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Psychiatry > Eating Disorders > Flashcards

Eating Disorders Flashcards

1
Q

What is the most fatal of all mental illnesses

A

Anorexia Nervosa

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2
Q

What is the ICD-10 F50.0?

A

Anorexia Nervosa

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3
Q

Who is Anorexia more common in male or female

A

Female

9:1

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4
Q

Causes of anorexia

A 
Genetic predisposition 
OCD 
Anxiety disorders 
Perfectionism 
Life events 
Life traumas 
Perpetuating consequences of starvation and of avoidance
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5
Q

Precipitating factors for anorexia

A

Puberty
dieting or even non-deliberate weight loss
Increased exercise
Stressful life event

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6
Q

Which BMI is diagnostic of anorexia

A

<17.5

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7
Q

Which questionnaire can be used to screen for anorexia

A

SCOFF

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8
Q

What does the SCOFF questionnaire include?

A

Do you make yourself sick because you feel uncomfortably full?

Do you worry about losing control over how much you eat?

Have you recently lost more than one stone in a 3 months period?

Do you believe yourself to be fat when others say you are too thin?

Would you say that food dominates your life?

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9
Q

Which SCOFF score indicates anorexia nervosa

A

> 2

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10
Q

Psychological interventions for anorexia

A

CBT
Family therapy
IPT

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11
Q

Who should be contacted when re-feeding a pateent

A

Dieticians

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12
Q

Complications of an NG tube

A

Aspiration (so need to have initial x-ray)

Nasal trauma

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13
Q

Signs of bulimia

A

Russel sign
Lanugo sign
Dental problems (teeth enamel)
Swollen parotid glands

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14
Q

Complications of re-feeding someone too quickly

A

Arrhythmias
Seizures
Cardiac arrest

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15
Q

What type of typical pattern does bulimia follow

A

Binging

Purging

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16
Q

Clinical features of anorexia

A 
Restriction of intake to lose weight 
Fears of weight gain 
Over-exercising
Weight loss becoming an overvalued idea 
Disturbance of body image
17
Q

What are the 2 subtypes of anorexia nervosa

A

Restrictive type

Bing eating/purging type

18
Q

Which other psychological condition is typically associated with AN

A

OCD

19
Q

Pharmacological treatments for Anorexia

A

Olenzapine (anti-psychotic)

Fluoxetine (SSRI)

20
Q

Describe anorexia bulimia

A

Episodes of binge eating
With sense of loss of control
Followed by compensatory behaviour

21
Q

What 2 types of compensatory behaviour are there in bulimia

A

Purging type

Non-purging type

22
Q

Describe purging type compensatory behaviour in bulimia

A

Self-induced vomiting Laxative abuse

Diuretic abuse

23
Q

Describe non-purging type behaviour in bulimia

A

Excessive exercising
Fasting
Strict diets

24
Q

Why are urgent situations in bulimia usually less severe than in anorexia nervosa

A

As patients are often a more healthy weight

25
Q

What is Russells sign

A

Calluses over the back of the hand due to repeated self-induced vomiting over long periods of time

26
Q

Psychological therapy of bulimia

A

IPT

CBT

27
Q

Pharmacological Rx of bulimia

A

Fluoxetine
Sertraline

Generally SSRI

28
Q

Who is more affected in bulimia M or F

A

F

9:1

29
Q

Aetiology of bulimia

A 
FH/Genetic
Perfectionism 
Personality 
Adverse life event 
Past dieting 
Anorexia nervosa 
Depression 
Low self esteem
30
Q

Under which act do patients with eating dirsoders sometimes need to be detained under

A

Mental Health Act

31
Q

What are the physiological effects of anorexia on the body

A 
Hypokalaemia can lead to cardiac arrhythmias
Decreased WCC
Decreased RBC - anaemia 
Decreased electrolytes (decreased K+, Na+, phosphate, magnesium) 
Decreased creatinine - muscle weakness
Bradycardia 
Hypotension
Osteoporosis
32
Q

Describe pathology of re-feeding syndrome

A

Someone is re-fed too quickly
Insulin is released
This causes cells to uptake already low levels of potassium, magnesium and phosphate
Leads to dangerously low serum levels
Can lead to cardiac arrhythmias and even death

Psychiatry (15 decks)

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