This is an extract of our Eating Disorders document, which we sell as part of our Psychology Notes collection written by the top tier of Oxford students.
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Eating disorders Classification of eating disorders??
Anorexia nervosa Bullimia nervosa Binge eating Otherwise specified feeding/ eating disorders ED-NOS
Core features: disturbed eating; over evaluation of control of eating, weight, shape- resulting in clinically significant impairment in health and psychosocial function. Also not secondary to any general medical/ psychiatric conditionCommon risk factors o Compulsivity - trait; aberrant sense of reward o Genetics o Female o Adolescence o Depression o substance misuse, alcoholism (more for BN) o Obesity (BN) o Premorbid experiences
? Adverse parenting- low contact; high expectations; parental discard
? Sexual abuse
? Family dieting
? Critical comments about eating, weight and shape from others
? Occupational pressure to be slim- such as in ballets- more so for BN
? Early menarche (period) - more so for BN o Pre morbid characteristics
? Low self esteem
? Perfectionism (AN)
? Anxiety and anxiety disorder - not eating feels better
Overlap between the three disorders mean people cross into other categories over time. Due to the similarities a transiagnostic form of CBT has been developed for full range of eating disorders. This is based on transdiagnostic theory of maintainence
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