01:830:340 Lecture Notes - Lecture 10: Anorexia Nervosa, Bulimia Nervosa, Binge Eating Disorder
11 Jan 2020
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Document Summary
The most obnoxious is anorexia nervosa - defining characteristic is low body weight. Not loss of appetite - just restriction of intake. For males it is the opposite of anorexia (adonis effect) due to extreme focus on muscle mass - using chemicals. Repeated episodes of binge eating and inappropriate compensatory behaviors like induced vomiting, misuse of laxatives or excessive exercise. Most dangerous symptom because it"s messing with the electrolyte composition which can affect the organs like the heart. Refusal to maintain a normal body weight. There is no formal cutoff as to how thin is too thin and the average victim loses 25-39% of normal body weight. Intense fear that presents particular problems for treatment - not cured by losing weight. Another symptom is perceptual, cognitive, or affective disturbances in. Feeding and eating disorders are severe disturbances in eating behavior. Dsm-v lists pica, rumination and avoidant/restrictive food intake disorder evaluating weight.
