Eating Disorders Flashcards

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1
Q

Eating Disorders

A

pattern of dysfunctional food intake

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2
Q

Eating Disorders: Etiology

A

specific cause is unknown

genetics: bulimia and anorexia tend to run in families

developmental factors: autonomy may be difficult for the adolescent w/ an overprotective family

family influence: hx of abuse

sociocultural: media influence
* anorexia and bulimia are more prevalent in industrialized societies where food is abundant, and thinness is linked to beauty

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3
Q

Anorexia Nervosa

A

perception of self as significantly overweight when they are significantly underweight (objectively)

self perception is distorted

insight is poor

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4
Q

Anorexia Nervosa: Onset and Clinical Course

A

onset: 14-18YO

early stages: see denial as defense mechanism

see isolation and depression growing w/ progression of disorder

complex medical problems w/ progression

6x more likely to die from medical complications or suicide compared to general population

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5
Q

Anorexia Nervosa: Dx

A
  • restriction of energy intake
  • intense fear of gaining weight, becoming fat, behavior that interferes w/ weight gain
  • undue influence of body weight on self-evaluation
  • lack of acknowledgement about seriousness of low body weight

two types:

  • restricting
  • binge-eating/purging
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6
Q

Anorexia Nervosa: Restricting Type

A

weight loss is accomplished through dieting, fasting, excessive exercise

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7
Q

Anorexia Nervosa: Binge-eating/Purging Type

A

Recurrent episodes of binge eating or purging behaviors (self-induced vomiting, misuse of laxatives, diuretics, enemas)

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8
Q

Anorexia Nervosa: Physical Problems

A
  • Amenorrhea
  • Constipation
  • Loss of body fat
  • Muscle atrophy
  • Hair loss
  • Cardiac! Arrhythmias- heart failure- bradycardia
  • Electrolyte imbalances – hypokalemia/hypoglycemia
  • Renal- dehydration-kidney damage
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9
Q

Anorexia Nervosa: Medical Management

A
  • weight restoration
  • nutritional rehab
  • rehydration
  • correction of electrolyte imbalances
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10
Q

Anorexia Nervosa: Tx

A
  • Medication: amiltryptiline, olanzapine, fluoxetine (keep in mind that SSRI’s can cause weight loss)
  • Therapy: CBT, family therapy
  • Contraindications: Welbutrin b/c there is increased for seizures and SE is weight loss
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11
Q

Bulimia Nervosa

A

recurrent episodes of bing eating (eating in discrete period of time, lack of control over the eating)

recurrent compensatory behaviors to prevent weight gain

occur at least once a week for 3 months

self evaluation is influenced by. body shape and weight (effects self-esteem)

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12
Q

Bulimia Nervosa: Onset and Clinical Course

A

onset: late adolescence/early adulthood

insight that eating behavior is pathologic

usually maintain an average weight

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13
Q

Bulimia Nervosa: Tx

A
  • meds: antidepressants (usually SSRIs)

- Therapy: CBT

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14
Q

Bulimia Nervosa: Co-occurring Disorders

A
  • mood disorders
  • anxiety
  • SUD
  • depression more common
  • link between bulimia and BPD
  • link to hx of sexual abuse
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15
Q

Binge Eating Disorder

A
  • periods of binge eating averaging once a week for three months
  • rapid consumption of food while unable to control behavior
  • may be overweight
  • no purging behavior
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16
Q

Binge Eating Disorder: Nursing Diagnoses

A
  • imbalanced nutrition
  • ineffective coping
  • disturbed body image
  • chronic low self-esteem