Feeding and Eating Disorders Flashcards
Define anorexia nervosa.
Restriction of energy intake relative to requirements, leading to a significantly low body weight in the context of age,sex, developmental trajectory,and physical health.
+
Intense fear of gaining weight or becoming fat, or persistent behavior that interferes with weight gain, even though at a significantly low weight.
What are the two types of anorexia nervosa?
- Restricting (*most treatment resistant) – no binge/purge behavior, involves dieting, fasting, exercise
- Binge-eating/purging type (*highest mortality) – recurrent episodes of binge eating or purging behaviors
True or False: Anorexia nervosa (restricting) usually converts to anorexia nervosa (binge-purge).
True
Define bulimia nervosa.
Recurrent episodes of binge eating with recurrent inappropriate compensatory behavior in order to prevent weight gain. Behavior occurs once weekly for 3 mo.
What personality disorder cluster type is anorexia nervosa (R) typically present with?
Cluster C – perfectionism, obsessionality, inflexible/constrained, avoidant PD, OCPD
What personality disorder cluster does anorexia nervosa (BP) typically present with?
Cluster B – impulsivity, sensation seeking, BPD
After how long is anorexia nervosa considered chronic?
6 years
What is the mortality of anorexia nervosa?
10-20%
What are the most common causes of death in anorexia nervosa?
Cardiac arrest and suicide.
Three characteristics have worse prognosis with bulimia nervosa.
Obesity, personality disorders, and substance misuse.
What are physical symptoms of AN and BN?
cold insensitivity, dizziness and syncope, poor sleep, GI symptoms, amenorrhea
General risk factors for AN or BN:
female, adolescense or early adulthood, Western society
