down Syndrome is the most common genetic cause; Fragile X is the most common inherited cause). * **Prevention:** Phenylketonuria (PKU) is a treatable cause of ID if dietary restrictions are started early. * **Memory Aid:** * Mild = Educable (6th grade) * Moderate = Trainable (2nd grade) * Severe/Profound = Dependent/Custodial care

Q: Which of the following is true about autism?

Starts before 2-3 years of age.. **Explanation:** Autism Spectrum Disorder (ASD) is a neurodevelopmental disorder characterized by persistent deficits in social communication and interaction, alongside restricted, repetitive patterns of behavior. **Why Option C is Correct:** According to both ICD-10 and DSM-5 criteria, the onset of symptoms must occur in the **early developmental period**. Typically, features become evident before the age of **3 years**. While some children show signs in infancy (e.g., lack of eye contact), others may undergo a "regressive" phase where they lose previously acquired language or social skills between 15–24 months. **Why the Other Options are Incorrect:** * **Option A:** Historically, it was falsely believed that autism was linked to "refrigerator mothers" or high socioeconomic status. Modern research confirms that ASD occurs across **all socioeconomic, racial, and ethnic groups**. * **Option B:** Impaired communication is a **hallmark** of autism. This includes delayed speech, lack of "joint attention," inability to understand non-verbal cues (gestures/facial expressions), and echolalia. * **Option D:** ASD is significantly **more common in boys** than girls, with a reported ratio of approximately **4:1**. **High-Yield Clinical Pearls for NEET-PG:** * **Kanner’s Syndrome:** The historical term for "Early Infantile Autism." * **Core Triad:** Impaired social interaction, impaired communication, and restricted/repetitive interests. * **Best Prognostic Factor:** The presence of communicative speech by age 5 and a higher IQ. * **Associated Sign:** "Hand-flapping" or "toe-walking" (stereotypical movements). * **Screening Tool:** M-CHAT (Modified Checklist for Autism in Toddlers).

Q: An IQ between 50-70 indicates which level of intellectual disability?

Mild intellectual disability. **Explanation:** Intellectual Disability (ID), formerly known as mental retardation, is characterized by deficits in intellectual functions (reasoning, problem-solving, planning) and adaptive functioning. According to the ICD-10 and DSM-5 classifications, the severity of ID is categorized based on IQ scores. **Why the correct answer is right:** * **Mild Intellectual Disability (IQ 50–70):** This is the most common type, accounting for about 85% of the ID population. Individuals in this category are considered "educable." They can usually acquire academic skills up to the 6th-grade level and achieve social and vocational skills adequate for minimum self-support, though they may need guidance during unusual social or economic stress. **Why the incorrect options are wrong:** * **Moderate Intellectual Disability (IQ 35–49):** These individuals are considered "trainable." They can acquire communication skills and perform unskilled or semi-skilled work under supervision but rarely progress beyond 2nd-grade academic levels. * **Severe Intellectual Disability (IQ 20–34):** These individuals have very limited communication skills and require significant support and supervision for activities of daily living. * **Profound Intellectual Disability (IQ < 20):** These individuals have minimal sensorimotor functioning and require 24-hour nursing care and constant supervision. **High-Yield Clinical Pearls for NEET-PG:** * **Most common cause of ID:** Genetic factors (Down Syndrome is the most common chromosomal cause; Fragile X is the most common inherited cause). * **Assessment Tools:** Binet-Kamat Test (BKT) and Malin’s Intelligence Scale for Indian Children (MISIC) are frequently used in India. * **DSM-5 Shift:** While IQ scores are still used, the DSM-5 emphasizes **adaptive functioning** (conceptual, social, and practical domains) rather than IQ score alone to determine the level of support required.

Q: Which of the following nerve stimulations may be considered for the treatment of ADHD?

Trigeminal Nerve. **Explanation:** The correct answer is **Trigeminal Nerve (Option C)**. **External Trigeminal Nerve Stimulation (eTNS)** is a non-pharmacological treatment modality recently approved (FDA, 2019) for pediatric ADHD (ages 7-12). The mechanism involves sending low-level electrical signals via a patch on the forehead to the branches of the trigeminal nerve. These signals travel to specific brain regions, including the **locus coeruleus, reticular activating system, and anterior cingulate cortex**, which are critical for regulating attention, emotion, and executive function. It is particularly indicated for patients who do not tolerate ADHD medications. **Analysis of Incorrect Options:** * **A. Vagal Nerve Stimulation (VNS):** While VNS is an established treatment for refractory epilepsy and treatment-resistant depression, it is not currently a standard or approved treatment for ADHD. * **B. Facial Nerve:** The facial nerve (CN VII) is primarily motor to the muscles of facial expression. It does not have the direct neuroanatomical projections to the brainstem’s arousal centers required to modulate ADHD symptoms. * **D. Trochlear Nerve:** The trochlear nerve (CN IV) is a pure motor nerve controlling the superior oblique muscle of the eye; it has no role in cognitive or behavioral modulation. **High-Yield Clinical Pearls for NEET-PG:** * **eTNS Protocol:** Usually administered at night during sleep; effects may take up to 4 weeks to manifest. * **First-line ADHD Treatment:** Stimulants (Methylphenidate) remain the gold standard. * **Neuroanatomy of ADHD:** Primarily involves dysfunction in the **Prefrontal Cortex** and imbalances in **Dopamine and Norepinephrine**. * **Contraindication:** eTNS should not be used in patients with active implantable devices (e.g., pacemakers or neurostimulators).

Question 1

What is the recommended age for initiating puberty suppression therapy with GnRH analogs in adolescents with gender dysphoria according to international guidelines?

Accepted Answer

Tanner stage 2-3

Answer

Tanner stage 1

Answer

After 18 years of age

Answer

Tanner stage 4-5

Question 2

IQ is commonly categorized as:

Accepted Answer

Mild intellectual disability

Answer

Moderate intellectual disability

Answer

Severe intellectual disability

Answer

Profound intellectual disability

Question 3

Which neurodevelopmental disorder is characterized by impaired social interaction, impaired verbal and nonverbal communication, and restricted and repetitive behavior?

Accepted Answer

Autism

Answer

Anxiety disorder

Answer

Antisocial personality disorder

Answer

Paranoid schizophrenia

Question 4

Which of the following childhood disorders typically improves with increasing age?

Accepted Answer

Temper tantrum

Answer

Conduct disorder

Answer

Emotional problems

Answer

Sleep disorder

Question 5

Tourette syndrome is characterized by which of the following?

Accepted Answer

Tics

Answer

Attention deficit disorder

Answer

Autism spectrum disorder

Answer

Intellectual disability

Question 6

Who proposed the psychosocial stages of development?

Accepted Answer

Erikson

Answer

Bleuler

Answer

Freud

Answer

Lorenz

Question 7

What are the education criteria for intellectual disability?

Accepted Answer

Mild

Answer

Moderate

Answer

Severe

Answer

Profound

Question 8

Which of the following is true about autism?

Accepted Answer

Starts before 2-3 years of age.

Answer

Occurs in high economic strata.

Answer

Characterized by normal communication.

Answer

More common in girls.

Question 9

An IQ between 50-70 indicates which level of intellectual disability?

Accepted Answer

Mild intellectual disability

Answer

Moderate intellectual disability

Answer

Severe intellectual disability

Answer

Profound intellectual disability

Question 10

Which of the following nerve stimulations may be considered for the treatment of ADHD?

Accepted Answer

Trigeminal Nerve

Answer

Vagal Nerve

Answer

Facial Nerve

Answer

Trochlear Nerve

Child and Adolescent Psychiatry — MCQs

Child and Adolescent Psychiatry — MCQs

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