Chapter 15

Eating Disorder

Anorexia Nervosa:A DSM-5 eating disorder characterized by caloric restriction leading to significantly low body weight, intense fear of gaining weight, and disturbance in body weight or shape.

DSM-5 Criteria

A set of diagnostic criteria used to classify mental disorders, including eating disorders like anorexia nervosa, bulimia nervosa, and binge eating disorder.

Bulimia Nervosa

A DSM-5 eating disorder characterized by recurrent episodes of binge eating followed by inappropriate compensatory behaviors to prevent weight gain.

Binge Eating Disorder (BED)

A DSM-5 eating disorder characterized by recurrent episodes of binge eating without compensatory behaviors, leading to marked distress.

Associated Conditions

Mental health problems that co-occur with eating disorders, including depression, anxiety, and substance use disorders.

Prevalence

The rate of occurrence of eating disorders in the population, with anorexia nervosa at 0.3%, bulimia nervosa at 0.9%, and binge eating disorder at 2.5%.

Risk Factors

Factors that increase the likelihood of developing eating disorders, including biological influences, personality traits, and social/cultural pressures.

Diagnostic Migration

The tendency for individuals with eating disorders to change their diagnostic classification over time, often from anorexia nervosa to bulimia nervosa.

Maudsley Hospital Approach

A treatment method for anorexia nervosa that involves parental control of eating and focuses on family relationships and communication.

Tripartite Influence Model

A model positing that peers, parents, and media are three key risk factors for the development of eating disorders, leading to body dissatisfaction.