What are the essential features of anorexia nervosa?
that the individual refuses to maintain a minimally normal body weight, is intensely afraid of gaining weight, and exhibits a significant disturbance in the perception of the shape or size of his or her body
postmenarcheal females with this disorder are amenorrheic
What is criterion A for anorexia nervosa?
A. Refusal to maintain body weight at or above minimally normal weight for age and height (e.g. weight loss leading to maintenance of body weight less than 85% of that expected; or failure to make expected weight gain during a period of growth, leading to body weight less than 85% of that expected).
What is criterion B for anorexia nervosa?
B. Intense fear of gaining weight or becoming fat, even though underweight.
What is criterion C for anorexia nervosa?
C. Disturbance in the way in which one's body weight or shape is experienced, undue influence of body weight or shape on self-evaluation, or denial of the seriousness of the surrent low body weight.
What is criterion D for anorexia nervosa?
D. In postmenarcheal females, amenorrhea, i.e., the absence of at least three consecutive menstrual cycles (a woman is considered to have amenorrhea if her periods occur only following hormone (estrogen) administration).
What are the subtypes of anorexia nervosa?
restricting type and binge-eating/purging type
What is the restricting subtype of anorexia nervosa?
during the current episode of anorexia nervosa, the person has not regularly engaged in binge-eating or purging behavior, like self-induced vomiting or misuse of laxatives, diuretics, or enemas
What is the binge-eating/purging type of anorexia nervosa?
during the current episode of anorexia nervosa, the person has regularly engaged in binge-eating or purging behavior (like self-induced vomiting or the misuse of laxatives, diuretics, or enemas)
Some of the features of anorexia nervosa are part of the criteria sets for which disorders?
social phobia, obsessive-compulsive disorder, and body dysmorphic disorder
How can anorexia be differentiated from social phobia?
The social fears extend beyond eating behavior with social phobia.
How can anorexia be differentiated from obsessive-compulsive disorder?
With OCD, obsessions and compulsions exist outside of food. These can be comorbid, though.
How can anorexia be differentiated from body dysmorphic disorder?
While both are characterized by a preoccupation with an imagined defect in bodily appearance, an additional diagnosis of BDD can be made if the distortion is unrelated to body shape and size.
How can anorexia nervosa be differentiated from bulimia nervosa?
Individuals with bulimia nervosa are able to maintain body weight at or above a minimally normal level.
What are the essential features of bulimia nervosa?
binge eating and inappropriate compensatory methods to prvent weight gain
individuals' self-evaluation is excessively influenced by body shape and weight
What is criterion A for bulimia?
recurrent episodes of binge eating
What two things characterize binge eating?
eating (within any discrete period of time) an amount of food that is definitely larger than most people would eat in a similar time period under similar circumstances
a sense of lack of control over eating during the episode
What is criterion B for bulimia nervosa?
B. Recurrent inappropriate compensatory behaviorin order to prevent weight gain, such as self-induced vomiting; misuse of laxatives, diuretics, enemas, or other medications; fasting; or excessive exercise.
What is criterion C for bulimia nervosa?
C. The binge eating and inappropriate compensatory behaviors both occur, on average, at least twice a week for three months.
What are criteria D and E for bulimia nervosa?
D. Self-evaluation is unduly influenced by body shape and weight.
E. The disturbance does not occur exclusively during episodes of anorexia nervosa.
What are the subtypes of bulimia?
purging and nonpurging
What is the purging type of bulimia?
during the current episode of bulimia nervosa, the person has regularly engaged in self-induced vomiting or the misuse of laxatives, diuretics, or enemas
What is the nonpurging type of bulimia?
during the current episode of bulimia nervosa, the person has used other inappropriate compensatory behaviors, such as fasting or excessive exercise, but has not regularly engaged in self-induced vomiting or the misuse of laxatives, diuretics, or enemas