Eating Disorders

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Eating Disorders
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Prevalence

• As many as 10 million females 1 million males
  in the US have either Anorexia Nervosa or bulimia
• An additional 25 million suffer from binge eating
  disorder

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Bulimia Nervosa

• Bingeing
• Purging techniques
• Exercise
• Majority are within 10 of normal weight

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Bulimia Nervosa

• Purging Type
• Non purging type

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Bulimia Nervosa

• Statistics
• 90-95 prevalence
• 6-8 of college students meet criteria
• Most common psych disorder on college campuses
• 1.1 lifetime prevalence
• Age of onset
• 16-19

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Bulimia Nervosa

• Medical consequences
• Salivary gland
• Dental problems
• Digestive problems
• Calluses on hands and fingers
• Electrolyte imbalance
• Cardiac arrythmia
• Renal failure
• Intestinal problems

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Bulimia Nervosa

• Associated psychological disorders

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Anorexia Nervosa

• nervous loss of appetite
• Characterized by
• Intense fear of obesity
• Relentless pursuit of thinness
• Loss of weight (15)

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Anorexia Nervosa

• Statistics
• 90-95 female
• Lifetime prevalence
• 3.6
• One of the most common psychiatric diagnosis in
  young women
• Begin to see in early to mid-adolescence

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Anorexia Nervosa

• Medical consequences
• Amenorrhea
• Dry skin
• Brittle hair and nails
• Hair loss
• Sensitivity to or intolerance of cold
• Lanugo
• Cardiovascular problems
• death

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Anorexia Nervosa

• Restricting Type
• Binge-Eating/Purging Type

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Anorexia Nervosa

• Associated Psychological Disorders

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Binge Eating Disorder

• Not currently a formal DSM diagnosis
• Gaining more recognition

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Binge Eating Disorder

• Marked distress due to binge eating, but do not
  engage in extreme compensatory behaviors
• Characteristics
• Eating very rapidly
• Eating until feeling uncomfortably full
• Eating large amounts of food when not hungry
• Eating alone because of embarrassment over how
  much one is eating
• Feeling disgust, guilt or depression after
  overeating
• Must occur, on average, at least 2 days per week
  for at least 6 months
• May be some compensatory behavior, but only
  occassionally

15
Binge Eating Disorder

• 0.7-4 general public
• 15-50 weight control groups
• Females 1.5 times more likely
• Age of onset
• Late adolescence to early 20s

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Binge Eating Disorder

• High blood pressure
• High cholesterol levels
• Heart disease
• Obesity
• Diabetes
• Cardiac arrest and death

17
Binge Eating Disorder

• Associated psychological disorders

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Cross-Cultural Considerations

• Nasser (1988)
• 50 Egyptian women in London
• 12
• 60 Egyptian women in Cairo
• 0
• Risk factor for all minority populations
• Higher social class
• Overweight
• Acculturation to the majority

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Etiology

• Social Dimensions
• Culture
• Family influences
• Biological Dimensions
• Psychological Dimensions

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Treatment of Eating Disorders

• The earlier treatment is began the better the
  prognosis
• Types of Treatment
• Multidimensional Approach
• Cognitive Behavioral therapy
• Individual psychotherapy
• Medications
• Self-help groups
• Other

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Other Eating Disorders

• Rumination Disorder
• Pica