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Anorexia Nervosa

Anorexia Nervosa symptoms? A. restriction of energy intake relative to requirements, leading to significantly low body weight B. intense fear of gaining weight or becoming fat, or persistent behaviour that interferes with weight gain, even though at a significantly low weight
Anorexia Nervosa symtoms? 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 persistent lack of recognition of seriousness of low weight
AN Specifiers? Restricting Type- person restricts their food intake on their own and does not engage in binge-eating or purging behaviour Binge eating/purging type- person self-induces vomiting or misuses laxatives, diuretics, or enemas
AN Associated Features? emaciation, lanugo hair, enamel erosion, chewing gum, layers of clothing
AN Psychological consequences? depressed mood, irritability, insomnia, diminished interest in sex, OCD
AN Medical consequences? loss of brain volume, infertility/amenorrhea, increased fractures, cold intolerance, electrolyte abnormalities
AN important facts? (5) - affects 1% of population - females are 3-10x more likely to develop disorder - low BMI's associated with osteoporosis - typically begins in adolescence - highest mortality rate of any psychiatric disorder (10-15%)
AN important facts? (1) - binge eating/purging type highest mortality rate
Binge? - eating a lot of food in a defined amount of time - a sense of a loss of control
Most common eating disorder? binge-eating disorder
MRI of a person with anorexia nervosa? brain looks like they have dementia
AN risk factors? interests/jobs: acting, dancing, modelling, athlete personality traits: perfectionism, obsessionality, neuroticism, low self-esteem, developmental tasks (leaving home for college), anxiety family history of AN (particularly binge-eating purging type)
AN Comorbidity? 80% will experience major depressive disorder up to 75% will have comorbid anxiety disorders (generalized anxiety disorder, social anxiety, obsessive compulsive disorder
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