Adolescent Psychiatry Flashcards

1
Q

What is the prevalence of Anorexia Nervosa (AN)?

A

0.3-0.5%

This indicates the percentage of the population affected by AN.

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2
Q

What is the prevalence of Bulimia Nervosa (BN)?

A

1-2%

This indicates the percentage of the population affected by BN.

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3
Q

What is the male-to-female ratio for Eating Disorders?

A

9:1

This ratio indicates that females are more frequently affected by eating disorders compared to males.

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4
Q

Name two family factors associated with eating disorders.

A
  • Enmeshment
  • Poor boundaries
  • abuse, chaos

These factors can create an environment that contributes to the development of eating disorders.

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5
Q

What is a common personality trait associated with Anorexia Nervosa?

A

Perfectionistic personality

Individuals with AN may exhibit high standards and a fear of failure.

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6
Q

What are common comorbidities associated with Anorexia Nervosa?

A
  • Depression
  • OCD
  • OCPD

These mental health conditions often co-occur with AN.

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7
Q

What are common comorbidities associated with Bulimia Nervosa?

A
  • Depression
  • Panic disorders
  • Alcohol and substance abuse
  • Borderline personality disorder

These conditions can complicate the treatment and recovery of individuals with BN.

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8
Q

What is the severity classification for Anorexia Nervosa based on BMI?

A
  • Mild: BMI 17 kg/m²
  • Moderate: BMI 16-16.99
  • Severe: BMI 15-15.99
  • Extreme: BMI <15

These classifications help in assessing the severity of the illness.

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9
Q

What is a key clinical feature of Anorexia Nervosa according to DSM-V?

A

Restriction of input leading to significantly low body weight

This feature is essential for the diagnosis of AN.

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10
Q

List three physical examination findings associated with Anorexia Nervosa.

A
  • Impaired cognition
  • Bradycardia
  • Amenorrhea

These findings reflect the various systems affected by AN.

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11
Q

What is the recommended weight gain target per week for treating Anorexia Nervosa?

A

0.5 to 1 kg per week

This target is important for safe and effective nutritional rehabilitation.

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12
Q

What is a non-pharmacological treatment for Anorexia Nervosa?

A

Cognitive Behavioral Therapy (CBT)

CBT focuses on monitoring eating habits and addressing negative thoughts.

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13
Q

True or False: Pharmacological treatment is the first line for Anorexia Nervosa.

A

False

Pharmacological interventions are not the primary approach in treating AN.

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14
Q

What are the key clinical features of Bulimia Nervosa?

A
  • Recurrent episodes of binge eating
  • Repetitive compensatory behaviors
  • Self-esteem affected by body image

These features are essential for the diagnosis of BN.

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15
Q

What is Russell’s sign?

A

Abrasions over dorsal part of hand

This occurs when fingers are used to induce vomiting, a common behavior in Bulimia Nervosa.

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16
Q

What is the duration requirement for diagnosing Bulimia Nervosa?

A

At least once a week for 3 months

This criterion helps establish the chronicity of the disorder.

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17
Q

What is a common pharmacological treatment for Bulimia Nervosa?

A

SSRIs (e.g., fluoxetine)

These medications can help reduce binge eating and impulsive behaviors.

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18
Q

When treating AN patients with refeeding, aggressive refeeding should be avoided to avoid ____

A

hypophosphataemia

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19
Q

Hospitalise AN patients if (vitals)

A

BMI <13
HR <40bpm, irregular pulse
BP <90/60
Temp <35.5 deg

high suicide risk
fail outpatient tx

20
Q

In Bulimia Nervosa, BMI is usually ___

A

normal or even overweight

21
Q

What are the intrinsic causes of insomnia?

A
  • Primary insomnia
  • Sleep apnoea
  • Restless leg syndrome
22
Q

What are the extrinsic causes of insomnia?

A
  • Poor sleep hygiene
  • Substance-related issues
  • Environmental factors
23
Q

List some medical disorders that can lead to insomnia.

A
  • Pain
  • Pulmonary diseases (COPD)
  • Parkinson’s disease
  • Endocrine disorders
24
Q

Which psychiatric conditions are associated with insomnia?

A
  • Generalized Anxiety Disorder (GAD)
  • Depression
  • Bipolar disorder
  • Post-Traumatic Stress Disorder (PTSD)
25
What are the diagnostic criteria for insomnia?
* Sleep difficulties for at least 3 nights a week, for the past 3 months * Difficulties initiating sleep * Difficulties maintaining sleep * Early morning awakening and inability to return to sleep
26
What are some non-pharmacological management strategies for insomnia?
* Sleep education * Sleep hygiene * Stimulus control
27
What are key recommendations for sleep hygiene?
Bed for sleep/sex only Avoid screentime before bed Avoid exercise & caffeine before bed
28
Fill in the blank: The first line pharmacological treatment for insomnia includes _______.
[Hydroxyzine, Mirtazapine, Agomelatine, Melatonin, Lemborexant]
29
What is a notable side effect of Hydroxyzine?
Can lead to a hangover effect
30
What is the mechanism of action for Lemborexant?
Dual orexin receptor antagonist - blocks wakefulness signals
31
What are the second line medications for insomnia?
* Zopiclone * Zolpidem
32
True or False: Benzodiazepines can be prescribed for longer than 2 weeks for insomnia.
False
33
What is a common side effect of benzodiazepines?
* Dependence * Tolerance * Paradoxical aggression * Respiratory depression * Memory impairment
34
What are some characteristics of REM sleep disorders?
* Nightmares * Vivid violent dreams * Increased recall of dreams if awoken from REM sleep
35
What is narcolepsy characterized by?
Abnormal rapid onset of REM during afternoon nap
36
What symptoms are associated with cataplexy? ## Footnote Narcolepsy causes cataplexy
* Sudden muscle weakness * Loss of muscle control
37
What is hypnagogic hallucination? ## Footnote Narcolepsy causes hypnagogic hallucinations
Occurs while falling asleep
38
What is the definition of night terrors?
Sudden arousal from sleep with intense fearfulness
39
What is somnambulism?
Sleep walking
40
Fill in the blank: Sleep talking is also known as _______.
[somniloquy]
41
What is sleep drunkenness?
Confusion during arousal from sleep
42
List some non-REM sleep disorders.
* Night terrors * Somnambulism * Sleep talking * Sleep drunkenness * Bedwetting * Nocturnal leg cramps * Rhythmic movement disorders
43
List some REM sleep disorders
* Nightmares - increased recall of dreams if awoken from REM *Narcolepsy *Sleep apnea *Sleep paralysis
44
List some sex disorders
1) Exhibitionism: fantasy to expose genitalia to stranger 2) voyeurism: observing unsuspecting person naked 3) frotteruism: urge to rub up against non-consenting people 4) sadism & masochism: sexual arousal & satisfraction from psychological/physical suffering of others
45
Pharm tx of erectile dysfunction
Sildanefil Side effects: headache, hypotension