Bariatrics and Eating Disorders Flashcards
Common Emotions Associated with Eating Disorders
- Anger
- Sense of powerlessness (loss of self-control)
- Poor self-worth/low self-esteem
- Decreased ability to trust others
- Unable to meet expectations of others
Characteristics of Anorexia Nervosa
- Deliberate starvation
- Intense fear of gaining weight or “becoming fat”
- Distorted body image
- Lack of recognition of low body weight
- Precipitated by stress
- Poor peer relationships
- Oversensitive
- Manipulative
Onset of Anorexia Nervosa
Early - Late Adolescence
Types of Anorexia Nervosa
- Restricting
2. Binge eating / purging
Behavioral S/Sx of Anorexia Nervosa
- Morbid fear of obesity
- Preoccupation with food / refusal to eat
- May experience anxiety / depression
- May involve self-induced vomiting, laxative abuse, or excessive exercise
Physical S/Sx of Anorexia Nervosa
- Underweight
- Bradycardia
- Edema
- Amenorrhea
- Immature sexual development
- Hypothermia / cold intolerance
- Hypotension
- Electrolyte imbalances
- Abnormal thyroid function
- Elevated cholesterol levels
- Sudden cardiac arrest R/T electrolyte imbalances
- Lanugo
Diagnostic Criteria for Anorexia Nervosa
- Restriction of food that leads to low BMI
- Lack of recognition of seriousness of low weight
- Abnormal labs (Na, K)
Normal BMI
19 - 25
Goals for the Anorexic Client
- Establish trust / rapport
- Focus on their strengths
- Non-judgemental environment
- Encourage sharing of feelings
Interventions for the Anorexic Client
- Participate in goal setting
- Set realistic goals
- Weight training NOT cardio
- Supervision at mealtimes for 1 hour
- Normalize eating habits (eating publicly)
- Do NOT comment on their appearance
- Weigh them with their back turned
Characteristics of Bulimia Nervosa
- Binging and purging
- Precipitated by stress
- High / unrealistic expectations of self
- Ingests food to cope then feels extreme guilt afterwards
- Manipulative: shows few outward signs
- Distorted body image
- Usually normal weight
- Difficulty with boundaries
- Impulsive in others aspects of life
Bulimia outcomes vs Anorexia outcomes
- Bulimia is more prevalent than anorexia
- Bulimia is not as life threatening
- Bulimia has better outcomes and therefore lower mortality
Behavioral S/Sx of Bulimia
- Repeated binging and purging
- Fasting or excessive exercise afterwards
- Purging
- Non-purging
- Depression
- Episodes occur at least 2 X weekly for at least 3 months
Physical S/Sx of Bulimia Nervosa
- Most near normal weight (some over / some under)
- Dehydration
- Electrolyte imbalances
- Tooth enamel erosion
- Acne
Diagnostic Criteria of Bulimia Nervosa
- Eating large amounts of food with in a discrete period of time
- Or engaging in recurrent episodes of binging and purging
Goals for Bulimia Patients
- Teach s/sx of electrolyte imbalance
- Eat in common area
- Monitor for 1 hour after meal
- Realistic goals
- Identify binging trigger
Criteria for Hospitalization for all Eating Disorders
- Bradycardia < 40
- Hypothermia < 36 C
- Systolic BP < 80/50
- Hypokalemia
- Loss of > 30 % of body weight in 6 months
- Less than 85% below normal body weight
- Risk for suicide
- Failure to comply with treatment
Medications for Anorexia and Bulimia
- Fluoxetine
- Sertraline
- Olanzapine
Fluoextine
SSRI
- Anorexia: reduces occurrence of relapse, once client reaches maintenance weight
- Bulimia: reduces binge / purging episodes
Sertraline
Helps reduce frequency of binges
Olanzapine
Helps improve mood and decrease obsessional behaviors
- Side effect is increased appetitie
Physical S/Sx of Binge Eating Disorder
- Recurrent episodes of uncontrolled over eating
- Physical discomfort after eating (rapidly)
- Purging does not result after binging
Diagnostic Criteria for Binge Eating Disorder
Binge at least once a week for 6 months
Etiology of Obesity
- Genetics
- Lesions on hypothalamus
- Hypothyroidism
- DM
- Cushing’s Syndrome
- Lifestyle
- Unmet psychosocial needs