Eating Disorders Flashcards
what are three criteria for anorexia nervosa diagnosis?
restriction of energy intake causes low weight
intense fear of gaining weight
disturbance of body image or lack of insight on seriouseness of low body weight
what are the two subtypes of anorexia nervosa?
restricting or binge eating/purging
what is normal BMI?
btw 18.5 and 24.99
what is cutoff for mild anorexia BMI?
17-18
what is cutoff for severe anorexia BMI?
less than 15 BMI
what is % ideal body weight that signals anorexia?
less than 80% IBW
what psych disorder has the highest mortality rate?
anorexia nervosa
why does anorexia have highest mortality of all psych disorders?
medical complication and suicide due to illness
name four disorders that are often comorbid with anorexia
dep, anx, OCD, personality disorders
what are the two aspects of treatment for anorexia?
medical stabilization…food
psychiatric treatment targeting the conditions/behaviors that drive the disorder
what is refeeding syndrome in anorexia?
patient has been in fasted state and metabolic processes have been turned off and then get turned on and have a big demand for sugars and electrolytes…
what can happen in refeeding syndrome in anorexia?
low levels of electrolytes already due to fasting…then use them up quick and it can lead to cardiac arrhythmias
what is the classic hallmark of refeeding syndrome?
HYPOPHOSPHATEMIA…high yield
what are the five criteria for bulimia nervosa??
recurrent binge eating compensatory behavior to rid of binge both of above occur once a week for three months influence of body image on self eval no anorexia nervosa
what medication is FDA approved for treatment of bulimia?
fluoxetine
what class of drugs should you use with bulimia?
SSRI/SNRI
what drug should you avoid with bulimia?
Bupropion
what is body weight usually like in bulimia?
normal or overweight
what are criteria for binge eating disorder?
recurrent binge eating once a week for three months without anorexia or bulimia nervosa signs…also feel stress about their eating and may do it isolated
is anorexia and bulimia more common in men or women?
10:1 women to men
is binge eating more common in men or women?
2:1 women to men
what is treatment for binge eating?
therapy and meds
what are the three meds you can give for binge eating?
lisdexamphetamine
sertraline (SSRI)
topiramate
what is ARFID?
avoidant restrictive food intake disorder
what are criteria for avoidant restrictive food intake disorder?
persistent failure to meet nutritional needs but not due to lack of food/ fasting and no body image issues and not explained by another medical condition
give an example of why someone may have ARFID?
kid choked on hot dog and wont eat solids for rest of life…
