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Behavioral Science > Eating Disorders > Flashcards

Eating Disorders Flashcards

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1
Q

How is obesity defined?

A
  • more than 20% over ideal weight
  • BMI > 30
  • *now a medical disorder**
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2
Q

What are the 3 components to the etiology of obesity?

A

genetic, iatrogenic (medications causing weight gain) and lifestyle

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3
Q

What are 3 effective ways to lose weight for the long term?

A
  • surgery
  • pharmacologic (amphetamines, orlistat, topiramate and zonisamide)
  • realistic diet and exercise
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4
Q

How is anorexia nervosa defined?

A
  • refusal to maintain 85% typical weight
  • fear of gaining weight
  • body image disturbance
  • missed 3x+ menstrual cycles
  • Severity is based on BMI
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5
Q

What is restricting type of anorexia nervosa?

A

does not eat or purge

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6
Q

What is binge purge type of anorexia nervosa?

A

does binge or purge

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7
Q

Who is commonly affected by anorexia nervosa?

A 
female 20x more than males
mid teens to 20s
type A personality
work around food or have expertise
**may have depression or attempt suicide**
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8
Q

Are addiction rates higher or lower in patients with anorexia nervosa?

A

lower

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9
Q

Is there a genetic component to anorexia nervosa?

A

yes

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10
Q

Which 3 ego defense mechanisms are used by people with anorexia nervosa?

A

denial
minimalization
delusion

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11
Q

What medical issues are seen in patients with anorexia nervosa?

A 
weight loss
hypothermia
edema
bradycardia
hypotension
syncope
amenorrhea
Lanugo hair
osteoporosis
delayed gastric emptying
metabolic acidosis 
organ failure
low potassium -->heart problems
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12
Q

What is the course of anorexia nervosa?

A

spontaneous recovery to gradual starvation and death

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13
Q

how is anorexia nervosa treated in the hospital?

A
  • restore nutritional state once 20% of typical weight is lost
  • 2-6 months if 30% of typical weight lost
  • *forced tube feedings w/ firm consistency**
  • develop behavioral plan
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14
Q

What types of measurements/monitoring is done while anorexia nervosa patients are in the hospital?

A
  • morning weights
  • monitor input and output
  • labs-to monitor electrolytes
  • inaccessible bathrooms
  • continue into outpatient
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15
Q

What types of psychotherapy can be used for anorexia nervosa treatment?

A

psychodynamic
CBT
family

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16
Q 
Which of the following medications is not used in the treatment of anorexia nervosa patients? 
tricyclics
MAOI's
SSRI
Mirtazapine
Olanzapine
A

MAOI’s-not used

**can also use ECT if depressed

17
Q

How is bulimia nervosa defined?

A
  • recurrent binge eating
  • compensatory behavior-vomitting, laxatives, enemas, diuretics, exercise
  • No anorexia present
  • *binges 1x/week for 3 months
18
Q

Who is more commonly affected by bulimia nervosa?

A

females 10x more than males
normal to obese before
40% of college women
Impulsive and outgoing

19
Q

Is addiction more or less common in people with bulimia nervosa?

A

more common

20
Q

What types of medical issues are seen in patients with bulimia nervosa?

A 
poor dentition-->cavities
abraided knuckles-->russells sign
normal/overweight
sexually active
salivary enlargement
esophagitis/tears
21
Q

What types of lab changes are seen in patients with bulimia nervosa?

A

low PO4
low Mg
High amylase

22
Q

Is the course for bulimia better or worse than for anorexia nervosa?

A

better

50+% improvement in most patients

23
Q

What types of therapy are used in the treatment of bulimia nervosa?

A

CBT
dynamic
group
family

24
Q

What types of medications are used in the treatment of bulimia nervosa?

A

SSRI

25
Q

What is avoidant/restrictive food intake disorder?

A

patient doesn’t meet full anorexia criteria

26
Q

What is binge eating disorder?

A

Binges
No purges or compensation
1x/week for 3 months

27
Q

What is PICA?

A

persistent eating of non-nutritive substance for 1 month

28
Q

What is rumination?

A

repeated regurgitation and re-chewing of food
no weight gain
usually before 6 years

Behavioral Science (16 decks)

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