Eating Disorders Flashcards
The main feature distinguishing bulimia nervosa from anorexia nervosa is?
Normal or higher-than-normal body weight.
Which of the following causal factors appears to be required for a patient to develop an eating disorder?
Exposure to sociocultural pressures to be thin
What are the criteria for anorexia nervosa?
- Restriction of energy intake, leading to a significantly low body weight.
- Intense fear of gaining weight or becoming fat
- Body-image disturbance
What are the subtypes of anorexia nervosa?
- Restricting Type
- Binge- Eating/Purging Type
What are the BMI cut offs for mild, moderate, severe, and extreme Anorexia Nervosa?
Mild: BMI ≥ 17
Moderate: BMI 16-16.99
Severe: BMI 15-15.99
Extreme: BMI < 15
*Severity can be modified based on symptoms, functional disability, and need for supervision
What is the prevalence of anorexia nervosa?
- 0.4% for full disorder
- 90% women
Describe the course of anorexia nervosa.
- Full recovery is very rare.
- <50% of all women treated for AN eventually maintain a near-normal body weight.
- About ¼ of treated patients do not recover.
- Mortality rate for Anorexia Nervosa is higher than for any other mental disorder except heroin dependence.
- Suicide risk for Anorexia Nervosa is higher than for any other mental disorder.
What is the inpatient treatment for anorexia nervosa?
Inpatient treatment typically focuses on weight gain.
* No psychological or drug treatment is known to be effective in treating anorexia over the long term.
What are the differences between treated and untreated individuals?
Treated and untreated individuals experience similar outcomes.
* i.e. little difference
What are promising treatments for anorexia nervosa?
Family Therapy (for adolescents) Acceptance and Commitment Therapy (for adults)
What are the criteria for bulimia nervosa (a new disorder ~1960s)?
- Recurrent episodes of binge-eating
- Eating a definitely large amount of food in a discrete period of time.
- A sense of loss of control.
- Recurrent inappropriate compensatory behavior to prevent weight gain.
- Both behaviors occur at least 2x/week for 3 months.
- Self-evaluation is unduly influenced by body shape and weight.
- Disturbance is not exclusively during episodes of AN.
What are the criteria for mild, moderate, severe, and extreme bulimia?
Mild: 1-3 episodes of compensatory behavior/week
Moderate: 4-7 episodes
Severe: 8-13 episodes
Extreme: 14 or more episodes
Severity can be modified based on symptoms/disability.
What is the prevalence of bulimia nervosa?
- 1-3%
- 90% women
What is the treatment for bulimia nervosa?
- Cognitive-Behavioral Therapy
- Interpersonal Psychotherapy (IPT)
- Fluoxetine 60 mg/day is also effective for BN
- Both effective in treating BN.
What are the criteria for binge eating disorder?
- Recurrent episodes of binge eating
- Associated with at least 3 of the following:
- Eating more rapidly than normal
- Until feeling uncomfortably full
- Eating large amounts of food when not hungry
- Eating alone because of embarrassment
- Feeling disgusted, depressed, or very guilty afterwards
- Marked distress about binge eating
- At least once/week for 3 months
- No recurrent compensatory behaviors, not exclusively during AN or BN.
