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Question 1
Incorrect
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What is a common characteristic observed in a patient diagnosed with DiGeorge syndrome?
Your Answer: Pronounced self injurious behaviour
Correct Answer: Cleft palate
Explanation:The condition associated with flapping hand movements is either Angelman syndrome of Fragile X, while hyperphagia is a symptom of Prader-Willi syndrome. Overlapping of fingers over thumb is seen in Patau syndrome, and pronounced self-injurious behavior is a feature of Lesch-Nyhan syndrome of Smith-Magenis syndrome. DiGeorge syndrome is typically caused by a deletion on chromosome 22 and presents with a variety of symptoms, including cardiac abnormalities (tetralogy of Fallot), abnormal facies (almond-shaped eyes, low-set ears), thymic aplasia (leading to recurrent infections), cleft palate, and hypocalcemia/hypoparathyroidism (resulting in short stature and seizures). Learning disabilities are also common in individuals with DiGeorge syndrome, and they may also be at increased risk for psychiatric conditions such as depression, ADHD, and schizophrenia.
Genetic Conditions and Their Features
Genetic conditions are disorders caused by abnormalities in an individual’s DNA. These conditions can affect various aspects of a person’s health, including physical and intellectual development. Some of the most common genetic conditions and their features are:
– Downs (trisomy 21): Short stature, almond-shaped eyes, low muscle tone, and intellectual disability.
– Angelman syndrome (Happy puppet syndrome): Flapping hand movements, ataxia, severe learning disability, seizures, and sleep problems.
– Prader-Willi: Hyperphagia, excessive weight gain, short stature, and mild learning disability.
– Cri du chat: Characteristic cry, hypotonia, down-turned mouth, and microcephaly.
– Velocardiofacial syndrome (DiGeorge syndrome): Cleft palate, cardiac problems, and learning disabilities.
– Edwards syndrome (trisomy 18): Severe intellectual disability, kidney malformations, and physical abnormalities.
– Lesch-Nyhan syndrome: Self-mutilation, dystonia, and writhing movements.
– Smith-Magenis syndrome: Pronounced self-injurious behavior, self-hugging, and a hoarse voice.
– Fragile X: Elongated face, large ears, hand flapping, and shyness.
– Wolf Hirschhorn syndrome: Mild to severe intellectual disability, seizures, and physical abnormalities.
– Patau syndrome (trisomy 13): Severe intellectual disability, congenital heart malformations, and physical abnormalities.
– Rett syndrome: Regression and loss of skills, hand-wringing movements, and profound learning disability.
– Tuberous sclerosis: Hamartomatous tumors, epilepsy, and behavioral issues.
– Williams syndrome: Elfin-like features, social disinhibition, and advanced verbal skills.
– Rubinstein-Taybi syndrome: Short stature, friendly disposition, and moderate learning disability.
– Klinefelter syndrome: Extra X chromosome, low testosterone, and speech and language issues.
– Jakob’s syndrome: Extra Y chromosome, tall stature, and lower mean intelligence.
– Coffin-Lowry syndrome: Short stature, slanting eyes, and severe learning difficulty.
– Turner syndrome: Short stature, webbed neck, and absent periods.
– Niemann Pick disease (types A and B): Abdominal swelling, cherry red spot, and feeding difficulties.It is important to note that these features may vary widely among individuals with the same genetic condition. Early diagnosis and intervention can help individuals with genetic conditions reach their full potential and improve their quality of life.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 2
Incorrect
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If a 12 year old with moderate depression has not responded to psychological therapy, what treatment is recommended?
Your Answer: Sertraline
Correct Answer: Fluoxetine
Explanation:Depression in Children and Adolescents
The first line of treatment for depression in children and adolescents is psychological therapy. If this approach is unsuccessful, fluoxetine is the preferred treatment. If fluoxetine is also ineffective, an alternative SSRI should be considered. However, there is limited data on which SSRI is most appropriate. These recommendations are based on the Maudsley Guidelines 10th Edition.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 3
Incorrect
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A 16 year old boy is brought to clinic by his parents who are worried about his recent behavior of talking to imaginary people and exhibiting unusual behavior. Upon further inquiry, it is discovered that he has a history of learning disability and was born with a cleft palate and a heart defect. The parents also report that he has had frequent bouts of pneumonia. Based on this information, what is the most likely diagnosis?
Your Answer:
Correct Answer: DiGeorge syndrome
Explanation:DiGeorge syndrome is primarily caused by a deletion on chromosome 22 and presents with a range of symptoms. To aid in remembering the chromosome involved and some of the signs and symptoms, a mnemonic is used. These include cardiac abnormalities such as tetralogy of Fallot, abnormal facies with almond-shaped eyes and low-set ears, thymic aplasia leading to recurrent infections, cleft palate, and hypocalcemia/hypoparathyroidism causing short stature and seizures. Additionally, individuals with DiGeorge syndrome often have a degree of learning disability and are at an increased risk for psychiatric conditions such as depression, ADHD, and schizophrenia.
Genetic Conditions and Their Features
Genetic conditions are disorders caused by abnormalities in an individual’s DNA. These conditions can affect various aspects of a person’s health, including physical and intellectual development. Some of the most common genetic conditions and their features are:
– Downs (trisomy 21): Short stature, almond-shaped eyes, low muscle tone, and intellectual disability.
– Angelman syndrome (Happy puppet syndrome): Flapping hand movements, ataxia, severe learning disability, seizures, and sleep problems.
– Prader-Willi: Hyperphagia, excessive weight gain, short stature, and mild learning disability.
– Cri du chat: Characteristic cry, hypotonia, down-turned mouth, and microcephaly.
– Velocardiofacial syndrome (DiGeorge syndrome): Cleft palate, cardiac problems, and learning disabilities.
– Edwards syndrome (trisomy 18): Severe intellectual disability, kidney malformations, and physical abnormalities.
– Lesch-Nyhan syndrome: Self-mutilation, dystonia, and writhing movements.
– Smith-Magenis syndrome: Pronounced self-injurious behavior, self-hugging, and a hoarse voice.
– Fragile X: Elongated face, large ears, hand flapping, and shyness.
– Wolf Hirschhorn syndrome: Mild to severe intellectual disability, seizures, and physical abnormalities.
– Patau syndrome (trisomy 13): Severe intellectual disability, congenital heart malformations, and physical abnormalities.
– Rett syndrome: Regression and loss of skills, hand-wringing movements, and profound learning disability.
– Tuberous sclerosis: Hamartomatous tumors, epilepsy, and behavioral issues.
– Williams syndrome: Elfin-like features, social disinhibition, and advanced verbal skills.
– Rubinstein-Taybi syndrome: Short stature, friendly disposition, and moderate learning disability.
– Klinefelter syndrome: Extra X chromosome, low testosterone, and speech and language issues.
– Jakob’s syndrome: Extra Y chromosome, tall stature, and lower mean intelligence.
– Coffin-Lowry syndrome: Short stature, slanting eyes, and severe learning difficulty.
– Turner syndrome: Short stature, webbed neck, and absent periods.
– Niemann Pick disease (types A and B): Abdominal swelling, cherry red spot, and feeding difficulties.It is important to note that these features may vary widely among individuals with the same genetic condition. Early diagnosis and intervention can help individuals with genetic conditions reach their full potential and improve their quality of life.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 4
Incorrect
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How would you describe the behavior of a child who complains of stomach pains when taken to school but appears fine and eager to learn and play when allowed to stay at home?
Your Answer:
Correct Answer: School refusal
Explanation:Understanding School Refusal
School refusal is a common problem that affects 1-5% of children, with similar rates in both boys and girls. Although it can occur at any age, it is more common in children aged five, six, 10, and 11 years. Unlike truancy, school refusal is not a formal diagnosis and is characterized by severe distress about attending school, often manifesting as temper tantrums and somatic symptoms. Parents are generally aware of the absence, and there is no antisocial behavior present. Children with school refusal often have a desire and willingness to do school work at home, whereas those who are truant show little interest in school work in any setting.
The onset of school refusal symptoms is usually gradual and may occur after a holiday of illness. Stressful events at home of school, of with peers, may also cause school refusal. Presenting symptoms include fearfulness, panic symptoms, crying episodes, temper tantrums, threats of self-harm, and somatic symptoms that present in the morning and improve if the child is allowed to stay home.
Behavioural approaches, primarily exposure-based treatments, are used to treat school refusal. However, it is important to note that school refusal is not a diagnosis but a presenting problem that may be linked to other diagnoses such as separation anxiety disorder, generalized anxiety disorder, depression, oppositional defiant disorder, learning disorders, and pervasive developmental disabilities such as Asperger’s disorder, autism, and mental retardation.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 5
Incorrect
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A 9-year-old girl is being seen in the Enuresis clinic. She continues to experience bedwetting at night despite utilizing an enuresis alarm for the last three months. She has no issues with urination during the day and has a daily bowel movement. What treatment option is most probable to be recommended?
Your Answer:
Correct Answer: Oral desmopressin 200 micrograms once daily
Explanation:Desmopressin, a man-made version of vasopressin, is approved for treating bedwetting in children aged 5 to 17. The recommended dosage is a single daily dose of 200 mcg.
Elimination Disorders
Elimination disorders refer to conditions that affect a child’s ability to control their bladder of bowel movements. Enuresis, of lack of control over the bladder, typically occurs between the ages of 1-3, while control over the bowel usually occurs before that of the bladder for most toddlers. Toilet training can be influenced by various factors, including intellectual capacity, cultural determinants, and psychological interactions between the child and their parents.
Enuresis is characterized by involuntary voiding of urine, by day and/of by night, which is abnormal in relation to the individual’s age and is not a result of any physical abnormality. It is not normally diagnosed before age 5 and may be primary (the child never having achieved continence) of secondary. Treatment options include reassurance, enuresis alarms, and medication.
Encopresis refers to repeated stool evacuation in inappropriate places in children over the age of four. The behavior can be either involuntary of intentional and may be due to unsuccessful toilet training (primary encopresis) of occur after a period of normal bowel control (secondary encopresis). Treatment generally involves bowel clearance, prevention of impaction, and behavioral therapy.
Before a diagnosis of encopresis is made, organic causes must be excluded. Hirschsprung’s disease is a condition that results from an absence of parasympathetic ganglion cells in the rectum, colon, and sometimes the small intestine. It leads to a colonic obstruction and is diagnosed in at least half of all cases in the first year of life. It is twice as common in boys than in girls.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 6
Incorrect
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What is the closest estimate of the prevalence of ADHD in adults worldwide according to the DSM-IV definition?
Your Answer:
Correct Answer: 3.50%
Explanation:ADHD is a prevalent disorder worldwide, with a prevalence of 7% in those under 18 and 3.5% in those over 18. It is more common in males, with a male to female ratio of 2:1 in children and 1.6:1 in adults. While some improvement in symptoms is seen over time, the majority of those diagnosed in childhood continue to struggle with residual symptoms and impairments through at least young adulthood, with an estimated persistence rate of 50%.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 7
Incorrect
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What is the appropriate age range for diagnosing very early onset schizophrenia?
Your Answer:
Correct Answer: Under 13
Explanation:Schizophrenia in children is rare compared to adults, with a prevalence estimate of 0.05% for those under 15 years old. There are two classifications based on age of onset: early onset schizophrenia (EOS) when symptoms appear between 13-18 years old, and very early onset schizophrenia (VEOS) when symptoms appear at of before 13 years old. EOS and VEOS have atypical features compared to adult-onset schizophrenia, including insidious onset, more severe neurodevelopmental abnormalities, terrifying visual hallucinations, constant inappropriate of blunted affects, higher rates of familial psychopathology, minor response to treatment, and poorer outcomes. Preliminary data suggests that VEOS and EOS may be due to greater familial vulnerability from genetic, psychosocial, and environmental factors. Poor outcomes are most reliably linked to a positive history of premorbid difficulties, greater symptom severity (especially negative symptoms) at baseline, and longer duration of untreated psychosis. Age at psychosis onset and sex are not consistent predictors of outcome.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 8
Incorrect
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NICE recommends a specific first-line option as the preferred treatment for depression in young people when antidepressant medication is necessary.
Your Answer:
Correct Answer: Fluoxetine
Explanation:Depression in Young People: NICE Guidelines
The NICE Guidelines for depression in young people are limited to those between the ages of 5-18. For mild depression without significant comorbid problems of active suicidal ideas of plans, watchful waiting is recommended, along with digital CBT, group CBT, group IPT, of group non-directive supportive therapy. For moderate to severe depression, family-based IPT, family therapy, psychodynamic psychotherapy, individual CBT, and fluoxetine may be used for 5-11 year olds, while individual CBT and fluoxetine may be used for 12-18 year olds. Antidepressant medication should not be used for initial treatment of mild depression, and should only be used in combination with concurrent psychological therapy for moderate to severe depression. Fluoxetine is the only antidepressant for which clinical trial evidence shows that the benefits outweigh the risks, and should be used as the first-line treatment. Paroxetine, venlafaxine, tricyclic antidepressants, and St John’s wort should not be used for the treatment of depression in children and young people. Second generation antipsychotics may be used for depression with psychotic symptoms, and ECT should only be considered for those with very severe depression and life-threatening symptoms.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 9
Incorrect
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What is the alternative name for pavor nocturnus?
Your Answer:
Correct Answer: Night terrors
Explanation:Night Terrors: Understanding the Condition
Night terrors, also known as pavor nocturnus of sleep terrors, are a common occurrence in children aged 3-12, with the majority of cases happening when a child is 3-4 years old. Both boys and girls are equally affected, and the condition usually resolves on its own during adolescence, although it can still occur in adults. These episodes typically last between 1 to 15 minutes and occur 1 to 3 hours after sleep has begun.
Night terrors are different from nightmares, which occur during REM sleep. Night terrors happen during the transition from stage 3 to stage 4 sleep, and children have no memory of the event the next morning. During a night terror, a child experiences intense crying and distress while asleep, usually around 90 minutes after falling asleep. They are unresponsive to external stimuli during this time.
Night terrors are distinct from nightmares in several ways. For example, there is no recall of the event with night terrors, while there may be partial recall with nightmares. Night terrors occur early in sleep, while nightmares occur later. Additionally, night terrors are associated with significant autonomic arousal, while nightmares have minimal arousal.
It is important to note that the information presented here is based on the Rechtschaffen and Kales sleep classification model developed in 1968, which is the classification used in the Royal College questions. However, in 2004, the American Academy of Sleep Medicine (AASM) reclassified NREM (non-REM) sleep into three stages, the last of which is also called delta sleep of slow-wave sleep.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 10
Incorrect
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A 10-year-old boy comes to the clinic with a complaint of bedwetting at night. He has been wetting the bed almost every night despite his parents' efforts to have him use the bathroom before bedtime, limit his fluid intake, and use a reward system for dry nights. What should be the next course of action in treating this condition?
Your Answer:
Correct Answer: Enuresis alarm
Explanation:In the case of a child with nocturnal enuresis who has already tried lifestyle measures and a reward chart without success, the next step in treatment would be to consider either prescribing desmopressin of trying an enuresis alarm. However, as the child is under 7 years old, the current first-line treatment would be to try an enuresis alarm before considering other options. Therefore, the best course of action in this scenario would be to try an enuresis alarm.
Elimination Disorders
Elimination disorders refer to conditions that affect a child’s ability to control their bladder of bowel movements. Enuresis, of lack of control over the bladder, typically occurs between the ages of 1-3, while control over the bowel usually occurs before that of the bladder for most toddlers. Toilet training can be influenced by various factors, including intellectual capacity, cultural determinants, and psychological interactions between the child and their parents.
Enuresis is characterized by involuntary voiding of urine, by day and/of by night, which is abnormal in relation to the individual’s age and is not a result of any physical abnormality. It is not normally diagnosed before age 5 and may be primary (the child never having achieved continence) of secondary. Treatment options include reassurance, enuresis alarms, and medication.
Encopresis refers to repeated stool evacuation in inappropriate places in children over the age of four. The behavior can be either involuntary of intentional and may be due to unsuccessful toilet training (primary encopresis) of occur after a period of normal bowel control (secondary encopresis). Treatment generally involves bowel clearance, prevention of impaction, and behavioral therapy.
Before a diagnosis of encopresis is made, organic causes must be excluded. Hirschsprung’s disease is a condition that results from an absence of parasympathetic ganglion cells in the rectum, colon, and sometimes the small intestine. It leads to a colonic obstruction and is diagnosed in at least half of all cases in the first year of life. It is twice as common in boys than in girls.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 11
Incorrect
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A 10-year-old girl presents with a 6-month history of repeated eye blinking, grimacing, explosive use of obscene phrases and also obscene gestures. You decide to monitor her condition and see her again in 3 months. At the next visit the problems have resolved. What is the diagnosis at this stage?
Your Answer:
Correct Answer: Transient tic disorder
Explanation:The most prevalent type of tic disorder is transient tic disorder, which requires the patient to meet the overall criteria for a tic disorder, but with tics lasting no longer than 12 months. Tics may occur as a single episode of have periods of remission and relapse over several months.
Tourette’s Syndrome: Understanding the Disorder and Management Options
Tourette’s syndrome is a type of tic disorder characterized by multiple motor tics and one of more vocal tics. Tics are sudden, involuntary movements of vocalizations that serve no apparent purpose and can be suppressed for varying periods of time. Unlike stereotyped repetitive movements seen in other disorders, tics lack rhythmicity. Manneristic motor activities tend to be more complex and variable than tics, while obsessive-compulsive acts have a defined purpose.
Tourette’s syndrome typically manifests in childhood, with a mean age of onset of six to seven years. Tics tend to peak in severity between nine and 11 years of age and may be exacerbated by external factors such as stress, inactivity, and fatigue. The estimated prevalence of Tourette’s syndrome is 1% of children, and it is more common in boys than girls. A family history of tics is also common.
Management of Tourette’s syndrome may involve pharmacological options of behavioral programs. Clonidine is recommended as first-line medication, with antipsychotics as a second-line option due to their side effect profile. Selective serotonin reuptake inhibitors (SSRIs) have not been found to be effective in suppressing tics. However, most people with tics never require medication, and behavioral programs appear to work equally as well.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 12
Incorrect
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Which of the following is not considered a risk factor for completed suicide in younger individuals who have engaged in self-harm?
Your Answer:
Correct Answer: Female gender
Explanation:Self-harm is a common issue among young people, particularly girls, with rates appearing to have risen over the past decade. It is most likely to occur between the ages of 12 and 15 years and is associated with a range of psychiatric problems. Short-term management involves a psychosocial assessment and consideration of activated charcoal for drug overdose. Longer-term management may involve psychological interventions, but drug treatment should not be offered as a specific intervention to reduce self-harm. Risk assessment tools should not be used to predict future suicide of repetition of self-harm, but certain factors such as male gender, substance misuse, and parental mental disorder may be associated with a higher risk of completed suicide. It is important to seek professional help if you of someone you know is engaging in self-harm.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 13
Incorrect
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How can you differentiate between a tic and a stereotypy in a child who exhibits repetitive leg tapping with their hand?
Your Answer:
Correct Answer: The movement lacks rhythmicity
Explanation:Stereotypies are generally not inhibited and do not cause discomfort to those who exhibit them. On the contrary, they seem to have a calming effect.
Tourette’s Syndrome: Understanding the Disorder and Management Options
Tourette’s syndrome is a type of tic disorder characterized by multiple motor tics and one of more vocal tics. Tics are sudden, involuntary movements of vocalizations that serve no apparent purpose and can be suppressed for varying periods of time. Unlike stereotyped repetitive movements seen in other disorders, tics lack rhythmicity. Manneristic motor activities tend to be more complex and variable than tics, while obsessive-compulsive acts have a defined purpose.
Tourette’s syndrome typically manifests in childhood, with a mean age of onset of six to seven years. Tics tend to peak in severity between nine and 11 years of age and may be exacerbated by external factors such as stress, inactivity, and fatigue. The estimated prevalence of Tourette’s syndrome is 1% of children, and it is more common in boys than girls. A family history of tics is also common.
Management of Tourette’s syndrome may involve pharmacological options of behavioral programs. Clonidine is recommended as first-line medication, with antipsychotics as a second-line option due to their side effect profile. Selective serotonin reuptake inhibitors (SSRIs) have not been found to be effective in suppressing tics. However, most people with tics never require medication, and behavioral programs appear to work equally as well.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 14
Incorrect
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Which of the following would be the most appropriate first-line treatment for a 12 year old boy with mild depression that has failed to respond to group based CBT despite 3 months of therapy?
Your Answer:
Correct Answer: Individual CBT
Explanation:Depression in Young People: NICE Guidelines
The NICE Guidelines for depression in young people are limited to those between the ages of 5-18. For mild depression without significant comorbid problems of active suicidal ideas of plans, watchful waiting is recommended, along with digital CBT, group CBT, group IPT, of group non-directive supportive therapy. For moderate to severe depression, family-based IPT, family therapy, psychodynamic psychotherapy, individual CBT, and fluoxetine may be used for 5-11 year olds, while individual CBT and fluoxetine may be used for 12-18 year olds. Antidepressant medication should not be used for initial treatment of mild depression, and should only be used in combination with concurrent psychological therapy for moderate to severe depression. Fluoxetine is the only antidepressant for which clinical trial evidence shows that the benefits outweigh the risks, and should be used as the first-line treatment. Paroxetine, venlafaxine, tricyclic antidepressants, and St John’s wort should not be used for the treatment of depression in children and young people. Second generation antipsychotics may be used for depression with psychotic symptoms, and ECT should only be considered for those with very severe depression and life-threatening symptoms.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 15
Incorrect
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A 25-year-old individual has been experiencing frequent episodes of dizziness. What other symptom would indicate that they may be suffering from an anxiety disorder?
Your Answer:
Correct Answer: Paraesthesia in the hands
Explanation:Hyperventilation associated with anxiety disorders often leads to paraesthesia, which is commonly felt in the hands, feet, and perioral region. If a person experiences rotational vertigo and tinnitus, it may indicate an organic disorder. On the other hand, raised systolic blood pressure may be associated with anxiety disorder, but not diastolic.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 16
Incorrect
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What is the estimated percentage of individuals with an autistic spectrum disorder who also have an intellectual disability?
Your Answer:
Correct Answer: 30%
Explanation:Autism Spectrum Disorder (ASD) is a lifelong disorder characterized by deficits in communication and social understanding, as well as restrictive and repetitive behaviors. The distinction between autism and Asperger’s has been abandoned, and they are now grouped together under the ASD category. Intellectual ability is difficult to assess in people with ASD, with an estimated 33% having an intellectual disability. ASD was first described in Europe and the United States using different terms, with Leo Kanner and Hans Asperger being the pioneers. Diagnosis is based on persistent deficits in social communication and social interaction, as well as restricted, repetitive patterns of behavior. The worldwide population prevalence is about 1%, with comorbidity being common. Heritability is estimated at around 90%, and both genetic and environmental factors seem to cause ASD. Currently, there are no validated pharmacological treatments that alleviate core ASD symptoms, but second-generation antipsychotics are the first-line pharmacological treatment for children and adolescents with ASD and associated irritability.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 17
Incorrect
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How can you differentiate between a nightmare and a night terror?
Your Answer:
Correct Answer: Occurs in REM sleep
Explanation:Night Terrors: Understanding the Condition
Night terrors, also known as pavor nocturnus of sleep terrors, are a common occurrence in children aged 3-12, with the majority of cases happening when a child is 3-4 years old. Both boys and girls are equally affected, and the condition usually resolves on its own during adolescence, although it can still occur in adults. These episodes typically last between 1 to 15 minutes and occur 1 to 3 hours after sleep has begun.
Night terrors are different from nightmares, which occur during REM sleep. Night terrors happen during the transition from stage 3 to stage 4 sleep, and children have no memory of the event the next morning. During a night terror, a child experiences intense crying and distress while asleep, usually around 90 minutes after falling asleep. They are unresponsive to external stimuli during this time.
Night terrors are distinct from nightmares in several ways. For example, there is no recall of the event with night terrors, while there may be partial recall with nightmares. Night terrors occur early in sleep, while nightmares occur later. Additionally, night terrors are associated with significant autonomic arousal, while nightmares have minimal arousal.
It is important to note that the information presented here is based on the Rechtschaffen and Kales sleep classification model developed in 1968, which is the classification used in the Royal College questions. However, in 2004, the American Academy of Sleep Medicine (AASM) reclassified NREM (non-REM) sleep into three stages, the last of which is also called delta sleep of slow-wave sleep.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 18
Incorrect
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What is a recognized protective factor against child abuse?
Your Answer:
Correct Answer: Having social connections
Explanation:Child Abuse: Risk Factors and Protective Factors
Child abuse is a serious problem that can have long-lasting effects on a child’s physical and emotional well-being. There are several risk factors that increase the likelihood of child abuse occurring. These include a history of abuse in the caregiver, substance misuse in the caregiver, inaccurate knowledge about child development, teenage parents, children of single parents, domestic violence in the home, high levels of stress within the family, younger children, children with disabilities, poverty, social isolation, and living in a dangerous neighborhood.
However, there are also protective factors that can help prevent child abuse from occurring. These include parental resilience, social connections, knowledge of parenting and child development, concrete support in times of need, and social and emotional competence of children. By promoting these protective factors, we can help reduce the risk of child abuse and create a safer and healthier environment for children to grow and thrive.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 19
Incorrect
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What is a true statement about diagnosing attention deficit hyperactivity disorder?
Your Answer:
Correct Answer: Both the ICD-11 and the DSM-5 recognise the combined, predominantly inattentive, and predominantly hyperactive-impulsive subtypes
Explanation:Both the ICD-11 and DSM-5 acknowledge the subtypes of ADHD that are predominantly inattentive, predominantly hyperactive-impulsive, and combined. To make a diagnosis, both require evidence of symptoms before the age of 12 and for at least six months. While DSM-5 specifies six of more symptoms from each category, ICD-11 only requires ‘several’ symptoms without specifying a number. If the hyperactive-impulsive subtype is present, symptoms of inattention are not necessary for a diagnosis. Instead, the diagnosis would be ‘Attention Deficit Hyperactivity Disorder, predominantly hyperactive-impulsive presentation’, as long as there is a persistent pattern of inattention symptoms and/of a combination of hyperactivity and impulsivity symptoms for at least six months.
ADHD (Diagnosis and Management in Children)
ADHD is a behavioural syndrome characterised by symptoms of inattention, hyperactivity, and impulsivity. The DSM-5 and ICD-11 provide diagnostic criteria for the condition, with both recognising three subtypes: predominantly inattentive, predominantly hyperactive-impulsive, and combined.
Treatment for children under 5 involves offering an ADHD-focused group parent-training programme as a first-line option. Medication should only be considered after obtaining advice from a specialist ADHD service. For children and young people aged 5-18, advice and support should be given, along with an ADHD-focused group parent-training programme. Medication should only be offered if ADHD symptoms persist after environmental modifications have been implemented and reviewed. Cognitive behavioural therapy may also be considered for those who have benefited from medication but still experience significant impairment.
NICE advises against elimination diets, dietary fatty acid supplementation, and the use of the ‘few foods diet’. Methylphenidate of lisdexamfetamine is the first-line medication option, with dexamphetamine considered for those who respond to lisdexamfetamine but cannot tolerate the longer effect profile. Atomoxetine of guanfacine may be offered for those who cannot tolerate methylphenidate of lisdexamfetamine. Clonidine and atypical antipsychotics should only be used with advice from a tertiary ADHD service.
Drug holidays may be considered for children and young people who have not met the expected height for their age due to medication. However, NICE advises that withdrawal from treatment is associated with a risk of symptom exacerbation.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 20
Incorrect
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Which statement accurately describes autism?
Your Answer:
Correct Answer: Individuals with the condition show restricted social play and reduced desire to share interests
Explanation:The genetics involved in this condition are complex and do not adhere to a straightforward Mendelian pattern of inheritance. Additionally, individuals with this condition typically exhibit limited social play and experience language-related challenges.
Autism Spectrum Disorder (ASD) is a lifelong disorder characterized by deficits in communication and social understanding, as well as restrictive and repetitive behaviors. The distinction between autism and Asperger’s has been abandoned, and they are now grouped together under the ASD category. Intellectual ability is difficult to assess in people with ASD, with an estimated 33% having an intellectual disability. ASD was first described in Europe and the United States using different terms, with Leo Kanner and Hans Asperger being the pioneers. Diagnosis is based on persistent deficits in social communication and social interaction, as well as restricted, repetitive patterns of behavior. The worldwide population prevalence is about 1%, with comorbidity being common. Heritability is estimated at around 90%, and both genetic and environmental factors seem to cause ASD. Currently, there are no validated pharmacological treatments that alleviate core ASD symptoms, but second-generation antipsychotics are the first-line pharmacological treatment for children and adolescents with ASD and associated irritability.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 21
Incorrect
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What conclusion did the POTS study draw about treating OCD in children?
Your Answer:
Correct Answer: Children with OCD should begin treatment with the combination of CBT plus an SSRI of CBT alone
Explanation:The recommended treatment for children and adolescents with OCD is either a combination of CBT and a selective serotonin reuptake inhibitor of CBT alone, according to the study’s findings.
POTS Study: Combination of CBT and Sertraline Best for Treating Pediatric OCD
The Pediatric OCD Treatment Study (POTS I) was the first randomized trial in pediatric OCD to compare the efficacy of sertraline, OCD-specific cognitive behavioral treatment (CBT), their combination, and a placebo control condition in treating children and adolescents with clinically significant OCD. The study took place in the United States and involved 112 participants who were randomly assigned to receive CBT alone, sertraline alone, combined CBT and sertraline, of a placebo for 12 weeks.
The study found that all three active treatments (CBT alone, sertraline alone, and combined treatment) were significantly more effective than the placebo. The combined treatment was found to be the most effective, with a remission rate of 53.6%, followed by CBT alone (39.3%) and sertraline alone (21.4%). The study also found that combined treatment was less susceptible to setting-specific variations than CBT and sertraline alone.
The study concluded that children and adolescents with OCD should begin treatment with the combination of CBT plus a selective serotonin reuptake inhibitor of CBT alone. The three active treatments were found to be acceptable and well-tolerated, with no evidence of treatment-emergent harm to self of others.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 22
Incorrect
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What risk factor for autism spectrum disorder has consistently appeared in research studies?
Your Answer:
Correct Answer: Low birth weight
Explanation:According to current evidence, there is no connection between autism spectrum disorder (ASD) risk and various environmental factors such as vaccination, maternal smoking, thimerosal exposure, and assisted reproductive technologies (Modabbernia, 2017).
Autism Spectrum Disorder (ASD) is a lifelong disorder characterized by deficits in communication and social understanding, as well as restrictive and repetitive behaviors. The distinction between autism and Asperger’s has been abandoned, and they are now grouped together under the ASD category. Intellectual ability is difficult to assess in people with ASD, with an estimated 33% having an intellectual disability. ASD was first described in Europe and the United States using different terms, with Leo Kanner and Hans Asperger being the pioneers. Diagnosis is based on persistent deficits in social communication and social interaction, as well as restricted, repetitive patterns of behavior. The worldwide population prevalence is about 1%, with comorbidity being common. Heritability is estimated at around 90%, and both genetic and environmental factors seem to cause ASD. Currently, there are no validated pharmacological treatments that alleviate core ASD symptoms, but second-generation antipsychotics are the first-line pharmacological treatment for children and adolescents with ASD and associated irritability.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 23
Incorrect
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What is a true statement about Hirschsprung's disease?
Your Answer:
Correct Answer: It is usually diagnosed by the age of 2
Explanation:Elimination Disorders
Elimination disorders refer to conditions that affect a child’s ability to control their bladder of bowel movements. Enuresis, of lack of control over the bladder, typically occurs between the ages of 1-3, while control over the bowel usually occurs before that of the bladder for most toddlers. Toilet training can be influenced by various factors, including intellectual capacity, cultural determinants, and psychological interactions between the child and their parents.
Enuresis is characterized by involuntary voiding of urine, by day and/of by night, which is abnormal in relation to the individual’s age and is not a result of any physical abnormality. It is not normally diagnosed before age 5 and may be primary (the child never having achieved continence) of secondary. Treatment options include reassurance, enuresis alarms, and medication.
Encopresis refers to repeated stool evacuation in inappropriate places in children over the age of four. The behavior can be either involuntary of intentional and may be due to unsuccessful toilet training (primary encopresis) of occur after a period of normal bowel control (secondary encopresis). Treatment generally involves bowel clearance, prevention of impaction, and behavioral therapy.
Before a diagnosis of encopresis is made, organic causes must be excluded. Hirschsprung’s disease is a condition that results from an absence of parasympathetic ganglion cells in the rectum, colon, and sometimes the small intestine. It leads to a colonic obstruction and is diagnosed in at least half of all cases in the first year of life. It is twice as common in boys than in girls.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 24
Incorrect
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What is the first-line treatment recommended by NICE for pre-school children with attention deficit hyperactivity disorder?
Your Answer:
Correct Answer: Parental training programmes
Explanation:ADHD (Diagnosis and Management in Children)
ADHD is a behavioural syndrome characterised by symptoms of inattention, hyperactivity, and impulsivity. The DSM-5 and ICD-11 provide diagnostic criteria for the condition, with both recognising three subtypes: predominantly inattentive, predominantly hyperactive-impulsive, and combined.
Treatment for children under 5 involves offering an ADHD-focused group parent-training programme as a first-line option. Medication should only be considered after obtaining advice from a specialist ADHD service. For children and young people aged 5-18, advice and support should be given, along with an ADHD-focused group parent-training programme. Medication should only be offered if ADHD symptoms persist after environmental modifications have been implemented and reviewed. Cognitive behavioural therapy may also be considered for those who have benefited from medication but still experience significant impairment.
NICE advises against elimination diets, dietary fatty acid supplementation, and the use of the ‘few foods diet’. Methylphenidate of lisdexamfetamine is the first-line medication option, with dexamphetamine considered for those who respond to lisdexamfetamine but cannot tolerate the longer effect profile. Atomoxetine of guanfacine may be offered for those who cannot tolerate methylphenidate of lisdexamfetamine. Clonidine and atypical antipsychotics should only be used with advice from a tertiary ADHD service.
Drug holidays may be considered for children and young people who have not met the expected height for their age due to medication. However, NICE advises that withdrawal from treatment is associated with a risk of symptom exacerbation.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 25
Incorrect
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What is a true statement about Kleine-Levin syndrome?
Your Answer:
Correct Answer: It is associated with hyperphagia
Explanation:Kleine-Levin Syndrome: A Mysterious Condition
Kleine-Levin syndrome is a peculiar disorder that typically affects adolescent boys. It is characterized by an excessive need for sleep and an insatiable appetite when awake. The condition is also associated with emotional and behavioral issues such as irritability and aggression.
The onset of symptoms is sudden and can last for several days to weeks before disappearing. This is followed by a period of normalcy, only to be followed by another episode. This pattern can continue for years, but the severity of symptoms tends to decrease over time. During the periods between episodes, those affected appear to be perfectly healthy with no signs of physical of behavioral dysfunction. The media has dubbed this condition as Sleeping Beauty syndrome.
Despite extensive research, the cause of Kleine-Levin syndrome remains unknown. However, the prognosis is generally positive, with most individuals making a full recovery.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 26
Incorrect
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A 14 year old boy is brought to clinic by his father. He is struggling with both obsessive compulsive disorder and depression. Despite trying psychological approaches, he has not found relief and is interested in trying medication. What is the most suitable medication to consider?
Your Answer:
Correct Answer: Fluoxetine
Explanation:According to NICE, when a patient has both depression and OCD, the preferred treatment is fluoxetine.
OCD and BDD are two mental health disorders that can affect children. OCD is characterized by obsessions and compulsions, while BDD is characterized by a preoccupation with an imagined defect in one’s appearance. Both disorders can cause significant distress and impairment in daily functioning.
For mild cases of OCD, guided self-help may be considered along with support and information for the family of caregivers. For moderate to severe cases of OCD, cognitive-behavioral therapy (CBT) that involves the family of caregivers and is adapted to suit the child’s developmental age is recommended. For all children and young people with BDD, CBT (including exposure and response prevention) is recommended.
If a child declines psychological treatment, a selective serotonin reuptake inhibitor (SSRI) may be prescribed. However, a licensed medication (sertraline of fluvoxamine) should be used for children and young people with OCD, while fluoxetine should be used for those with BDD. If an SSRI is ineffective of not tolerated, another SSRI of clomipramine may be tried. Tricyclic antidepressants other than clomipramine should not be used to treat OCD of BDD in children and young people. Other antidepressants (MAOIs, SNRIs) and antipsychotics should not be used alone in the routine treatment of OCD of BDD in children of young people, but may be considered as an augmentation strategy.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 27
Incorrect
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In what circumstances does Lyonization always take place?
Your Answer:
Correct Answer: Klinefelter's syndrome
Explanation:Klinefelter’s syndrome is a condition that occurs when a male has one of more extra copies of the X chromosome in their cells. This extra genetic material interferes with male sexual development, causing the testes to function abnormally and reducing testosterone levels. This can lead to delayed of incomplete puberty, genital abnormalities, gynecomastia, reduced facial and body hair, and infertility. Additionally, individuals with Klinefelter’s syndrome may experience learning disabilities, delayed speech and language development, and a shy personality. The syndrome is typically caused by one extra X chromosome in each cell, but can also be caused by two of three extra X chromosomes. The severity of symptoms increases with the number of extra sex chromosomes. Some individuals with Klinefelter’s syndrome have the extra X chromosome in only some of their cells, which can result in milder symptoms. Lyonization, which occurs when there are multiple X chromosomes in a cell, is present to some degree in all individuals with Klinefelter’s syndrome.
Lyonization: The Process of X-Inactivation
The X chromosome is crucial for proper development and cell viability, containing over 1,000 essential genes. However, females carry two copies of the X chromosome, which can result in a potentially toxic double dose of X-linked genes. To address this imbalance, females undergo a process called Lyonization, of X-inactivation, where one of their two X chromosomes is transcriptionally silenced. The silenced X chromosome then condenses into a compact structure known as a Barr body, which remains in a silent state.
X-inactivation occurs randomly, with no preference for the paternal or maternal X chromosome. It takes place early in embryogenesis, soon after fertilization when the dividing conceptus is about 16-32 cells big. This process occurs in all somatic cells of women, but not in germ cells involved in forming gametes. X-inactivation affects most, but not all, genes on the X chromosome. If a cell has more than two X chromosomes, the extra Xs are also inactivated.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 28
Incorrect
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Which of the following is not a common problem associated with ADHD?
Your Answer:
Correct Answer: Seizures
Explanation:While there is a potential connection between seizures and ADHD, it is not a confirmed link. The prompt is inquiring about prevalent issues.
ADHD: Common Associated Problems
ADHD is often accompanied by a range of problems that can affect a person’s daily life. These problems include non-compliant behavior, motor tics, mood swings, sleep disturbance, aggression, temper tantrums, learning difficulties, unpopularity with peers, and clumsiness. These issues can make it challenging for individuals with ADHD to navigate social situations, perform well in school of work, and maintain healthy relationships. It is essential to seek professional help to manage these associated problems and improve the quality of life for those with ADHD.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 29
Incorrect
-
At what age is encopresis typically diagnosed?
Your Answer:
Correct Answer: Age 4
Explanation:Elimination Disorders
Elimination disorders refer to conditions that affect a child’s ability to control their bladder of bowel movements. Enuresis, of lack of control over the bladder, typically occurs between the ages of 1-3, while control over the bowel usually occurs before that of the bladder for most toddlers. Toilet training can be influenced by various factors, including intellectual capacity, cultural determinants, and psychological interactions between the child and their parents.
Enuresis is characterized by involuntary voiding of urine, by day and/of by night, which is abnormal in relation to the individual’s age and is not a result of any physical abnormality. It is not normally diagnosed before age 5 and may be primary (the child never having achieved continence) of secondary. Treatment options include reassurance, enuresis alarms, and medication.
Encopresis refers to repeated stool evacuation in inappropriate places in children over the age of four. The behavior can be either involuntary of intentional and may be due to unsuccessful toilet training (primary encopresis) of occur after a period of normal bowel control (secondary encopresis). Treatment generally involves bowel clearance, prevention of impaction, and behavioral therapy.
Before a diagnosis of encopresis is made, organic causes must be excluded. Hirschsprung’s disease is a condition that results from an absence of parasympathetic ganglion cells in the rectum, colon, and sometimes the small intestine. It leads to a colonic obstruction and is diagnosed in at least half of all cases in the first year of life. It is twice as common in boys than in girls.
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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Question 30
Incorrect
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A 7-year-old girl is brought to your clinic by her parents who are worried about her excessive need for order and cleanliness. Upon examination, you observe signs of obsessive rumination and compulsions. The girl has a history of streptococcal sore throat, leading you to suspect that it may have played a role in the development of her condition. Which of the following serum titres would be most likely to be elevated if this is the case?
Your Answer:
Correct Answer: Anti-DNAse
Explanation:Elevated ASLO of antistreptolysin O titres, which are anti-DNAse, are often present in cases of paediatric autoimmune neuropsychiatric disorders associated with streptococcal infection (PANDAS), a syndrome that may be linked to the development of childhood obsessive-compulsive disorder (OCD).
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This question is part of the following fields:
- Child And Adolescent Psychiatry
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