Textbook Notes (368,317)
Canada (161,798)
Psychology (9,695)
PSYB32H3 (1,174)
Chapter 9

Chapter 9 - Detailed

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Konstantine Zakzanis

Chapter 9: Eating Disorders Clinical Description Anorexia and Bulimia share that there is an intense fear of being overweight Anorexia Nervosa Anorexia: Loss of appetite Nervosa: caused by emotional reasons But most patients with anorexia nervosa actually dont lose their appetite in food Most patients starve themselves but they become preoccupied with food; they may read cookbooks constantly and prepare gourmet meals for their families Features for the diagnoses o * The person must refuse to maintain a normal body weight o The persons weight is less than 85% of what is considered normal for that persons age and height o There is dieting or purging (self-induced vomiting, heavy use of laxative or diuretics), excessive exercise o * Intense fear or gaining weight and the fear is not reduced by weight loss o * Have a distorted sense of their body shape even when they are emacinated o They believe in particular that their abdomen, buttocks and thighs are too fat o Weigh themselves frequently, measure the size of different parts of the body, and gaze critically at their reflections o * Amenorrhea: loss of the menstrual period o But this loss of period occurs in a minority of women before any significant weight loss Eating disorder inventory: self report of eating disorders; questionnaire There is another test where they show a picture of 3 bodies and they are asked to pick the one that looks like themselves; the patient with anorexia nervosa overestimate their own body size and chose the thinner one as their ideal 2 types of anorexia o Restricting type: weight loss is achieved by severely limiting food intake o Binge eating-purging type: person regularly engages in being eating and purging More psychopathological Patient exhibit more personality disorders, impulsive behaviour, stealing, alcohol and drug abuse, social withdrawal and suicide Tend to weigh more in childhood, come from heavier families with greater familial obesity and tend to use more extreme weight-control methods Typically begins in early to middle teenage years, often after an episode of dieting and exposure to life stress 10x more frequent in women than men Prevalence of less than 1% Patients are frequently diagnosed with depression, obsessive compulsive disorder, phobias, panic disorder, alcoholism, oppositional defiant disorder, and various personality disorders Women are more likely to have sexual disturbances Physical changes in Anorexia Nervosa Self starvation and use of laxatives Blood pressure falls, heart rate slows, kidney and gastrointestinal problems develop, bone mass declines, the skin dries out, nails become brittle, hormone levels change and mild anemia may occur They may lose their hair and develop laguna (fine, soft hair on their bodies) Levels of potassium and sodium are altered C h a p t e r 9 : E a t i n g D i s o r d e r s Page 1 www.notesolution.com
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